{"id":5350,"date":"2023-09-14T09:26:28","date_gmt":"2023-09-14T01:26:28","guid":{"rendered":"https:\/\/am-material.com\/?p=5350"},"modified":"2023-09-14T09:26:42","modified_gmt":"2023-09-14T01:26:42","slug":"invar-powder-composition-properties","status":"publish","type":"post","link":"https:\/\/am-material.com\/ko\/news\/invar-powder-composition-properties\/","title":{"rendered":"\uc778\ubc14 \ud30c\uc6b0\ub354: \uad6c\uc131, \uc18d\uc131 \ubc0f \uc751\uc6a9 \ubd84\uc57c"},"content":{"rendered":"<h2 class=\"wp-block-heading\"><strong>\uac1c\uc694<\/strong><\/h2>\n\n\n\n<p><a href=\"https:\/\/am-material.com\/ko\/iron-based-alloy-powder\/\" target=\"_blank\" rel=\"noreferrer noopener\">\uc778\ubc14 \ud30c\uc6b0\ub354<\/a> \uc740 \uc5f4\ud33d\ucc3d \uacc4\uc218\uac00 \ub9e4\uc6b0 \ub0ae\uc740 \ucca0\uacfc \ub2c8\ucf08\uc758 \ube44\uc728\ub85c \uad6c\uc131\ub41c \ub2c8\ucf08-\ucca0 \ud569\uae08 \ubd84\ub9d0\uc785\ub2c8\ub2e4. '\uc778\ubc14'\ub77c\ub294 \uc774\ub984\uc740 '\ubd88\ubcc0'\uc774\ub77c\ub294 \ub2e8\uc5b4\uc5d0\uc11c \uc720\ub798\ud55c \uac83\uc73c\ub85c, \uc548\uc815\uc801\uc778 \uce58\uc218\uc640 \uc5f4\ud33d\ucc3d \ubc0f \uc218\ucd95\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \ub2e4\uc591\ud55c \uc628\ub3c4 \ubc94\uc704\uc5d0\uc11c \uc815\ubc00\ub3c4\uc640 \uc815\ud655\uc131\uc774 \uc694\uad6c\ub418\ub294 \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc7ac\ub8cc\ub85c \uc790\ub9ac \uc7a1\uc558\uc2b5\ub2c8\ub2e4. \uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \uace0\uc720\ud55c \ud2b9\uc131 \ub355\ubd84\uc5d0 \uad11\ud559, \uc804\uc790, \uad6c\uc870 \ubc0f \uae30\ud0c0 \ubd80\ud488 \uce58\uc218\uc640 \uc774\uaca9 \uacf5\ucc28 \uc720\uc9c0\uac00 \uc911\uc694\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774 \uac00\uc774\ub4dc\uc5d0\uc11c\ub294 \uc778\ubc14 \ud30c\uc6b0\ub354\uc758 \uad6c\uc131, \uc8fc\uc694 \ud2b9\uc131, \uc0dd\uc0b0 \ubc29\ubc95, \uc6a9\ub3c4, \uc0ac\uc591 \ubc0f \uae30\ud0c0 \uae30\uc220 \ub370\uc774\ud130\ub97c \ud3ec\ud568\ud55c \uc778\ubc14 \ud30c\uc6b0\ub354\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \uac1c\uc694\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc778\ubc14 \ud569\uae08\uacfc \ub2e4\ub978 \uc800\ud33d\ucc3d \ud569\uae08\uc744 \ube44\uad50\ud569\ub2c8\ub2e4. \uacf5\uae09\uc5c5\uccb4 \uc815\ubcf4, \uc548\uc804 \ucde8\uae09 \uc808\ucc28, \ud14c\uc2a4\ud2b8 \ud45c\uc900 \ubc0f FAQ \uc139\uc158\ub3c4 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\uc778\ubc14 \ud30c\uc6b0\ub354 \uad6c\uc131<\/strong><\/h2>\n\n\n\n<p>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \ub2c8\ucf08 \ud568\ub7c9\uc774 36~38%\uc774\uba70, \ub098\uba38\uc9c0\ub294 \ucca0\ubd84\uc785\ub2c8\ub2e4. \ub9dd\uac04, \uