{"id":10426,"date":"2026-08-24T10:15:05","date_gmt":"2026-08-24T02:15:05","guid":{"rendered":"https:\/\/am-material.com\/?p=10426"},"modified":"2026-07-22T10:32:14","modified_gmt":"2026-07-22T02:32:14","slug":"how-7075-aluminium-alloy-powder-performs-in-powder-bed-fusion-systems","status":"publish","type":"post","link":"https:\/\/am-material.com\/ko\/news\/how-7075-aluminium-alloy-powder-performs-in-powder-bed-fusion-systems\/","title":{"rendered":"7075 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08 \ubd84\ub9d0\uc774 \ubd84\ub9d0 \ubca0\ub4dc \uc735\ud569 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ubcf4\uc5ec\uc8fc\ub294 \uc131\ub2a5"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\uac04\ub2e8\ud55c \ub2f5\ubcc0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>7075 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08 \ubd84\ub9d0<\/strong> \uad6c\ud615 Al-Zn-Mg-Cu \uc6d0\ub8cc(\uacf5\uce6d 5.6% Zn, 2.5% Mg, 1.6% Cu, \uc794\uc5ec\ub7c9 Al)\ub85c, \ud45c\uc900 \ub2e8\uc870 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08 \uc911 \uac00\uc7a5 \ub192\uc740 \uac15\ub3c4\ub97c \uc9c0\ub2cc \uc7ac\ub8cc\ub97c \ud30c\uc6b0\ub354 \ubca0\ub4dc \uc6a9\uc735(PBF), \ubd84\ub9d0 \uc57c\uae08 \ubc0f \uc5f4\ubd84\uc0ac \uacf5\uc815\uc5d0 \uc801\uc6a9\ud560 \uc218 \uc788\uac8c \ud574\uc90d\ub2c8\ub2e4. LPBF\uc5d0\uc11c\uc758 \uc131\ub2a5 \ud2b9\uc131\uc740 \u2018\ub192\uc740 \uc131\uacfc, \ub192\uc740 \uc815\ubc00\ub3c4\u2019\ub85c \uac00\uc7a5 \uc798 \uc124\uba85\ub429\ub2c8\ub2e4. \uc801\uc808\ud788 \uac00\uacf5\ub418\uace0 T6 \uc5f4\ucc98\ub9ac\ub97c \uac70\uce5c 7075 \ubd80\ud488\uc740 \ubc00\ub3c4\uac00 2.81 g\/cm\u00b3\uc5d0 \ubd88\uacfc\ud568\uc5d0\ub3c4 500~570 MPa\uc758 \uc778\uc7a5 \uac15\ub3c4\ub97c \ub2ec\uc131\ud558\uba70, \uc774\ub294 AlSi10Mg\uc758 \uc57d \ub450 \ubc30\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc774 \ud569\uae08\uc758 \ub113\uc740 \uc751\uace0 \ubc94\uc704(477~635\u00b0C)\uc640 \ub0ae\uc740 \uc2e4\ub9ac\ucf58 \ud568\ub7c9\uc73c\ub85c \uc778\ud574 \uc77c\ubc18\uc801\uc778 \ud504\ub9b0\ud305 \uac00\ub2a5 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08 \uc911 \uade0\uc5f4 \ubc1c\uc0dd \uac00\ub2a5\uc131\uc774 \uac00\uc7a5 \ub192\uc73c\ubbc0\ub85c, \uc131\uacf5\uc801\uc778 \uc0dd\uc0b0\uc744 \uc704\ud574\uc11c\ub294 \ube4c\ub4dc \ud50c\ub808\uc774\ud2b8\ub97c 150~200\u00b0C\ub85c \uc608\uc5f4\ud558\uace0, \uc2e0\uc911\ud558\uac8c \uc124\uc815\ub41c \ud30c\ub77c\ubbf8\ud130(\uc77c\ubc18\uc801\uc73c\ub85c 300~370 W, 800~1200 mm\/s, 30~40 \ub9c8\uc774\ud06c\ub860 \uce35 \ub450\uaed8), \uadf8\ub9ac\uace0 \ub9ce\uc740 \uacbd\uc6b0 \uacb0\uc815\ub9bd \uad6c\uc870\ub97c \ubbf8\uc138\ud654\ud558\uace0 \uace0\uc628 \ud30c\ub2e8\uc744 \uc5b5\uc81c\ud558\ub294 \ub098\ub178\uc785\uc790\uac00 \uc8fc\uc785\ub41c \ubd84\ub9d0 \ubcc0\ud615\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \ubd84\ub9d0 \uc0ac\uc591\uc740 15~53 \ub9c8\uc774\ud06c\ub860\uc758 \uc785\ub3c4 \ubd84\ud3ec(PSD)\uc640 D50\uc774 35 \ub9c8\uc774\ud06c\ub860 \uadfc\ucc98, \uad6c\ud615\ub3c4 92% \uc774\uc0c1, \uc0b0\uc18c \ud568\ub7c9 0.08 wt% \ubbf8\ub9cc\uc774\uc5b4\uc57c \ud558\uba70, \uc544\uc5f0\uacfc \ub9c8\uadf8\ub124\uc298\uc740 \ubd84\ubb34 \ubc0f \ud504\ub9b0\ud305 \uacfc\uc815\uc5d0\uc11c \uc6b0\uc120\uc801\uc73c\ub85c \uae30\ud654\ub418\ubbc0\ub85c \ubc30\uce58\ubcc4\ub85c \ud654\ud559 \uc131\ubd84\uc774 \uac80\uc99d\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uad6c\ub9e4\uc790\ub294 7075\ub97c 500 MPa \uc774\uc0c1\uc758 \uc54c\ub8e8\ubbf8\ub284\uc774 \uc9c4\uc815\uc73c\ub85c \ud544\uc694\ud55c \uc6a9\ub3c4\ub97c \uc704\ud55c \ud504\ub9ac\ubbf8\uc5c4 \uad6c\uc870\uc6a9 \uc18c\uc7ac\ub85c \uac04\uc8fc\ud574\uc57c \ud558\uba70, \ub300\ub7c9 \uc0dd\uc0b0\uc744 \uacb0\uc815\ud558\uae30 \uc804\uc5d0 \uacf5\uae09\uc5c5\uccb4\uac00 \uade0\uc5f4\uc5d0 \ubbfc\uac10\ud55c \uc54c\ub8e8\ubbf8\ub284 \ub4f1\uae09\uc5d0 \ub300\ud55c \uacbd\ud5d8\uc774 \uc788\ub294\uc9c0 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">7075 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08 \ubd84\ub9d0\uc774\ub780 \ubb34\uc5c7\uc774\uba70, \uadf8 \uc7ac\ub8cc\uc801 \uc7a5\uc810\uc740 \ubb34\uc5c7\uc778\uac00<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>7075 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08 \ubd84\ub9d0<\/strong> \ud56d\uacf5\uc6b0\uc8fc \ubd84\uc57c\uc5d0\uc11c \uace0\uac15\ub3c4 \uc54c\ub8e8\ubbf8\ub284\uc758 \ud45c\uc900\uc774 \ub41c \ud569\uae08\uc758 \ubd84\ub9d0 \ud615\ud0dc\uc785\ub2c8\ub2e4. AA7075, EN AW-7075 \ubc0f AlZn5.5MgCu\ub85c \ud45c\uc900\ud654\ub41c \uc774 \ud569\uae08\uc740 7xxx \uacc4\uc5f4\uc5d0 \uc18d\ud558\uba70, \uc544\uc5f0\uc774 \uc8fc\ub41c \ud569\uae08 \uc6d0\uc18c\uc774\uace0 \ub9c8\uadf8\ub124\uc298\uacfc \uad6c\ub9ac\uac00 \uc774\ub97c \ubcf4\uc870\ud558\uc5ec \uae30\uc874 \uc54c\ub8e8\ubbf8\ub284 \uc57c\uae08 \uae30\uc220\uc5d0\uc11c \ub2ec\uc131 \uac00\ub2a5\ud55c \ucd5c\uace0 \uc218\uc900\uc758 \uac15\ub3c4\ub97c \uc81c\uacf5\ud558\ub294 \uc11d\ucd9c \uacbd\ud654 \uc2dc\uc2a4\ud15c\uc744 \ud615\uc131\ud569\ub2c8\ub2e4. \uac00\uacf5\ub41c T6 \ud15c\ud37c \uc0c1\ud0dc\uc5d0\uc11c\ub294 \ub0a0\uac1c \uc2a4\ud30c\ubd80\ud130 \ub3d9\uccb4 \ud504\ub808\uc784\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0, \uac15\ub3c4 \ub300\ube44 \uc911\ub7c9 \ube44\uc728\uc774 \uac15\ucca0\uc5d0 \uadfc\uc811\ud558\uba74\uc11c\ub3c4 \ubc00\ub3c4\ub294 3\ubd84\uc758 1\uc5d0 \ubd88\uacfc\ud55c \ud56d\uacf5\uae30 \uad6c\uc870\ubb3c \ubd84\uc57c\uc5d0\uc11c \uc218\uc2ed \ub144\uac04 \uc0ac\uc6a9\ub418\uc5b4 \uc654\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">~ \uacc4\uc5f4 \ub0b4\uc5d0\uc11c <a target=\"_blank\" href=\"https:\/\/am-material.com\/ko\/aluminium-based-alloy-powder\/\" rel=\"noreferrer noopener\">\uc54c\ub8e8\ubbf8\ub284 \ud569\uae08 \ubd84\ub9d0<\/a> \uc801\uce35 \uc81c\uc870\uc6a9\uc73c\ub85c \uc81c\uacf5\ub418\ub294 7075\ub294 \uc131\ub2a5 \uba74\uc5d0\uc11c \ucd5c\ucca8\ub2e8 \uc218\uc900\uc744 \uc790\ub791\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uc801\uce35 \uc81c\uc870\uc6a9 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08\uc778 AlSi10Mg\uc640 AlSi7Mg\ub294 \uc778\uc1c4\uc131\uc744 \uace0\ub824\ud574 \uc8fc\uc870 \uacf5\ubc95\uc5d0\uc11c \ud30c\uc0dd\ub41c \uc870\uc131\uc73c\ub85c \uc120\uc815\ub41c \ubc18\uba74, 7075\ub294 \uac15\ub3c4\ub97c \uace0\ub824\ud574 \ub2e8\uc870 \uacf5\ubc95\uc5d0\uc11c \ud30c\uc0dd\ub41c \uc870\uc131\uc73c\ub85c \uc120\uc815\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubc30\uacbd\uc740 \uc5ed\uc0ac\uc801\uc73c\ub85c \uc591\uba74\uc131\uc744 \uc9c0\ub154\ub2e4. 7075\ub97c \ub300\uc0c1\uc73c\ub85c \ud55c \ucd08\uae30 LPBF(\ubd84\ub9d0 \uce68\uc801 \uc6a9\uc735) \uc2dc\ub3c4\uc5d0\uc11c\ub294 \uc2ec\uac01\ud55c \uc751\uace0 \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud588\uc73c\uba70, \uc774 \ud569\uae08\uc740 \ubd84\ub9d0 \uce68\uc801 \uc6a9\uc735 \uacf5\uc815\uc5d0\uc11c \u201c\uc6a9\uc811 \ubd88\uac00\ub2a5\ud55c\u201d \uc54c\ub8e8\ubbf8\ub284\uc758 \ub300\ud45c\uc801\uc778 \uc0ac\ub840\uac00 \ub418\uc5c8\ub2e4. \uc9c0\ub09c 10\ub144\uac04\uc758 \uacf5\uc815 \uac1c\ubc1c, \uace0\uc628 \uc608\uc5f4, \uc815\uad50\ud574\uc9c4 \uc2a4\uce94 \uc804\ub7b5, \uadf8\ub9ac\uace0 \ud2b9\ud788 \ubd84\ub9d0\uc5d0 \ub098\ub178 \uc785\uc790\ub97c \uc811\uc885\ud558\ub294 \uae30\uc220\uc744 \ud1b5\ud574 7075\ub294 \u2018\uc778\uc1c4 \ubd88\uac00\ub2a5\u2019\ud55c \uc18c\uc7ac\uc5d0\uc11c \u2018\uc0dd\uc0b0 \uac00\ub2a5\u2019\ud55c \uc18c\uc7ac\ub85c \ubcc0\ubaa8\ud588\uc73c\uba70, \uc774\uc81c AlSi10Mg\uc758 \ucd5c\ub300 \uac15\ub3c4\uc778 330 MPa\ub85c\ub294 \ucda9\uc871\ub418\uc9c0 \uc54a\ub294 \uad6c\uc870\uc6a9 \uc751\uc6a9 \ubd84\uc57c\uc5d0 \uc0ac\uc6a9\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7075 \ubd84\ub9d0\uc5d0 \ub300\ud55c \uc218\uc694\ub97c \uacac\uc778\ud558\ub294 \uc2e4\uc9c8\uc801\uc778 \uc774\uc810\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ubaa8\ub4e0 \ud45c\uc900 \uc54c\ub8e8\ubbf8\ub284 \ubd84\ub9d0 \uc911 \uac00\uc7a5 \ub192\uc740 \uac15\ub3c4\ub97c \uc9c0\ub2cc \uc81c\ud488<\/strong>: T6\uc758 \uc778\uc7a5 \uac15\ub3c4\ub294 500~570 MPa\ub85c, \ube44\uc6a9\uc740 \ud2f0\ud0c0\ub284 Ti6Al4V\uc758 \uc77c\ubd80 \uc218\uc900\uc5d0 \ubd88\uacfc\ud558\uba74\uc11c\ub3c4 \ube44\uac15\ub3c4 \uae30\uc900\uc73c\ub85c\ub294 \ud2f0\ud0c0\ub284 Ti6Al4V\uc5d0 \uadfc\uc811\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub6f0\uc5b4\ub09c \ube44\uac15\ub3c4\uc640 \ube44\uac15\uc131<\/strong>: \ud56d\uacf5\uc6b0\uc8fc, \ubaa8\ud130\uc2a4\ud3ec\uce20, \ubc29\uc704 \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \uc911\ub7c9\uc774 \uc911\uc694\ud55c \uad6c\uc870\ubb3c \uc124\uacc4\ub97c \uc704\ud55c \ucc38\uace0 \uc790\ub8cc.<\/li>\n\n\n\n<li><strong>\uc6b0\uc218\ud55c \ub0b4\ud53c\ub85c\uc131<\/strong>: \uc8fc\uae30\uc801 \ud558\uc911\uc774 \uac00\ud574\uc9c0\ub294 \uae30\uccb4 \uad6c\uc870 \ubd84\uc57c\uc5d0\uc11c \uc624\ub7ab\ub3d9\uc548 \ucd95\uc801\ub41c \uae30\uc220\uc801 \uc720\uc0b0.<\/li>\n\n\n\n<li><strong>\uae30\uacc4 \uac00\uacf5\uc131<\/strong>: \uac00\uacf5 \ud6c4 \ud45c\uba74\uc740 \uc815\ubc00\ud55c \uacf5\ucc28 \ubc94\uc704 \ub0b4\uc5d0\uc11c \uae54\ub054\ud558\uac8c \ub9c8\uac10\ub418\uc5b4, \u2018\uc778\uc1c4 \ud6c4 \uac00\uacf5\u2019 \ubc29\uc2dd\uc758 \ud558\uc774\ube0c\ub9ac\ub4dc \uc6cc\ud06c\ud50c\ub85c\uc6b0\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud655\ub9bd\ub41c \uacf5\ud559 \ub370\uc774\ud130<\/strong>: \uc218\uc2ed \ub144\uc5d0 \uac78\uce5c \uc2e4\uc81c \uc6b4\uc6a9 \uc2e4\uc801\uc774 \uc778\uc1c4 \ubc29\uc2dd \ud30c\uc0dd \uc81c\ud488\uc5d0 \ub300\ud55c \uc801\ud569\uc131 \ub17c\uac70\ub97c \ub4b7\ubc1b\uce68\ud574 \uc90d\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uad6c\ub9e4\uc790\ub294 \uc774\ub7ec\ud55c \uc7a5\uc810\uacfc \ud569\uae08\uc758 \ubb38\uc11c\ud654\ub41c \ud55c\uacc4, \uc989 6xxx \uacc4\uc5f4 \ud569\uae08\uc5d0 \ube44\ud574 \ub2e4\uc18c \ub5a8\uc5b4\uc9c0\ub294 \ub0b4\uc2dd\uc131, T6 \uc0c1\ud0dc\uc5d0\uc11c\uc758 \uc751\ub825 \ubd80\uc2dd \ucde8\uc57d\uc131(\uc77c\ubd80 \uac15\ub3c4 \uc800\ud558\ub97c \uac10\uc218\ud558\uace0 T73 \uacfc\ub178\ud654 \ucc98\ub9ac\ub97c \ud1b5\ud574 \uc644\ud654 \uac00\ub2a5), \uadf8\ub9ac\uace0 \uade0\uc5f4 \ubc1c\uc0dd \ubbfc\uac10\ub3c4\ub85c \uc778\ud574 \uc694\uad6c\ub418\ub294 \uc5c4\uaca9\ud55c \uac00\uacf5 \uad00\ub9ac \uae30\uc900\uc744 \uc885\ud569\uc801\uc73c\ub85c \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"431\" height=\"331\" src=\"https:\/\/am-material.com\/wp-content\/uploads\/2025\/09\/Surface-Repair-of-7075-Aluminum-Alloy-by-AFSD-1.png\" alt=\"\" class=\"wp-image-9948\" style=\"width:751px;height:auto\" title=\"\" srcset=\"https:\/\/am-material.com\/wp-content\/uploads\/2025\/09\/Surface-Repair-of-7075-Aluminum-Alloy-by-AFSD-1.png 431w, https:\/\/am-material.com\/wp-content\/uploads\/2025\/09\/Surface-Repair-of-7075-Aluminum-Alloy-by-AFSD-1-300x230.png 300w, https:\/\/am-material.com\/wp-content\/uploads\/2025\/09\/Surface-Repair-of-7075-Aluminum-Alloy-by-AFSD-1-16x12.png 16w\" sizes=\"(max-width: 431px) 100vw, 431px\" \/><figcaption><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\ud654\ud559 \uc870\uc131 \uac1c\uc694 \ubc0f \uc6d0\uc18c \uae30\ub2a5 \ucc38\uc870<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">7075 \ud569\uae08\uc740 \uc77c\ubc18\uc801\uc778 \uc54c\ub8e8\ubbf8\ub284 \uad6c\uc870\uc6a9 \ub4f1\uae09 \uc911 \ud569\uae08 \uc131\ubd84\uc774 \uac00\uc7a5 \ub9ce\uc774 \ud3ec\ud568\ub41c \uac83\uc73c\ub85c, \uc774 \ud569\uae08\uc744 \uad6c\uc131\ud558\ub294 \ub124 \uac00\uc9c0 \ud65c\uc131 \uc6d0\uc18c \uac01\uac01\uc774 \uac15\ub3c4\uc640 \uc778\uc1c4\uc131 \ubaa8\ub450\uc5d0 \uae0d\uc815\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce58\uac70\ub098 \ubd80\uc815\uc801\uc778 \uc601\ud5a5\uc744 \uc904 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7075\uc758 \ud654\ud559 \uc870\uc131<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\uc694\uc18c<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ubbfc (%)<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ub9e5\uc2a4 (%)<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc5ed\ud560<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc544\uc5f0(Zn)<\/td><td class=\"has-text-align-left\" data-align=\"left\">5.1<\/td><td class=\"has-text-align-left\" data-align=\"left\">6.1<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc8fc\uc694 \uac15\ud654 \uc131\ubd84; \ub178\ud654 \uacfc\uc815\uc5d0\uc11c MgZn\u2082 \uc11d\uc7ac\ub97c \ud615\uc131\ud568<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ub9c8\uadf8\ub124\uc298(Mg)<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.1<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.9<\/td><td class=\"has-text-align-left\" data-align=\"left\">Zn\uacfc \uacb0\ud569\ud558\uc5ec \uc5d0\ud0c0 \uc0c1 \uce68\uc804 \uccb4\uacc4\ub97c \ud615\uc131\ud55c\ub2e4<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uad6c\ub9ac(Cu)<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.2<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.0<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uac15\ub3c4\uc640 \uac15\uc218 \ubc18\uc751\uc131\uc744 \ub192\uc774\uace0, \ub0b4\uc2dd\uc131\uc744 \ub0ae\ucda5\ub2c8\ub2e4.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud06c\ub86c(Cr)<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.18<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.28<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacb0 \uad6c\uc870 \uc81c\uc5b4; \uc751\ub825 \ubd80\uc2dd \uc800\ud56d\uc131 \ud5a5\uc0c1<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc2e4\ub9ac\ucf58(Si)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.40<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubd88\uc21c\ubb3c; \ud568\ub7c9\uc774 \ub0ae\uc73c\uba74 \uc778\uc131\uc740 \uc720\uc9c0\ub418\uc9c0\ub9cc \uc778\uc1c4\uc5d0\ub294 \uc544\ubb34\ub7f0 \ub3c4\uc6c0\uc774 \ub418\uc9c0 \uc54a\ub294\ub2e4<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ucca0(Fe)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.50<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubd88\uc21c\ubb3c; \ucde8\uc131 \uae08\uc18d\uac04 \ud654\ud569\ubb3c \uc0c1\uc758 \ud615\uc131\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc81c\ud55c\ub428<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ub9dd\uac04(Mn)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.30<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubd88\uc21c\ubb3c \uc81c\uc5b4; \ubbf8\uc138\ud55c \uc785\uc790 \ubbf8\uc138\ud654<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud2f0\ud0c0\ub284(Ti)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.20<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc6a9\uc735 \uacf5\uc815\uc5d0\uc11c\uc758 \uace1\ubb3c \uc815\uc81c\uae30<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc54c\ub8e8\ubbf8\ub284 (Al)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc794\uc561<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc794\uc561<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uae30\ubcf8 \ud589\ub82c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc544\uc5f0 5.1-6.1%<\/strong> \uac15\ud654 \uc2dc\uc2a4\ud15c\uc744 \uacac\uace0\ud558\uac8c \uace0\uc815\ud569\ub2c8\ub2e4. \uc57d 465~480\u00b0C\uc758 \uc6a9\uccb4\ud654 \ucc98\ub9ac \uacfc\uc815\uc5d0\uc11c \uc544\uc5f0\uacfc \ub9c8\uadf8\ub124\uc298\uc774 \ubaa8\uc7ac\uc5d0 \uc6a9\ud574\ub418\uba70, \ub178\ud654 \ucc98\ub9ac(T6: \uc77c\ubc18\uc801\uc73c\ub85c 120\u00b0C) \uacfc\uc815\uc5d0\uc11c \uc774\ub4e4\uc740 \ubbf8\uc138\ud55c \uc5d0\ud0c0-\ud504\ub77c\uc784(MgZn\u2082) \uc0c1\uc73c\ub85c \uc11d\ucd9c\ub418\uc5b4 \ud56d\ubcf5 \uac15\ub3c4\ub97c \uc57d 500 MPa\uae4c\uc9c0 \ub192\uc785\ub2c8\ub2e4. \uc544\uc5f0\uc740 \ub610\ud55c \ud569\uae08\uc758 \uac00\uacf5\uc0c1\uc758 \uc704\ud5d8 \uc694\uc18c\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. \uc544\uc5f0\uc740 \uc751\uace0 \ubc94\uc704\ub97c \uadf9\uc801\uc73c\ub85c \ub113\ud788\uba70, \uadf8 \uc99d\uae30\uc555\uc73c\ub85c \uc778\ud574 LPBF \uc6a9\uc735 \ud480\uc5d0\uc11c \uc120\ud0dd\uc801 \uc99d\ubc1c\uc774 \ubc1c\uc0dd\ud558\ubbc0\ub85c, \uc778\uc1c4\ub41c \ubd80\ud488\uc758 \uc544\uc5f0 \ud568\ub7c9\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uacf5\uae09 \ubd84\ub9d0\ubcf4\ub2e4 \uc218\uc2ed \ud37c\uc13c\ud2b8 \ud3ec\uc778\ud2b8 \ub0ae\uac8c \ub098\ud0c0\ub0a9\ub2c8\ub2e4. \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ubd84\ub9d0 \uc81c\uc870\uc5c5\uccb4\ub4e4\uc740 \uc774\ub97c \ubcf4\uc815\ud558\uae30 \uc704\ud574 \ud654\ud559 \uc131\ubd84\uc744 \uaddc\uaca9 \uc0c1\ud55c\uc120 \uadfc\ucc98\ub85c \uc870\uc815\ud558\uba70, \uad6c\ub9e4\uc790\ub294 \uc778\uc99d \uacfc\uc815\uc5d0\uc11c \ubd84\ub9d0\uacfc \uc778\uc1c4\ub41c \ubd80\ud488\uc758 \ud654\ud559 \uc131\ubd84\uc744 \ubaa8\ub450 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2.1~2.9%\uc758 \ub9c8\uadf8\ub124\uc298<\/strong> \uc774 \uc6d0\uc18c\ub294 \uce68\uc804 \uc21c\uc11c\uc5d0\uc11c \uc544\uc5f0\uacfc \uacb0\ud569\ud558\uba70, \uc544\uc5f0\uacfc \uc720\uc0ac\ud55c \uae30\ud654 \ud2b9\uc131\uc744 \ubcf4\uc774\uae30 \ub54c\ubb38\uc5d0 \uc778\uc1c4 \uacfc\uc815\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc870\uc131 \ubcc0\ud654 \ubb38\uc81c\ub97c \ub354\uc6b1 \uc2ec\ud654\uc2dc\ud0b5\ub2c8\ub2e4. \uc778\uc99d\uc11c\uc5d0 \uae30\uc7ac\ub41c Zn:Mg \ube44\uc728\uc740 \ub450 \uc6d0\uc18c \uc911 \uc5b4\ub290 \ud558\ub098\ub9cc\uc744 \ubcf4\ub294 \uac83\ubcf4\ub2e4 \ub354 \uc720\uc6a9\ud55c \ud488\uc9c8 \uc9c0\ud45c\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uad6c\ub9ac: 1.2~2.0%<\/strong> \uc774\ub294 \uc11d\ucd9c \ubc18\uc751\uc744 \uac00\uc18d\ud654\ud558\uace0 \uac15\ud654\ud558\uba70 \uace0\uc628 \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uc9c0\ub9cc, \uadf8 \ub300\uac00\ub85c 6xxx \uacc4\uc5f4 \ud569\uae08\uc5d0 \ube44\ud574 \uc804\ubc18\uc801\uc778 \ub0b4\uc2dd\uc131\uc774 \uc800\ud558\ub418\uace0, \uc751\uace0 \uacfc\uc815\uc5d0\uc11c \uace0\uc628 \uade0\uc5f4 \ubc1c\uc0dd \uac00\ub2a5\uc131\uc774 \ub192\uc544\uc9c0\ub294 \ub4f1 \ud569\uae08\uc758 \ub450 \uac00\uc9c0 \uc798 \uc54c\ub824\uc9c4 \uc57d\uc810\uc744 \ucd08\ub798\ud569\ub2c8\ub2e4. \uad6c\ub9ac \ud568\ub7c9\uc774 \ub192\uc740 \uacb0\uc815\uacc4\uba74 \ubc15\ub9c9\uc740 7075\uc758 LPBF \uade0\uc5f4 \ubbfc\uac10\uc131\uc744 \uc720\ubc1c\ud558\ub294 \uc8fc\uc694 \uc694\uc778\uc774\uba70, \uc774\uac83\uc774 \ubc14\ub85c \uc811\uc885 \ubd84\ub9d0 \ubcc0\uc885\uc774 \uacb0\uc815\ub9bd \ubbf8\uc138\ud654\ub97c \ud1b5\ud574 \ucd08\uae30 \uade0\uc5f4\uc744 \uc794\ub958 \uc6a9\uc735\ubb3c\ub85c \uba54\uc6b0\ub824\ub294 \uc774\uc720\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>0.18-0.28%\uc758 \ud06c\ub86c \ud568\ub7c9<\/strong> \uac00\uacf5 \uacfc\uc815\uc5d0\uc11c \uc7ac\uacb0\uc815 \ubc0f \uacb0\uc815\ub9bd \uad6c\uc870\ub97c \uc81c\uc5b4\ud558\uace0 \uc751\ub825 \ubd80\uc2dd \uade0\uc5f4 \uc800\ud56d\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \ub54c\ubb38\uc5d0, 7075-T73\uc740 SCC\uc5d0 \uac15\ud55c \uacfc\ub178\ud654 \ud15c\ud37c\ub85c \uc874\uc7ac\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub9ac\uace0 <strong>\uc2e4\ub9ac\ucf58\uc758 \uac70\uc758 \uc644\uc804\ud55c \ubd80\uc7ac<\/strong> (\ucd5c\ub300 0.40%)\ub294 \uc778\uc1c4 \uac00\ub2a5\uc131\uc758 \uadfc\ubcf8\uc801\uc778 \uc0ac\uc2e4\uc785\ub2c8\ub2e4. \uc2e4\ub9ac\ucf58\uc740 LPBF \uacf5\uc815\uc5d0\uc11c AlSi10Mg \ubc0f AlSi7Mg\uc758 \uc778\uc1c4 \uc6a9\uc774\uc131\uc744 \ub192\uc5ec\uc8fc\ub294 \uc6d0\uc18c\uc778 \ubc18\uba74, 7075\uc5d0\ub294 \ubcf8\uc9c8\uc801\uc73c\ub85c \uc774 \uc6d0\uc18c\uac00 \ubd80\uc871\ud569\ub2c8\ub2e4. \ud569\uae08\uc758 \ubd84\ub9d0\uce35 \uc6a9\uc735 \uacf5\uc815 \uc124\uacc4, \uc608\uc5f4, \ud30c\ub77c\ubbf8\ud130, \uc811\uc885 \ub4f1 \ubaa8\ub4e0 \uc694\uc18c\ub294 \ubc14\ub85c \uadf8 \ub2e8\uc77c\ud55c \uc870\uc131\uc801 \ud604\uc2e4\uc744 \ubcf4\uc644\ud558\uae30 \uc704\ud574 \uc874\uc7ac\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc124\uacc4\ub97c \uc704\ud55c \ubb3c\ub9ac\uc801 \ubc0f \uae30\uacc4\uc801 \ud2b9\uc131 \ucc38\uace0 \uc790\ub8cc<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">7075\uc758 \uc124\uacc4 \uac12\uc740 \uc5f4\ucc98\ub9ac\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c0\uba70, T6\uc774 \ucd5c\ub300 \uac15\ub3c4\ub97c, T73\uc740 \ub0b4\uc751\ub825 \ubd80\uc2dd\uc131\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc544\ub798\uc758 \uc218\uce58\ub294 T6 \uc18c\uc7ac\uc5d0 \ub300\ud55c \uc2e4\uc628 \uc2dc\ud5d8 \uacb0\uacfc\ub97c \ubc18\uc601\ud55c \uac83\uc774\uba70, \uc644\uc804\ud55c \uc5f4\ucc98\ub9ac\ub97c \uac70\uce5c \ud6c4 \uc801\uc808\ud788 \uac00\uacf5\ub41c LPBF \ubd80\ud488\ub3c4 \ub3d9\uc77c\ud55c \ubc94\uc704\uc758 \uc131\ub2a5\uc744 \ub2ec\uc131\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc8fc\uc694 \uc18d\uc131<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\uc18d\uc131<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uac00\uce58<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ub2e8\uc704<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\ubc00\ub3c4<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.81<\/td><td class=\"has-text-align-left\" data-align=\"left\">g\/cm3<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc6a9\uc735 \ubc94\uc704<\/td><td class=\"has-text-align-left\" data-align=\"left\">477-635<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u00b0C<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc5f4\uc804\ub3c4\ub3c4 (T6)<\/td><td class=\"has-text-align-left\" data-align=\"left\">130<\/td><td class=\"has-text-align-left\" data-align=\"left\">W\/m\u00b7K<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc804\uae30 \uc804\ub3c4\uc131<\/td><td class=\"has-text-align-left\" data-align=\"left\">33<\/td><td class=\"has-text-align-left\" data-align=\"left\">% IACS<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc5f4\ud33d\ucc3d \uacc4\uc218<\/td><td class=\"has-text-align-left\" data-align=\"left\">23.5<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc74c\/m*K<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud0c4\uc131 \uacc4\uc218<\/td><td class=\"has-text-align-left\" data-align=\"left\">71.7<\/td><td class=\"has-text-align-left\" data-align=\"left\">GPa<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc778\uc7a5 \uac15\ub3c4 (T6)<\/td><td class=\"has-text-align-left\" data-align=\"left\">500-570<\/td><td class=\"has-text-align-left\" data-align=\"left\">MPa<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud56d\ubcf5 \uac15\ub3c4 (T6)<\/td><td class=\"has-text-align-left\" data-align=\"left\">430-505<\/td><td class=\"has-text-align-left\" data-align=\"left\">MPa<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc5f0\uc2e0\uc728 (T6)<\/td><td class=\"has-text-align-left\" data-align=\"left\">7-11<\/td><td class=\"has-text-align-left\" data-align=\"left\">%<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uacbd\ub3c4 (T6)<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">HB<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud53c\ub85c \uac15\ub3c4 (10^7 \uc0ac\uc774\ud074)<\/td><td class=\"has-text-align-left\" data-align=\"left\">160-200<\/td><td class=\"has-text-align-left\" data-align=\"left\">MPa<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub9ac\uace0 <strong>\uac15\ub3c4-\ubc00\ub3c4 \uc870\ud569<\/strong> \uc774\uac83\uc774 \ub514\uc790\uc778\uc758 \ud575\uc2ec\uc785\ub2c8\ub2e4. \uc778\uc7a5 \uac15\ub3c4 500~570 MPa, \ubc00\ub3c4 2.81 g\/cm\u00b3\ub97c \uc9c0\ub2cc T6 7075\ub294 Ti6Al4V\uc5d0 \ud544\uc801\ud558\ub294 \ube44\uac15\ub3c4\ub97c \uc81c\uacf5\ud558\uba74\uc11c\ub3c4 \ud0ac\ub85c\uadf8\ub7a8\ub2f9 \uc7ac\ub8cc \ube44\uc6a9\uc740 \uc57d 5\ubd84\uc758 1 \uc218\uc900\uc5d0 \ubd88\uacfc\ud558\uba70, \uc774\ub294 \ud2f0\ud0c0\ub284\uc758 \ub0b4\uc5f4\uc131\uc774 \uc694\uad6c\ub418\uc9c0 \uc54a\ub294 \uc911\ub7c9 \ubbfc\uac10\ud615 \uad6c\uc870\ubb3c \ubd84\uc57c\uc5d0\uc11c 7075\uac00 \uc8fc\ub958\ub97c \uc774\ub8e8\ub294 \uadfc\ubcf8\uc801\uc778 \uc774\uc720\uc785\ub2c8\ub2e4. \uc54c\ub8e8\ubbf8\ub284 \ud2b9\uc720\uc758 71.7 GPa\uc758 \ud0c4\uc131 \uacc4\uc218 \ub54c\ubb38\uc5d0 \uac15\uc131\uc744 \uc911\uc2dc\ud558\ub294 \uc124\uacc4\uc5d0\uc11c\ub294 \ub192\uc740 \uac15\ub3c4\ub85c \uc778\ud55c \uc774\uc810\uc744 \uc5bb\uc744 \uc218 \uc5c6\uc73c\ubbc0\ub85c, 7075\ub294 \ud2b9\ud788 \uac15\ub3c4 \uc81c\ud55c\uc774 \uc788\ub294 \ubd80\uc704\uc5d0\uc11c \uadf8 \uac00\uce58\ub97c \ubc1c\ud718\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub9ac\uace0 <strong>477~635\u2103\uc758 \uc6a9\uc735 \ubc94\uc704<\/strong> \uc774\ub294 \uc77c\ubc18\uc801\uc778 \uad6c\uc870\uc6a9 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08 \uc911 \uac00\uc7a5 \ub113\uc740 \ubc94\uc704\ub97c \ubcf4\uc774\uba70, LPBF \uacf5\uc815\uc5d0\uc11c\uc758 \uac70\ub3d9 \ud604\uc0c1\uc758 \uadfc\ubcf8 \uc6d0\uc778\uc785\ub2c8\ub2e4. 158\ub3c4\uc758 \uc751\uace0 \uad6c\uac04\uc740 \uc751\uace0 \uc911\uc778 \uc6a9\uc735 \ud480\uc774 \uc5f4 \uc218\ucd95\uc73c\ub85c \uc778\ud574 \uc561\uccb4 \ub9c9\uc774 \ucc22\uc5b4\uc9c0\ub294 \u2018\uace0\uc628 \uade0\uc5f4\u2019 \uba54\ucee4\ub2c8\uc998\uc774 \ubc1c\uc0dd\ud558\ub294 \ucde8\uc57d\ud55c \ubc18\uace0\uccb4 \uc0c1\ud0dc\uc5d0\uc11c \uc7a5\uc2dc\uac04 \uba38\ubb34\ub974\uac8c \ub428\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uacf5\uc815 \ub300\ucc45\uc740 \ubaa8\ub450 \uc774 \uad6c\uac04\uc744 \ub2e4\uc591\ud55c \uce21\uba74\uc5d0\uc11c \ud574\uacb0\ud569\ub2c8\ub2e4. \uc608\uc5f4\uc740 \uc5f4 \uad6c\ubc30\uc640 \uc218\ucd95 \uc751\ub825\uc744 \uc904\uc774\uace0, \uc815\ubc00\ud558\uac8c \uc870\uc815\ub41c \ub9e4\uac1c\ubcc0\uc218\ub294 \uc6a9\uc735 \ud480\uacfc \uadf8 \uc751\ub825\uc7a5\uc744 \ucd95\uc18c\uc2dc\ud0a4\uba70, \ub098\ub178 \uc785\uc790 \uc811\uc885\uc81c (\uc77c\ubc18\uc801\uc73c\ub85c TiB\u2082, TiC \ub610\ub294 Zr \uae30\ubc18 \uc785\uc790\ub85c, \ubd84\ub9d0\uc5d0 1% \ubbf8\ub9cc\uc758 \ube44\uc728\ub85c \ud63c\ud569\ub428)\ub294 \ubbf8\uc138\ud55c \ub4f1\ucd95\ub9bd\uc758 \ud575\uc0dd\uc131\uc744 \ucd09\uc9c4\ud558\uba70, \uc774 \uc785\uc790 \uac04\uc758 \uc561\uccb4 \ud1b5\ub85c\ub294 \uac1c\ubc29\ub41c \uc0c1\ud0dc\ub97c \uc720\uc9c0\ud558\uc5ec \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud560 \ub54c \uc774\ub97c \uba54\uc6cc\uc90d\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>T6 \uc0c1\ud0dc\uc5d0\uc11c 130 W\/m\u00b7K\uc758 \uc5f4\uc804\ub3c4\ub3c4<\/strong> \uc774\ub294 \ud574\ub2f9 \ud569\uae08\uc758 \uc8fc\uc694 \ube44\uae30\uacc4\uc801 \ud55c\uacc4\uc785\ub2c8\ub2e4. 6061 \ubc0f AlSi7Mg\ubcf4\ub2e4 \uc57d 20~25% \ub0ae\uc740 \uc774 \ud2b9\uc131\uc73c\ub85c \uc778\ud574 7075\ub294 \uc5f4 \uad00\ub9ac\uac00 \ucd5c\uc6b0\uc120\uc778 \uc6a9\ub3c4\uc5d0\ub294 \uc801\ud569\ud558\uc9c0 \uc54a\uc73c\uba70, LPBF \uacf5\uc815\uc5d0\uc11c\ub294 \uc608\uc5f4 \uc804\ub7b5\uc744 \ud1b5\ud574 \uad00\ub9ac\ud574\uc57c \ud560 \uae09\uaca9\ud55c \uc5f4 \uad6c\ubc30\uac00 \ubc1c\uc0dd\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc628\ub3c4 \uc120\ud0dd<\/strong> \uc124\uacc4 \uc2dc \uc138\uc2ec\ud55c \uc8fc\uc758\ub97c \uae30\uc6b8\uc5ec\uc57c \ud569\ub2c8\ub2e4. T6\ub294 \uac15\ub3c4\ub97c \uadf9\ub300\ud654\ud558\uc9c0\ub9cc, \uc9c0\uc18d\uc801\uc778 \uc778\uc7a5 \uc751\ub825\uc774 \uac00\ud574\uc9c0\ub294 \ub450\uaebc\uc6b4 \ub2e8\uba74, \ud2b9\ud788 \uc2b5\uae30\ub098 \ud574\uc591 \ud658\uacbd\uc5d0\uc11c \uc751\ub825 \ubd80\uc2dd \uade0\uc5f4(SCC) \ubc1c\uc0dd \uac00\ub2a5\uc131\uc774 \ub192\uc2b5\ub2c8\ub2e4. \ubc18\uba74, T73 \uacfc\ub178\ud654 \ucc98\ub9ac\ub294 \uac15\ub3c4\ub97c \uc57d 10~15% \uc815\ub3c4 \ud76c\uc0dd\ud558\ub294 \ub300\uc2e0 SCC\uc5d0 \ub300\ud55c \ub0b4\uc131\uc744 \uac70\uc758 \uc644\ubcbd\ud558\uac8c \ud655\ubcf4\ud558\uace0 \ud30c\ub2e8 \uc778\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4. \ud56d\uacf5\uc6b0\uc8fc \uc5c5\uacc4\uc5d0\uc11c\ub294 \uc8fc \uad6c\uc870\ubb3c\uc5d0 T73 \uacc4\uc5f4\uc758 \uc5f4\ucc98\ub9ac\ub97c \uae30\ubcf8\uc73c\ub85c \uc801\uc6a9\ud558\uba70, \uc8fc\uc870\ud488 \uc778\uc99d \ud504\ub85c\uadf8\ub7a8\uc5d0\uc11c\ub294 \ucd5c\ub300 \uac15\ub3c4\ub97c \uae30\ubcf8\uac12\uc73c\ub85c \uc0bc\uae30\ubcf4\ub2e4\ub294 \uc5f4\ucc98\ub9ac \uc0c1\ud0dc\ub97c \uba85\uc2dc\uc801\uc73c\ub85c \uc9c0\uc815\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc0ac\uc591, PSD \ud5c8\uc6a9 \uc624\ucc28 \ubc0f \uc0ac\uc6a9 \uac00\ub2a5\ud55c \ub4f1\uae09 \uc635\uc158 \ubaa9\ub85d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">7075 \ubd84\ub9d0\uc740 \ud45c\uc900\ud615\uacfc \uc811\uc885\ud615\uc73c\ub85c \uacf5\uae09\ub418\uba70, \uc0ac\uc591 \uae30\uc900\uc740 \ud569\uae08\uc758 \uac00\uacf5 \ubbfc\uac10\ub3c4\ub97c \ubc18\uc601\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc0ac\uc6a9 \uac00\ub2a5\ud55c \uc0ac\uc591<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\ub9e4\uac1c\ubcc0\uc218<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ud45c\uc900\/\uac12<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">LPBF\/SLM\uc6a9 PSD<\/td><td class=\"has-text-align-left\" data-align=\"left\">15\u201353 \u00b5m (D10 ~20, D50 ~35, D90 ~54)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">DED\uc6a9 PSD<\/td><td class=\"has-text-align-left\" data-align=\"left\">45-106 um<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc555\ucd95-\uc18c\uacb0\ud615 PM\uc6a9 PSD<\/td><td class=\"has-text-align-left\" data-align=\"left\">45~150 um<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uad6c\ud615\uc131<\/td><td class=\"has-text-align-left\" data-align=\"left\">&gt;= 92%<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud640 \uc720\ub7c9<\/td><td class=\"has-text-align-left\" data-align=\"left\">&lt;= 50\ucd08\/50g<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uac89\ubcf4\uae30 \ubc00\ub3c4<\/td><td class=\"has-text-align-left\" data-align=\"left\">&gt;= 1.35 g\/cm\u00b3<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud0ed \ubc00\ub3c4<\/td><td class=\"has-text-align-left\" data-align=\"left\">&gt;= 1.60 g\/cm\u00b3<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc0b0\uc18c \ud568\ub7c9<\/td><td class=\"has-text-align-left\" data-align=\"left\">&lt;= 0.08 wt% (\ud504\ub9ac\ubbf8\uc5c4 &lt;= 0.05 wt%)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud654\ud559 \ucc38\uace0 \uc790\ub8cc<\/td><td class=\"has-text-align-left\" data-align=\"left\">AA7075 \/ EN AW-7075<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc811\uc885\ub41c \ubcc0\uc774\uccb4<\/td><td class=\"has-text-align-left\" data-align=\"left\">TiB2 \/ TiC \/ Zr \ub098\ub178\uc785\uc790 \ucca8\uac00 (0.1-1%)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud3ec\uc7a5<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc9c4\uacf5 \ubc00\ubd09 \ub610\ub294 \uc544\ub974\uace4 \ucda9\uc804, 5~25kg<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub9ac\uace0 <strong>15~53 \ub9c8\uc774\ud06c\ub860 LPBF \uc808\ub2e8<\/strong> \uc54c\ub8e8\ubbf8\ub284 \uc5c5\uacc4 \uad00\ud589\uc744 \ub530\ub974\uba70, 15 \ub9c8\uc774\ud06c\ub860 \ubbf8\ub9cc\uc758 \ubbf8\uc138 \uc785\uc790\ub294 10% \ubbf8\ub9cc\uc73c\ub85c \uc81c\ud55c\ub429\ub2c8\ub2e4. \ud2b9\ud788 7075\uc758 \uacbd\uc6b0, \ubd84\ud3ec\uc758 \uc77c\uad00\uc131\uc740 \uc77c\ubc18\uc801\uc778 \uc720\ub3d9\uc131 \ubb38\uc81c \uc774\uc0c1\uc758 \uc911\uc694\uc131\uc744 \uc9c0\ub2d9\ub2c8\ub2e4. \uade0\uc5f4\uc5d0 \ubbfc\uac10\ud55c \ud569\uae08\uc758 \uacbd\uc6b0, \uce35 \ub450\uaed8\uc758 \uade0\uc77c\uc131\uc740 \uc5f4 \uad6c\ubc30\uc758 \uade0\uc77c\uc131\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce58\ubbc0\ub85c, \uc7ac\uc8fc\ubb38 \uc0ac\uc591 \uc2dc \ubc30\uce58 \uac04 D50\uc758 \uc548\uc815\uc131\uc5d0 \uac01\ubcc4\ud55c \uc8fc\uc758\ub97c \uae30\uc6b8\uc5ec\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc811\uc885 \ub4f1\uae09 \uc635\uc158<\/strong> \uc774\ub294 \ud574\ub2f9 \uc790\uc7ac\uc5d0 \ub300\ud55c \uac00\uc7a5 \uc911\uc694\ud55c \uacf5\uae09 \uacb0\uc815 \uc0ac\ud56d\uc785\ub2c8\ub2e4. \uc138 \uac00\uc9c0 \uc0c1\uc5c5\uc801 \uc811\uadfc \ubc29\uc2dd\uc774 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\ud45c\uc900 7075 \ubd84\ub9d0<\/strong>, \ub192\uc740 \uc608\uc5f4 \ubc0f \uac1c\ubc1c\ub41c \ud30c\ub77c\ubbf8\ud130\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc778\uc1c4 \uac00\ub2a5\ud558\uba70, \ube44\uc6a9\uc774 \uac00\uc7a5 \uc800\ub834\ud558\uba70, \uad6c\ub9e4\uc790\uac00 \ud30c\ub77c\ubbf8\ud130 \uac1c\ubc1c \uc5ed\ub7c9\uc744 \ubcf4\uc720\ud55c \uacbd\uc6b0\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub098\ub178\uc785\uc790\uac00 \uc8fc\uc785\ub41c 7075<\/strong>, \uae30\uacc4\uc801\uc73c\ub85c \ud63c\ud569\ub418\uac70\ub098 TiB2, TiC \ub610\ub294 \uc774\uc640 \uc720\uc0ac\ud55c \uc785\uc790 \ubbf8\uc138\ud654 \uc785\uc790\ub85c \ucf54\ud305\ub418\uc5b4 \uacf5\uc815 \ubc94\uc704\ub97c \ud68d\uae30\uc801\uc73c\ub85c \ub113\ud600\uc8fc\uba70, \uc0c1\ub2f9\ud55c \uac00\uaca9 \ud504\ub9ac\ubbf8\uc5c4\uc744 \uac10\uc218\ud558\ub354\ub77c\ub3c4 \uae30\uc874 \uacf5\uc815 \uc870\uac74\uc5d0\uc11c \uade0\uc5f4 \uc5c6\uc774 \uc778\uc1c4\ud560 \uc218 \uc788\uac8c \ud574\uc90d\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud654\ud559 \uad6c\uc870\uac00 \ubcc0\ud615\ub41c \ubcc0\uc774\uccb4<\/strong>, \uc751\uace0 \uc2dc \uacb0\uc815 \uc870\uc9c1\uc744 \uac1c\uc120\ud558\uae30 \uc704\ud574 Zn\/Mg \ube44\uc728\uc744 \uc870\uc815\ud558\uac70\ub098 \ubbf8\ub7c9\uc758 \uc6d0\uc18c(Zr, Sc)\ub97c \ucca8\uac00\ud55c \uac83\uc73c\ub85c, \ub9de\ucda4\ud615 \ubd84\ubb34 \uacf5\uc815\uc73c\ub85c \uc0dd\uc0b0\ub429\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\uc0ac\ub0b4 LPBF \uac1c\ubc1c \uc778\ub825\uc774 \uc5c6\ub294 \uad6c\ub9e4\uc5c5\uccb4\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \uc811\uc885 \ucc98\ub9ac\ub41c \uc18c\uc7ac\ub97c \uc120\ud0dd\ud574\uc57c \ud569\ub2c8\ub2e4. \ub9e4\uac1c\ubcc0\uc218 \uc2e4\ud5d8 \uc2e4\ud328\ub85c \ubc1c\uc0dd\ud558\ub294 \ube44\uc6a9\uc5d0 \ube44\ud558\uba74 \ubd84\ub9d0 \uac00\uaca9 \ucc28\uc774\ub294 \ubbf8\ubbf8\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc77c\uad04 \uc778\uc99d<\/strong> ICP-OES\ub97c \uc774\uc6a9\ud55c \uc804\uccb4 \ud654\ud559 \uc131\ubd84 \ubd84\uc11d(\uc544\uc5f0 \ubc0f \ub9c8\uadf8\ub124\uc298\uc740 \uc18c\uc218\uc810 \ub458\uc9f8 \uc790\ub9ac\uae4c\uc9c0 \ud45c\uae30), \ubd88\ud65c\uc131 \uac00\uc2a4 \uc6a9\uc735\ubc95\uc744 \uc774\uc6a9\ud55c \uc0b0\uc18c \ubd84\uc11d, ISO 13320\uc5d0 \ub530\ub978 \ub808\uc774\uc800 \ud68c\uc808\ubc95\uc744 \uc774\uc6a9\ud55c \uc785\ub3c4 \ubd84\ud3ec(PSD) \ubd84\uc11d, ASTM B213\uc5d0 \ub530\ub978 \ud640 \uc720\ub3d9 \ubd84\uc11d, \uadf8\ub9ac\uace0 SEM \ud615\ud0dc\ud559\uc801 \uc774\ubbf8\uc9d5\uc744 \ud3ec\ud568\ud574\uc57c \ud569\ub2c8\ub2e4. \uc811\uc885 \ucc98\ub9ac\ub41c \ubcc0\ud615\uc7ac\uc758 \uacbd\uc6b0, \uc811\uc885\uc81c\uc758 \uc751\uc9d1\uc740 \uc785\uc790 \ubbf8\uc138\ud654 \uba54\ucee4\ub2c8\uc998\uc744 \ubb34\ub825\ud654\uc2dc\ud0a4\ubbc0\ub85c, \uc778\uc99d\uc11c\uc5d0\ub294 \uc811\uc885\uc81c\uc758 \uc885\ub958, \ud568\ub7c9 \ubc0f \ubd84\ud3ec \uac80\uc99d \uacb0\uacfc\uac00 \ucd94\uac00\ub85c \uba85\uc2dc\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. 7075\uc758 \ubd84\ub9d0 \uc7ac\uc0ac\uc6a9 \uaddc\uc815\uc740 \uc54c\ub8e8\ubbf8\ub284 \uad00\ud589\uc744 \ub530\ub974\ub418 \ub354 \uc5c4\uaca9\ud55c \uc81c\ud55c\uc744 \uc801\uc6a9\ud569\ub2c8\ub2e4. \uc8fc\uae30\ub9c8\ub2e4 \uc544\uc5f0\uacfc \ub9c8\uadf8\ub124\uc298\uc774 \uace0\uac08\ub418\uace0 \uc0b0\uc18c \ud568\ub7c9\uc774 \uc99d\uac00\ud558\uba74 \uc131\ud615\uc131\uacfc \ub178\ud654 \uac15\ub3c4 \ubaa8\ub450\uc5d0 \uc9c1\uc811\uc801\uc778 \uc545\uc601\ud5a5\uc744 \ubbf8\uce58\ubbc0\ub85c, \uc0b0\uc18c \ubc0f \uc544\uc5f0(Zn)\uc758 \ucd94\uc138\uc120\uc744 \uae30\uc900\uc73c\ub85c \uc7ac\uc0ac\uc6a9 \ube44\uc728\uc744 \uacb0\uc815\ud574\uc57c \ud558\uba70, \ub2e8\uc21c\ud788 \uc8fc\uae30 \ud69f\uc218\ub9cc \uace0\ub824\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc81c\uc870 \uacf5\uc815: \ubd84\ubb34 \uc120\ubcc4 \ubc0f \uc5f4\ucc98\ub9ac<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">7075 \ubd84\ub9d0\uc740 \ubd88\ud65c\uc131 \uac00\uc2a4 \ubd84\ubb34\ubc95\uc744 \ud1b5\ud574 \uc0dd\uc0b0\ub418\uba70, \uc6a9\uc735 \uacf5\uc815\uc5d0\uc11c \uac00\uc7a5 \ud070 \uacfc\uc81c\ub294 \uc544\uc5f0\uacfc \ub9c8\uadf8\ub124\uc298\uc744 \uc6a9\uc735\ubb3c\uacfc \ubd84\ub9d0 \ub0b4\uc5d0 \uc720\uc9c0\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub179\ub294<\/strong> \uc774 \uacf5\uc815\uc5d0\uc11c\ub294 \ubd88\ud65c\uc131 \ub36e\uac1c \uac00\uc2a4 \ud558\uc758 \uc720\ub3c4 \uc6a9\ud574\ub85c\ub97c \uc0ac\uc6a9\ud558\uba70, \uc6d0\uc54c\ub8e8\ubbf8\ub284\uacfc \ub9c8\uc2a4\ud130 \ud569\uae08\uc744 \ucda9\uc804\ud569\ub2c8\ub2e4. \uc544\uc5f0\uacfc \ub9c8\uadf8\ub124\uc298\uc740 \ubaa8\ub450 \uc54c\ub8e8\ubbf8\ub284 \uacfc\uc5f4 \uc628\ub3c4\uc5d0\uc11c \uc27d\uac8c \uae30\ud654\ud558\ubbc0\ub85c, \uc6a9\ud574\ub85c \uc6b4\uc601 \uc2dc \uccb4\ub958 \uc2dc\uac04\uc744 \ucd5c\uc18c\ud654\ud558\uace0 \ud718\ubc1c\uc131 \uc6d0\uc18c\ub97c \ub2a6\uac8c \ucca8\uac00\ud558\uba70, \uc8fc\uc870 \uc804 \ubd84\uc11d\uc744 \ud1b5\ud574 \uac80\uc99d\ub41c \ucda9\uc804\ub7c9 \uacc4\uc0b0\uc744 \ubc14\ud0d5\uc73c\ub85c \uc190\uc2e4\uc744 \ubcf4\uc815\ud569\ub2c8\ub2e4. Zn \ubc0f Mg \ubc94\uc704\uc758 \uc0c1\ubc18\ubd80\uc5d0 \ud654\ud559 \uc131\ubd84\uc744 \ub9de\ucd94\ub294 \uac83\uc740 AM \ub4f1\uae09 7075\ub97c \uc704\ud55c \uc758\ub3c4\uc801\uc778 \uacf5\uc815\uc73c\ub85c, \uace0\uac1d\uc758 \uc6a9\uc735 \ud480\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ucd94\uac00\uc801\uc778 \uc99d\ubc1c\uc744 \uc0c1\uc1c4\ud558\uae30 \uc704\ud568\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a target=\"_blank\" href=\"https:\/\/am-material.com\/ko\/gas-atomization-powders-process\/\" rel=\"noreferrer noopener\">\uac00\uc2a4 \ubd84\ubb34\ubc95 (GA)<\/a><\/strong> \uace0\uc555 \uc544\ub974\uace4 \ub610\ub294 \uc9c8\uc18c \ubd84\uc0ac\ub958\ub97c \ud1b5\ud574 \uc6a9\uc735\ubb3c\uc744 \ubd84\ud574\ud569\ub2c8\ub2e4. \uace0\uae09 LPBF \ub4f1\uae09\uc758 \uacbd\uc6b0 \uc544\ub974\uace4\uc774 \uc120\ud638\ub418\uba70, \ud45c\uc900 \uc18c\uc7ac\uc5d0\ub294 \uc9c8\uc18c\uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ubc00\ud3d0\ub41c \ud0c0\uc6cc \ud658\uacbd \ub355\ubd84\uc5d0 \uc6d0\ud65c\ud558\uac8c \uc9c4\ud589\ub418\ub294 \uacf5\uc815\uc5d0\uc11c\ub294 \uc0b0\uc18c \ud761\ucc29\ub7c9\uc744 0.04~0.08 wt%\ub85c \uc81c\ud55c\ud560 \uc218 \uc788\uc73c\uba70, \ubb3c\ubc29\uc6b8\uc758 \uae09\uc18d\ud55c \uc751\uace0\ub85c \uc778\ud574 \ud6c4\uc18d \ub178\ud654 \ucc98\ub9ac\uc5d0 \uc798 \ubc18\uc751\ud558\ub294 \ubbf8\uc138\ud558\uace0 \uacfc\ud3ec\ud654\ub41c \ubbf8\uc138\uad6c\uc870\uac00 \ud615\uc131\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc120\ubcc4 \ubc0f \ubd84\ub958<\/strong> \ubbf8\uc138 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08 \ubd84\ub9d0\uc5d0 \ud544\uc218\uc801\uc778 \ubd88\ud65c\uc131, \ubc29\ud3ed \ub4f1\uae09 \uc870\uac74 \ud558\uc5d0\uc11c \ubd84\ubb34\ub41c \uc785\uc790 \ud06c\uae30 \ubd84\ud3ec\ub97c \uc0c1\uc6a9 \uaddc\uaca9 \ubc94\uc704\ub85c \uc870\uc815\ud558\uace0, \uc774\ud6c4 \ud63c\ud569, \uc778\uc99d \uc808\ucc28\ub97c \uac70\uce5c \ub4a4, \uac74\uc870\uc81c\ub97c \ucca8\uac00\ud558\uc5ec \uc9c4\uacf5 \ub610\ub294 \uc544\ub974\uace4 \ud3ec\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc5f4\ucc98\ub9ac<\/strong> \ubd80\ud488 \uc81c\uc870\uc5c5\uccb4\uc5d0\uc11c \uac00\uacf5\ub418\uc5b4 \ud569\uae08\uc758 \uac00\uce58 \uc0ac\uc2ac\uc744 \uc644\uc131\ud569\ub2c8\ub2e4. \uc778\uc1c4 \ub610\ub294 \uc18c\uacb0 \ucc98\ub9ac\ub41c 7075\uc758 \ud45c\uc900 \uacf5\uc815\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>465~480\u00b0C\uc5d0\uc11c \uc6a9\uc561 \uc5f4\ucc98\ub9ac<\/strong> 1~2\uc2dc\uac04 \ub3d9\uc548 Zn-Mg-Cu \uc0c1\uc744 \uc6a9\ud574\uc2dc\ud0b5\ub2c8\ub2e4. \uc628\ub3c4 \uc81c\uc5b4\ub294 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc6a9\uc735 \uc628\ub3c4 \ubc94\uc704\uac00 \uacf5\uc735 \uc6a9\uc735 \uc2dc\uc791\uc810\uc5d0 \uadfc\uc811\ud574 \uc788\uc5b4, \uc628\ub3c4\uac00 \ud5c8\uc6a9 \ubc94\uc704\ub97c \ucd08\uacfc\ud558\uba74 \ucd08\uae30 \uc6a9\uc735\uc774 \ubc1c\uc0dd\ud558\uba70, \uc774\ub294 \uae30\uacf5 \ud615\uc131 \ubc0f \ubb3c\uc131 \uc800\ud558\ub85c \ub098\ud0c0\ub0a9\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc218\ub0c9<\/strong> \uacfc\ud3ec\ud654 \uc0c1\ud0dc\ub97c \uc720\uc9c0\ud558\uae30 \uc704\ud574.<\/li>\n\n\n\n<li><strong>\uc778\uacf5 \ub178\ud654<\/strong>, \ucd5c\ub300 \uac15\ub3c4\ub97c \uc5bb\uae30 \uc704\ud574 T6 \uc5f4\ucc98\ub9ac\ub97c \uc57d 120\u00b0C\uc5d0\uc11c 24\uc2dc\uac04 \ub3d9\uc548 \uc2e4\uc2dc\ud558\uac70\ub098, \ub0b4\uc751\ub825 \ubd80\uc2dd\uc131\uc744 \ud655\ubcf4\ud558\uae30 \uc704\ud574 T73 2\ub2e8\uacc4 \uacfc\ub178\ud654 \ucc98\ub9ac\ub97c \uc2e4\uc2dc\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc120\ud0dd \uc0ac\ud56d <strong><a href=\"https:\/\/am-material.com\/ko\/hot-isostatic-pressing-hip\/\" target=\"_blank\" rel=\"noreferrer noopener\">\uc5f4\uac04 \ub4f1\ubc29\uc131 \ud504\ub808\uc2a4(HIP)<\/a><\/strong> \ud53c\ub85c \uac15\ub3c4\uac00 \uc911\uc694\ud55c \ubd80\ud488\uc5d0 \ub300\ud55c \uc6a9\uc561 \uc5f4\ucc98\ub9ac \uc804\uc5d0, \uc57d 480~500\u00b0C \ubc0f 100 MPa\uc758 \uc544\ub974\uace4 \uc870\uac74\uc5d0\uc11c \uc794\ub958 \uae30\uacf5\uc744 \ubd09\ud569\ud55c\ub2e4.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\uc0ac\ub0b4 \uc0dd\uc0b0\uc744 \ud3ec\ud568\ud558\uc5ec \ud1b5\ud569 \uacf5\uc815 \uc5ed\ub7c9\uc744 \uac16\ucd98 \uacf5\uae09\uc5c5\uccb4 <a target=\"_blank\" href=\"https:\/\/am-material.com\/ko\/what-is-plasma-rotating-electrode-process-prep\/\" rel=\"noreferrer noopener\">PREP \ubd84\ub9d0 \uc81c\uc870 \uae30\uc220<\/a> \ud2b9\uc218 \ud569\uae08 \ubd84\ub9d0\uc758 \uacbd\uc6b0, \ub2f9\uc0ac\ub294 \ub2e8\uc21c\ud788 \ubd84\ub9d0 \uacf5\uae09\uc744 \ub118\uc5b4 \uace0\uac1d\uc5d0\uac8c \ub2e4\uc74c\uacfc \uac19\uc740 \uc9c0\uc6d0\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4: \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\uc73c\uba74\uc11c \uaddc\uaca9 \uac15\ub3c4\ub97c \ucda9\uc871\ud558\ub294 7075 \ubd80\ud488\uc744 \uc548\uc815\uc801\uc73c\ub85c \uc0dd\uc0b0\ud560 \uc218 \uc788\ub3c4\ub85d, \uc811\uc885 \ucc98\ub9ac\ub41c \ubcc0\uc885 \uc120\ud0dd, \uc0b0\uc18c \ub18d\ub3c4 \ud55c\uacc4, \uc5f4\ucc98\ub9ac \uc870\uac74 \ubc94\uc704\uc5d0 \ub300\ud55c \uc790\ubb38\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc0b0\uc5c5\ubcc4 \uc801\uc6a9 \ubd84\uc57c: \ud56d\uacf5\uc6b0\uc8fc, \uc758\ub8cc \ubc0f \uc5d0\ub108\uc9c0 \ubd80\ubb38<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">7075 \ubd84\ub9d0\uc758 \uc801\uc6a9 \ubd84\uc57c\ub294 \uc54c\ub8e8\ubbf8\ub284\uc758 \uacbd\ub7c9\uc131\uacfc \ud2f0\ud0c0\ub284\uc758 \ube44\uc6a9 \ud6a8\uc728\uc131 \ubaa8\ub450 \uc0ac\uc5c5\uc801 \ud0c0\ub2f9\uc131\uc744 \ucda9\uc871\ud558\uc9c0 \ubabb\ud558\ub294 \ubd84\uc57c\uc5d0 \uc9d1\uc911\ub418\uc5b4 \uc788\uc73c\uba70, \uc774\uc5d0 \ub530\ub77c 500 MPa\uae09 \uc54c\ub8e8\ubbf8\ub284\uc774 \ud574\uacb0\ucc45\uc73c\ub85c \ub300\ub450\ub429\ub2c8\ub2e4. \ub300\ud45c\uc801\uc778 \uc6a9\ub3c4\ub294 \uc544\ub798\uc640 \uacf5\uae09\uc5c5\uccb4\uc758 <a target=\"_blank\" href=\"https:\/\/am-material.com\/ko\/applications\/\" rel=\"noreferrer noopener\">\uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/a> \ud398\uc774\uc9c0\ub85c \uc774\ub3d9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc0b0\uc5c5\ubcc4 \uc8fc\uc694 \uc801\uc6a9 \ubd84\uc57c<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\uc0b0\uc5c5<\/th><th class=\"has-text-align-left\" data-align=\"left\">\ub300\ud45c\uc801\uc778 \ubd80\ud488<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc65c 7075 \ubd84\ub9d0\uc778\uac00<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\ud56d\uacf5\uc6b0\uc8fc<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ube0c\ub798\ud0b7, \ud53c\ud305, \ub9ac\ube0c, \ubb34\uc778\ud56d\uacf5\uae30(UAV) \uad6c\uc870 \ud504\ub808\uc784<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc54c\ub8e8\ubbf8\ub284 \uc911 \ucd5c\uace0 \uc218\uc900\uc758 \uac15\ub3c4 \ub300 \uc911\ub7c9 \ube44\uc728, \uacfc\uac70 \ub370\uc774\ud130<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uad6d\ubc29 \ubc0f \ubb34\uc778\ud56d\uacf5\uae30<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uae30\uccb4 \uad6c\uc870\ubb3c, \ubb34\uae30 \uccb4\uacc4 \uad6c\uc131\ud488<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ucd5c\uc18c \uc9c8\ub7c9\uc5d0\uc11c\uc758 \uac15\ub3c4, \uc2e0\uc18d\ud55c \ubc18\ubcf5 \uacc4\uc0b0<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ubaa8\ud130\uc2a4\ud3ec\uce20<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc11c\uc2a4\ud39c\uc158 \uc5c5\ub77c\uc774\ud2b8, \uad6c\uc870\uc801 \uc811\ud569\ubd80, \ubcc0\uc18d\uae30 \ucf00\uc774\uc2a4<\/td><td class=\"has-text-align-left\" data-align=\"left\">500+ MPa \uc778\uc7a5\uac15\ub3c4, \uac00\uacf5\uc131<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc758\ub8cc \uae30\uae30<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc218\uc220\uc6a9 \ub85c\ubd07 \ud314, \uc218\uc220 \uae30\uad6c \uac70\uce58\ub300, \uc774\ub3d9 \ubcf4\uc870 \uae30\uae30<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubee3\ubee3\ud558\uace0 \uac00\ubcbc\uc6b0\uba70 \ud2bc\ud2bc\ud55c \uad6c\uc870 \ubd80\ud488<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc5d0\ub108\uc9c0<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub4dc\ub860 \uc810\uac80 \ud50c\ub7ab\ud3fc \uad6c\uc870\ubb3c, \uc561\ucd94\uc5d0\uc774\ud130 \ud558\uc6b0\uc9d5<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uacf5\uc911 \uc2dc\uc2a4\ud15c\uc6a9 \uacbd\ub7c9 \uace0\uac15\ub3c4 \uc18c\uc7ac<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc0b0\uc5c5\uc6a9 \ub85c\ubd07\uacf5\ud559<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uace0\uc18d \uc554 \uc138\uadf8\uba3c\ud2b8, \uc5d4\ub4dc \uc774\ud399\ud130<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc774\ub3d9 \uc9c8\ub7c9 \uac10\uc18c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud56d\uacf5\uc6b0\uc8fc \ubc0f \ubc29\uc704\uc0b0\uc5c5<\/strong> \ud575\uc2ec \uc218\uc694. 3D \ud504\ub9b0\ud305\ub41c 7075 \ube0c\ub798\ud0b7, \ud53c\ud305 \ubc0f \ubb34\uc778\ud56d\uacf5\uae30(UAV) \uc8fc \uad6c\uc870\ubb3c\uc740 AlSi10Mg\uac00 \ub3c4\ub2ec\ud560 \uc218 \uc5c6\ub294 \uac15\ub3c4 \uc218\uc900\uc744 \ud65c\uc6a9\ud558\uc5ec, \uc9c4\uc815\ud55c \uad6c\uc870\uc801 \ud1b5\ud569\uc744 \uac00\ub2a5\ud558\uac8c \ud558\uba70, \uc5ec\ub7ec \uc870\uac01\uc73c\ub85c \uad6c\uc131\ub41c \uc870\ub9bd\uccb4\ub97c \ub2e8\uc77c 500 MPa\uae09 \ubd80\ud488\uc73c\ub85c \ud504\ub9b0\ud305\ud560 \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4. \ubb34\uc778\ud56d\uacf5\uae30(UAV) \ubc0f \uccb4\uacf5\ud615 \ubb34\uae30(loitering munition)\uc758 \uae30\uccb4\ub294 \ud2b9\ud788 \uc774 \ud569\uae08\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \uc18c\ub7c9 \uc0dd\uc0b0, \uadf9\ub3c4\uc758 \uc911\ub7c9 \ubbfc\uac10\ub3c4, \ud558\uc911 \ucd5c\uc801\ud654\ub41c \ubcf5\uc7a1\ud55c \ud615\uc0c1, \uadf8\ub9ac\uace0 \ud2f0\ud0c0\ub284 \uc0ac\uc6a9\uc744 \ubc30\uc81c\ud558\ub294 \uc870\ub2ec \uacbd\uc81c\uc131 \ub4f1\uc774 \uadf8 \uc774\uc720\uc785\ub2c8\ub2e4. \uc778\uc99d \ud504\ub85c\uadf8\ub7a8\uc740 \uc774 \ud569\uae08\uc758 \ubc29\ub300\ud55c \uac00\uacf5 \ub370\uc774\ud130 \uc720\uc0b0\uc744 \uae30\ubc18\uc73c\ub85c \ud558\uba70, T73 \ud15c\ud37c \uc120\ud0dd\uc740 \ud45c\uc900 \uae30\uccb4 \ud06c\ub9ac\ud504 \uade0\uc5f4(SCC) \ubc29\uc9c0 \uad00\ud589\uc744 \ub530\ub985\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ubaa8\ud130\uc2a4\ud3ec\uce20 \ubc0f \uace0\uc131\ub2a5 \uc790\ub3d9\ucc28<\/strong> \ud558\uc911\uc774 \uba85\ud655\ud788 \uc54c\ub824\uc838 \uc788\uac70\ub098 \uadf9\ud55c \uc218\uc900\uc774\uba70 \uac15\ub3c4\uc5d0 \uc81c\ud55c\uc774 \uc788\ub294 \uc11c\uc2a4\ud39c\uc158 \uc5c5\ub77c\uc774\ud2b8, \uad6c\uc870\uc801 \uc811\ud569\ubd80 \ubc0f \uad6c\ub3d9\uacc4 \ubd80\ud488\uc5d0\ub294 7075\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \uc774 \ud569\uae08\uc758 \uac00\uacf5\uc131\uc740 \ub808\uc774\uc2f1 \ubd84\uc57c\uc5d0\uc11c \ud45c\uc900\uc73c\ub85c \uc790\ub9ac \uc7a1\uc740 \ud558\uc774\ube0c\ub9ac\ub4dc \uc6cc\ud06c\ud50c\ub85c\uc6b0\ub97c \ub4b7\ubc1b\uce68\ud569\ub2c8\ub2e4: \ub2c8\uc5b4\ub137(near-net) \uc0c1\ud0dc\ub85c 3D \ud504\ub9b0\ud305\ud55c \ud6c4, \ubca0\uc5b4\ub9c1 \uc88c\uc11d \ubc0f \uc811\ud569\ubd80\ub97c \uacf5\ucc28 \ubc94\uc704 \ub0b4\uc5d0\uc11c \uc815\ubc00 \uac00\uacf5\ud558\uace0, T6 \ub610\ub294 T73 \uc5f4\ucc98\ub9ac\ub97c \uac70\uce5c \ub4a4, \uac80\uc0ac\ub97c \ub9c8\uce5c \ud6c4 \uacbd\uc8fc\uc5d0 \ud22c\uc785\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc758\ub8cc \ubc0f \uc7ac\ud65c \uae30\uc220<\/strong> \uc774\ub294 \uaddc\ubaa8\ub294 \uc791\uc9c0\ub9cc \uc131\uc7a5 \uc911\uc778 \ubd84\uc57c\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc218\uc220\uc6a9 \ub85c\ubd07\uc758 \uad6c\uc870\uc6a9 \uc554\uacfc \uace0\uae09 \uc774\ub3d9 \ubcf4\uc870 \uae30\uae30\ub294 \uc774 \ud569\uae08\uc758 \uac15\ub3c4 \ub300 \uc911\ub7c9 \ube44\uc728\uc744 \ud65c\uc6a9\ud558\uc5ec \uad6c\uc870\ubb3c\uc744 \uc6c0\uc9c1\uc774\ub294\ub370, \uc774\ub7ec\ud55c \uad6c\uc870\ubb3c\uc5d0\uc11c\ub294 \ub9d0\ub2e8\ubd80\uc758 \uc9c8\ub7c9 1\uadf8\ub7a8\ub9c8\ub2e4 \ubaa8\ud130 \ud1a0\ud06c\uc640 \uc81c\uc5b4 \ub300\uc5ed\ud3ed\uc774 \uc18c\ubaa8\ub418\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uc774\ub294 \uc774\uc2dd\uc6a9\uc774 \uc544\ub2cc \uae30\uacc4\uc801 \uc6a9\ub3c4\uc774\ubbc0\ub85c \uc0dd\uccb4 \uc801\ud569\uc131\uc740 \uace0\ub824 \ub300\uc0c1\uc774 \uc544\ub2c8\uba70, \uc18c\uc7ac \uc120\uc815 \uae30\uc900\uc740 \uc21c\uc804\ud788 \uad6c\uc870\uc801 \uc694\uc778\uc5d0 \uadfc\uac70\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc5d0\ub108\uc9c0 \ubc0f \uc0b0\uc5c5\uc6a9 \ub85c\ubd07\uacf5\ud559<\/strong> \ub3d9\uc77c\ud55c \ubb3c\ub9ac\ud559\uc801 \uc6d0\ub9ac\uac00 \uc801\uc6a9\ub429\ub2c8\ub2e4. \ub4dc\ub860 \uae30\ubc18 \uac80\uc0ac \ud50c\ub7ab\ud3fc\uacfc \uace0\uc18d \ub85c\ubd07 \ud314\uc740 \uc774\ub3d9 \uc9c8\ub7c9 \uac10\uc18c\uc758 \uc774\uc810\uc744 \ub204\ub9ac\ub294\ub370, 7075\uc758 \ube44\uac15\ub3c4\ub294 \ub3d9\uc77c\ud55c \ub2e8\uba74 \ud06c\uae30 \uae30\uc900\uc73c\ub85c\ub294 \uac15\ub3c4\uac00 \ubd80\uc871\ud55c AlSi10Mg\uc640 \ub300\ub7c9 \uc0dd\uc0b0 \uc2dc \ube44\uc6a9\uc774 \ub108\ubb34 \ube44\uc2fc \ud2f0\ud0c0\ub284 \ubaa8\ub450\ub97c \ub2a5\uac00\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub7ec\ud55c \ubaa8\ub4e0 \ubd84\uc57c\uc5d0\uc11c \uc801\uc6a9\ub418\ub294 \uacb0\uc815 \uae30\uc900\uc740 \uc77c\uad00\ub429\ub2c8\ub2e4. \uc124\uacc4\uc0c1 \uac15\ub3c4 \ud55c\uacc4\uac00 \uc788\uace0, \uc911\ub7c9\uc774 \uc911\uc694\ud55c \uc694\uc18c\uc774\uba70, \ube44\uc6a9 \uc81c\uc57d\uc774 \uc788\ub294 \uacbd\uc6b0, \ub610\ud55c \uc5f4\ucc98\ub9ac \ub4f1\uae09 \uc120\ud0dd\uacfc \ud45c\uba74 \ucc98\ub9ac\ub97c \ud1b5\ud574 \ubd80\uc2dd \ub178\ucd9c\uc744 \uad00\ub9ac\ud560 \uc218 \uc788\uc744 \ub54c, 7075 \ubd84\ub9d0\uc740 \ub2e4\ub978 \uc5b4\ub5a4 3D \ud504\ub9b0\ud305\uc6a9 \uc54c\ub8e8\ubbf8\ub284 \uc18c\uc7ac\ub3c4 \ub530\ub77c\uc62c \uc218 \uc5c6\ub294 \uc131\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc720\uc0ac \uc18c\uc7ac\uc640\uc758 \ube44\uad50 \ubc0f \uc8fc\uc694 \ud2b9\uc131 \ucc28\uc774\uc810<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">7075\uc758 \ub300\uccb4\uc7ac\ub85c\ub294 \uc774 \uc18c\uc7ac\ubcf4\ub2e4 \uac15\ub3c4\uac00 \ub192\uc740 \u2019\uc778\uc1c4\uc6a9 \uc54c\ub8e8\ubbf8\ub284 \uacc4\uc5f4\u2019\uacfc, \uac00\uaca9 \ub300\ube44 \uc131\ub2a5\uc774 \ub354 \ub6f0\uc5b4\ub09c \u2018\uc2a4\uce78\ub4d0 \ud569\uae08\u2019\uc73c\ub85c \ub098\ub269\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7075 \ub300 \uc720\uc0ac\ud55c \uc54c\ub8e8\ubbf8\ub284 \uc801\uce35 \uc81c\uc870 \ud569\uae08<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\uc18d\uc131<\/th><th class=\"has-text-align-left\" data-align=\"left\">7075<\/th><th class=\"has-text-align-left\" data-align=\"left\">6061<\/th><th class=\"has-text-align-left\" data-align=\"left\">AlSi10Mg<\/th><th class=\"has-text-align-left\" data-align=\"left\">\uc2a4\uce7c\ubab0\ub85c\uc774<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc8fc\uc694 \ud569\uae08 \uc6d0\uc18c<\/td><td class=\"has-text-align-left\" data-align=\"left\">Zn, Mg, Cu<\/td><td class=\"has-text-align-left\" data-align=\"left\">Mg, Si, Cu<\/td><td class=\"has-text-align-left\" data-align=\"left\">Si, Mg<\/td><td class=\"has-text-align-left\" data-align=\"left\">Mg, Sc, Zr<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc778\uc7a5 \uac15\ub3c4 (T6\/\ub178\ud654 \ucc98\ub9ac, MPa)<\/td><td class=\"has-text-align-left\" data-align=\"left\">500-570<\/td><td class=\"has-text-align-left\" data-align=\"left\">~310<\/td><td class=\"has-text-align-left\" data-align=\"left\">320-340<\/td><td class=\"has-text-align-left\" data-align=\"left\">480-520<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc5f0\uc2e0\uc728 (T6, %)<\/td><td class=\"has-text-align-left\" data-align=\"left\">7-11<\/td><td class=\"has-text-align-left\" data-align=\"left\">8-12<\/td><td class=\"has-text-align-left\" data-align=\"left\">4-7<\/td><td class=\"has-text-align-left\" data-align=\"left\">10-14<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ubc00\ub3c4 (g\/cm\u00b3)<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.81<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.70<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.68<\/td><td class=\"has-text-align-left\" data-align=\"left\">2.67<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">LPBF \uc778\uc1c4 \uc801\ud569\uc131<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc5b4\ub824\uc6c0 (\uade0\uc5f4 \ubc1c\uc0dd \uac00\ub2a5\uc131\uc774 \ub192\uc74c)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubcf4\ud1b5<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc6b0\uc218<\/td><td class=\"has-text-align-left\" data-align=\"left\">Good<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\uc5f4\uc804\ub3c4\uc728 (W\/m\u00b7K)<\/td><td class=\"has-text-align-left\" data-align=\"left\">~130<\/td><td class=\"has-text-align-left\" data-align=\"left\">~167<\/td><td class=\"has-text-align-left\" data-align=\"left\">120-150<\/td><td class=\"has-text-align-left\" data-align=\"left\">130-150<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ub0b4\uc2dd\uc131<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc911\ub4f1\ub3c4 (T73 \uac1c\uc120)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc6b0\uc218<\/td><td class=\"has-text-align-left\" data-align=\"left\">Good<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub9e4\uc6b0 \uc88b\uc74c<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ub0b4\ud53c\ub85c\uc131<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub9e4\uc6b0 \uc88b\uc74c<\/td><td class=\"has-text-align-left\" data-align=\"left\">Good<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ubcf4\ud1b5<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc6b0\uc218<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\ubd84\ub9d0\uc758 \uc0c1\ub300\uc801 \uc6d0\uac00<\/td><td class=\"has-text-align-left\" data-align=\"left\">\uc911\uc0c1<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub0ae\uc74c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub0ae\uc74c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\ub9e4\uc6b0 \ub192\uc74c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6061<\/strong> \uc774\ub294 \ubc94\uc6a9 \ub300\uc548\uc73c\ub85c, \uc131\ud615\ud558\uae30 \ud6e8\uc52c \uc27d\uace0, \uc804\ub3c4\uc131\uc774 \ub6f0\uc5b4\ub098\uba70, \ub0b4\uc2dd\uc131\uc774 \uc6b0\uc218\ud558\uace0, \uac00\uaca9\ub3c4 \uc800\ub834\ud558\uc9c0\ub9cc, \uc778\uc7a5 \uac15\ub3c4\ub294 310 MPa \uadfc\ucc98\uc5d0\uc11c \ud55c\uacc4\uc5d0 \ub3c4\ub2ec\ud569\ub2c8\ub2e4. 6061\uc73c\ub85c \uc124\uacc4\ub41c \ubd80\ud488\uc740 \ub3d9\uc77c\ud55c \uac15\ub3c4 \uc81c\ud55c \ud558\uc911\uc744 \uacac\ub514\uae30 \uc704\ud574 7075\ubcf4\ub2e4 \uc57d 70% \ub354 \ud070 \ub2e8\uba74\uc801\uc774 \ud544\uc694\ud558\uba70, \uc774\ub294 \uc911\ub7c9\uc774 \uc911\uc694\ud55c \uacbd\uc6b0 6061\uc758 \uc7a5\uc810\uc744 \ubb34\uc0c9\ud558\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>AlSi10Mg<\/strong> \uc774 \uc18c\uc7ac\ub294 \uc778\uc1c4\uc131 \uba74\uc5d0\uc11c \ucd5c\uace0 \uc218\uc900\uc774\uba70, \ub192\uc740 \uad6c\uc870\uc801 \uc694\uad6c \uc0ac\ud56d\uc774 \uc5c6\ub294 \ud615\uc0c1 \uc911\uc2ec \ubd80\ud488\uc5d0 \uc801\ud569\ud55c \uae30\ubcf8 \uc120\ud0dd\uc9c0\uc785\ub2c8\ub2e4. 330 MPa\uc5d0 \ub2ec\ud558\ub294 \ucd5c\ub300 \uac15\ub3c4\uc640 \ud3c9\ubc94\ud55c \ud53c\ub85c \uc131\ub2a5\uc73c\ub85c \uc778\ud574, 7075\uac00 \uadf8 \uac00\uce58\ub97c \uc785\uc99d\ud558\ub294 \ud558\uc911 \uc870\uac74\uc5d0\uc11c\ub294 \uc774 \uc18c\uc7ac\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2a4\uce7c\ubab0\ub85c\uc774<\/strong> 7075\uc758 \uac15\ub3c4\ub97c \uc720\uc9c0\ud558\uba74\uc11c\ub3c4 \ub354 \ub6f0\uc5b4\ub09c \uc5f0\uc131, \ud53c\ub85c \uac15\ub3c4, \ub0b4\uc2dd\uc131\uc744 \uac16\ucd94\uace0 \uc788\uc73c\uba70, \ubb34\uc5c7\ubcf4\ub2e4\ub3c4 \ud654\ud559 \uc131\ubd84\uc5d0 \ub0b4\uc7ac\ub41c Sc-Zr \uc785\uc790 \ubbf8\uc138\ud654 \ub355\ubd84\uc5d0 \ud504\ub9b0\ud305\uc774 \ud6e8\uc52c \uc6a9\uc774\ud569\ub2c8\ub2e4. \uc774\ub294 \ub300\ubd80\ubd84\uc758 \uc870\ub2ec \uacb0\uc815\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \ub450 \uac00\uc9c0 \uc694\uc18c, \uc989 \ubd84\ub9d0 \ube44\uc6a9(\uc218 \ubc30 \ub354 \ube44\uc308)\uacfc \uacf5\uae09 \uae30\ubc18\uc744 \uc81c\uc678\ud558\uace0\ub294 \uac70\uc758 \ubaa8\ub4e0 \uce21\uba74\uc5d0\uc11c \ub354 \uc6b0\uc218\ud55c \uc18c\uc7ac\uc785\ub2c8\ub2e4. \uc131\ub2a5\uc744 \ucd5c\uc6b0\uc120\uc73c\ub85c \ud558\ub294 \uc608\uc0b0\uc774 \ucc45\uc815\ub41c \ud504\ub85c\uadf8\ub7a8\uc5d0\uc11c\ub294 \uc2a4\uce7c\ub9c8\ub85c\uc774\ub97c \uc120\ud0dd\ud558\uace0, \uc131\ub2a5\uacfc \ube44\uc6a9\uc744 \uade0\ud615 \uc788\uac8c \uace0\ub824\ud558\ub294 \ud504\ub85c\uadf8\ub7a8\uc5d0\uc11c\ub294 \uc778\uc624\ud050\ub808\uc774\uc158 \ucc98\ub9ac\ub41c 7075\ub97c \uc120\ud0dd\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc120\uc815 \uae30\uc900: \ud615\uc0c1 \uc911\uc2ec \ubd80\ud488\uc5d0\ub294 AlSi10Mg\ub97c, \uc804\ub3c4\uc131 \ubc0f \uc6a9\uc811 \ud1b5\ud569\uc774 \ud544\uc694\ud55c \uacbd\uc6b0 6061\uc744, \uc608\uc0b0\uc774 \ud5c8\uc6a9\ud558\ub294 \ubc94\uc704 \ub0b4\uc5d0\uc11c \uc131\ub2a5\uc744 \ucd5c\uc6b0\uc120\uc73c\ub85c \ucd5c\uc801\ud654\ud574\uc57c \ud560 \ub54c\ub294 Scalmalloy\ub97c, \uadf8\ub9ac\uace0 500 MPa\uae09 \uc54c\ub8e8\ubbf8\ub284 \uac15\ub3c4\ub97c \uc8fc\ub958 \uc18c\uc7ac \ube44\uc6a9\uc73c\ub85c \ub2ec\uc131\ud574\uc57c \ud558\uba70 \uade0\uc5f4 \ubbfc\uac10\ub3c4\uc5d0 \ub530\ub978 \uacf5\uc815 \uaddc\uc728\uc744 \uc218\uc6a9\ud574\uc57c \ud558\ub294 \uacbd\uc6b0\uc5d0\ub294 7075\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc6b0\ub9ac \ud68c\uc0ac<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" href=\"https:\/\/am-material.com\/ko\/about\/\" rel=\"noreferrer noopener\">\uc0c1\ud558\uc774 \ud2b8\ub8e8\uc5b4 \uae30\uc220 \uc720\ud55c\uacf5\uc0ac<\/a> \uc911\uad6d\uc5d0 \ubcf8\uc0ac\ub97c \ub454 \uc801\uce35 \uc81c\uc870 \uacf5\uae09\uc5c5\uccb4\ub85c, PREP \ubd84\ub9d0 \uc81c\uc870 \uc7a5\ube44\uc640 \uace0\ud488\uc9c8 \uad6c\ud615 \uae08\uc18d \ubd84\ub9d0\uc744 \ud1b5\ud569\ud558\uc5ec \uacf5\uae09\ud569\ub2c8\ub2e4. 2009\ub144\uc5d0 \uc124\ub9bd\ub41c \uc774 \ud68c\uc0ac\ub294 \ub2e4\uc74c \ub450 \uac00\uc9c0\ub97c \ubaa8\ub450 \uc81c\uacf5\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. <a target=\"_blank\" href=\"https:\/\/am-material.com\/ko\/gas-atomization-powders-process\/\" rel=\"noreferrer noopener\">\uac00\uc2a4 \ubd84\ubb34\ubc95 (GA)<\/a> \ub610\ud55c \ub2c8\ucf08 \ud569\uae08, \ud2f0\ud0c0\ub284 \ud569\uae08, \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08, \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15, \ucf54\ubc1c\ud2b8 \ud569\uae08, \uad6c\ub9ac \ud569\uae08, \uace0\uc5d4\ud2b8\ub85c\ud53c \ud569\uae08 \ubc0f \ud2b9\uc218 \uc18c\uc7ac\uc5d0 \uac78\uce5c PREP \uc81c\uc870 \uc5ed\ub7c9\uc744 \ubcf4\uc720\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uace0\uac15\ub3c4 \uc54c\ub8e8\ubbf8\ub284 \uc6d0\ub8cc\uc758 \uacbd\uc6b0, Truer\ub294 7075, 6061, 2024, AlSi7Mg, AlSi10Mg \ubc0f \uad00\ub828 \ub4f1\uae09\uc758 \uc81c\ud488\uc744 LPBF, DED, \ubd84\ub9d0 \uc57c\uae08 \ud615\ud0dc\ub85c \uacf5\uae09\ud558\uba70, \uc778\uc1c4 \uacfc\uc815\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc544\uc5f0 \ubc0f \ub9c8\uadf8\ub124\uc298\uc758 \uc99d\ubc1c\uc744 \ubcf4\uc815\ud560 \uc218 \uc788\ub3c4\ub85d \ud654\ud559 \uc131\ubd84\uc744 \uc870\uc815\ud588\uc2b5\ub2c8\ub2e4. LPBF \uacf5\uc815 \ubc94\uc704\ub97c \uac1c\uc120\ud558\uae30 \uc704\ud574 \uc774\uc885 \uc6d0\uc18c\ub97c \ucca8\uac00\ud55c 7075 \ubcc0\ud615 \uc81c\ud488\uc740 \ub9de\ucda4\ud615 \ucea0\ud398\uc778 \uc81c\ud488\uc73c\ub85c \uc81c\uacf5\ub418\uba70, \ubaa8\ub4e0 \ubc30\uce58\uc5d0\ub294 \uc694\uccad \uc2dc \uc18c\uc218\uc810 \ub458\uc9f8 \uc790\ub9ac\uae4c\uc9c0\uc758 \uc804\uccb4 \ud654\ud559 \uc131\ubd84, \uc0b0\uc18c \ud568\ub7c9, \ub808\uc774\uc800 \ud68c\uc808\ubc95\uc744 \ud1b5\ud55c \uc785\ub3c4 \ubd84\ud3ec(PSD), \ud640 \uc720\ub3d9\ub3c4, \uac89\ubc00\ub3c4 \ubc0f SEM \ud615\ud0dc \ubd84\uc11d \uacb0\uacfc\ub97c \ud3ec\ud568\ud55c \ubd84\uc11d \uc99d\uba85\uc11c\uac00 \ud568\uaed8 \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub610\ud55c \uc774 \ud68c\uc0ac\ub294 \ud56d\uacf5\uc6b0\uc8fc, \ubc29\uc704, \ubaa8\ud130\uc2a4\ud3ec\uce20 \ubc0f \uc0b0\uc5c5 \ubd84\uc57c \uace0\uac1d\uc744 \ub300\uc0c1\uc73c\ub85c \ub9de\ucda4\ud615 \ud569\uae08 \uac1c\ubc1c, \uc18c\ub7c9 \uc2dc\uc81c\ud488 \uc81c\uc791 \ubc0f \uc591\uc0b0 \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc120\ub3c4\uc801\uc778 \uc5f0\uad6c \uae30\uad00\ub4e4\uacfc \uacf5\ub3d9\uc73c\ub85c \uc6b4\uc601\ud558\ub294 \uae08\uc18d 3D \ud504\ub9b0\ud305 \uacf5\ub3d9 \ud601\uc2e0 \uc13c\ud130\ub294 7075 LPBF \ud504\ub85c\uadf8\ub7a8\uc744 \uc704\ud55c \uc608\uc5f4 \uc804\ub7b5 \ubc0f \uc778\uc624\ud058\ub808\uc774\uc158 \ud3c9\uac00\ub97c \ud3ec\ud568\ud558\uc5ec, \uade0\uc5f4 \ubc1c\uc0dd \uac00\ub2a5\uc131\uc774 \ub192\uc740 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08\uc758 \ud30c\ub77c\ubbf8\ud130 \uac1c\ubc1c \ubc0f \uc5f4\ucc98\ub9ac \ucd5c\uc801\ud654\ub97c \uc9c0\uc6d0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7075 \uc54c\ub8e8\ubbf8\ub284 \ud569\uae08 \ubd84\ub9d0\uc758 \uc0ac\uc591, \uc811\uc885 \ucc98\ub9ac\ub41c \uc81c\ud488 \ub610\ub294 \uc0d8\ud50c \uc694\uccad\uc5d0 \uad00\ud55c \ubb38\uc758\ub294, <a target=\"_blank\" href=\"https:\/\/am-material.com\/ko\/contact-us\/\" rel=\"noreferrer noopener\">\ud300\uc5d0 \ubb38\uc758\ud558\uae30<\/a> \ubaa9\ud45c PSD, \uc0b0\uc18c \ud55c\uacc4\uce58 \ubc0f \uc5f0\uac04 \uc608\uc0c1 \ubb3c\ub7c9\uc744 \ud568\uaed8 \uae30\uc7ac\ud574 \uc8fc\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q1: 7075 \uc54c\ub8e8\ubbf8\ub284 \ubd84\ub9d0\uc758 \uc77c\ubc18\uc801\uc778 \uc785\ub3c4 \ubd84\ud3ec\ub294 \uc5b4\ub5bb\uac8c \ub429\ub2c8\uae4c?<\/strong> A: \ud45c\uc900 LPBF \uc808\ub2e8 \ud06c\uae30\ub294 15~53 \ub9c8\uc774\ud06c\ub860\uc774\uba70 D50\uc740 \uc57d 35 \ub9c8\uc774\ud06c\ub860\uc774\uace0, DED\ub294 45~106 \ub9c8\uc774\ud06c\ub860\uc744 \uc0ac\uc6a9\ud558\uba70, \ud504\ub808\uc2a4-\uc18c\uacb0 \ub4f1\uae09\uc740 45~150 \ub9c8\uc774\ud06c\ub860 \ubc94\uc704\uc5d0\uc11c \uc81c\uacf5\ub429\ub2c8\ub2e4. \uade0\uc5f4\uc5d0 \ubbfc\uac10\ud55c \uc774 \ud569\uae08\uc758 \uacbd\uc6b0, \ubc30\uce58 \uac04 D50 \uac12\uc758 \uc77c\uad00\uc131\uc774 \ud2b9\ud788 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q2: 7075 \ubd84\ub9d0\uc740 SLM \ubc0f DED \uc2dc\uc2a4\ud15c \ubaa8\ub450\uc5d0\uc11c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/strong> A: \ub124, \uacf5\uc815\uacfc \uc801\ud569\ud55c PSD\ub97c \uc0ac\uc6a9\ud55c\ub2e4\uba74 \uac00\ub2a5\ud569\ub2c8\ub2e4. \ud558\uc9c0\ub9cc LPBF\ub97c \uc0ac\uc6a9\ud558\ub824\uba74 \uccb4\uacc4\uc801\uc778 \uacf5\uc815 \uc124\uacc4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc989, \ube4c\ub4dc \ud50c\ub808\uc774\ud2b8\ub97c 150~200\u00b0C\ub85c \uc608\uc5f4\ud558\uace0, \uc815\uad50\ud558\uac8c \uc124\uc815\ub41c \uc2a4\uce94 \ub9e4\uac1c\ubcc0\uc218\ub97c \uc801\uc6a9\ud558\uba70, \uc5f4 \uade0\uc5f4\uc744 \uc5b5\uc81c\ud558\uae30 \uc704\ud574 \uac00\uae09\uc801 \ub098\ub178\uc785\uc790\uac00 \ucca8\uac00\ub41c \ubd84\ub9d0\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \ubc18\uba74, \ub0c9\uac01 \uc18d\ub3c4\uac00 \ub290\ub9ac\uace0 \uc5f4\uc785\ub825\uc774 \ub354 \ub192\uc740 DED\ub294 \uc624\ub958\uc5d0 \ub300\ud574 \ub2e4\uc18c \ub354 \uad00\ub300\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q3: 7075 \ubd84\ub9d0\uc5d0\ub294 \uc5b4\ub5a4 \uc778\uc99d\uc11c\uac00 \ucca8\ubd80\ub418\uc5b4 \uc788\uc2b5\ub2c8\uae4c?<\/strong> A: \ud45c\uc900 \uacf5\uae09\ud488\uc5d0\ub294 AA7075 \uaddc\uaca9\uc5d0 \ub530\ub978 \uc804\uccb4 \ud654\ud559 \uc131\ubd84 \ubd84\uc11d \uacb0\uacfc(\uc544\uc5f0 \ubc0f \ub9c8\uadf8\ub124\uc298 \ud568\ub7c9 \uc18c\uc218\uc810 \ub458\uc9f8 \uc790\ub9ac\uae4c\uc9c0 \ud45c\uae30), \uc0b0\uc18c \ud568\ub7c9, \ub808\uc774\uc800 \ud68c\uc808\ubc95\uc744 \uc774\uc6a9\ud55c \uc785\ub3c4 \ubd84\ud3ec(PSD), \ud640 \uc720\ub3d9\ub3c4, \uac89\ubc00\ub3c4\uac00 \ud3ec\ud568\ub41c \ubd84\uc11d \uc99d\uba85\uc11c\uac00 \uc81c\uacf5\ub429\ub2c8\ub2e4. \uc811\uc885 \ucc98\ub9ac\ub41c \uc81c\ud488\uc758 \uacbd\uc6b0 \uc811\uc885\uc81c \uc885\ub958 \ubc0f \ud568\ub7c9\uc5d0 \ub300\ud55c \ubb38\uc11c\uac00 \ud3ec\ud568\ub418\uba70, \uc694\uccad \uc2dc SEM \ud615\ud0dc\ud559 \ubcf4\uace0\uc11c\ub97c \uc81c\uacf5\ud574 \ub4dc\ub9bd\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q4: 7075 \ubd84\ub9d0\uc744 \uc8fc\ubb38\ud560 \ub54c \ucd5c\uc18c \uc8fc\ubb38 \uc218\ub7c9(MOQ)\uc740 \uc5bc\ub9c8\uc778\uac00\uc694?<\/strong> A: \ub9e4\uac1c\ubcc0\uc218 \uac1c\ubc1c\uc744 \uc704\ud574 5~10kg\uc758 \uc2dc\ub8cc\ub7c9\uc744 \uc81c\uacf5\ud574 \ub4dc\ub9bd\ub2c8\ub2e4. \uc0dd\uc0b0 \uc8fc\ubb38\uc740 \uc77c\ubc18\uc801\uc73c\ub85c 25~50kg\ubd80\ud130 \uc2dc\uc791\ub418\uba70, \uc811\uc885\ub41c \ubcc0\uc885 \ubc0f \ub9de\ucda4\ud615 \ud654\ud559 \ubb3c\uc9c8\uc758 \uacbd\uc6b0 \ucd5c\uc18c \uc0dd\uc0b0 \ubb3c\ub7c9\uc774 \uc694\uad6c\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q5: 7075 \ubd84\ub9d0\uc758 \uc131\ubd84\uc744 \ub9de\ucda4 \uc81c\uc791\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/strong> A: \ub124. \uc544\uc5f0\uacfc \ub9c8\uadf8\ub124\uc298\uc740 \uc778\uc1c4 \uc190\uc2e4\uc744 \uc0c1\uc1c4\ud558\uae30 \uc704\ud574 \uc0c1\uc704 \uc0ac\uc591 \ubc94\uc704\uc5d0 \ub9de\ucdb0 \uc0dd\uc0b0\ud560 \uc218 \uc788\uc73c\uba70, \ub098\ub178\uc785\uc790 \uc811\uc885 \ubc29\uc2dd\uc758 \uc81c\ud488\ub3c4 \uc81c\uacf5\ub429\ub2c8\ub2e4. \ub610\ud55c, \ucd5c\uc18c \uc8fc\ubb38 \uc218\ub7c9 \uc870\uac74 \ud558\uc5d0 \ub9de\ucda4\ud615 \ubd84\ubb34 \uacf5\uc815\uc744 \ud1b5\ud574 Zr \ub610\ub294 Sc\ub85c \uac1c\uc9c8\ub41c \uc720\ub3c4\uccb4\ub97c \uc0dd\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Q6: 7075 \ubd84\ub9d0 \uc8fc\ubb38\uc758 \uc77c\ubc18\uc801\uc778 \ub9ac\ub4dc \ud0c0\uc784\uc740 \uc5bc\ub9c8\uc785\ub2c8\uae4c?<\/strong> A: \ud45c\uc900 \uaddc\uaca9 \uc81c\ud488\uc740 \ub300\uac1c \uc7ac\uace0\uac00 \uc788\uac70\ub098 1~2\uc8fc \uc774\ub0b4\uc5d0 \uacf5\uae09 \uac00\ub2a5\ud569\ub2c8\ub2e4. \uc811\uc885 \ucc98\ub9ac\ub41c \uc81c\ud488 \ubc0f \ub9de\ucda4\ud615 \ud654\ud559 \uc131\ubd84\uc758 \uacbd\uc6b0, \ucea0\ud398\uc778 \uc77c\uc815\uacfc \uc778\uc99d \ubc94\uc704\uc5d0 \ub530\ub77c \uc77c\ubc18\uc801\uc73c\ub85c 4~8\uc8fc\uac00 \uc18c\uc694\ub429\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>Quick Answer 7075 aluminium alloy powder is a spherical Al-Zn-Mg-Cu feedstock (nominal 5.6% Zn, 2.5% Mg, 1.6% Cu, balance Al) that brings the strongest of the standard wrought aluminium alloys into powder bed fusion, powder metallurgy, and thermal spray processes. Its performance profile in LPBF is best described as high-reward, high-discipline: properly processed and T6 [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":3919,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[1],"tags":[],"post_folder":[],"class_list":["post-10426","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/posts\/10426","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/comments?post=10426"}],"version-history":[{"count":1,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/posts\/10426\/revisions"}],"predecessor-version":[{"id":10427,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/posts\/10426\/revisions\/10427"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/media\/3919"}],"wp:attachment":[{"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/media?parent=10426"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/categories?post=10426"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/tags?post=10426"},{"taxonomy":"post_folder","embeddable":true,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/post_folder?post=10426"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}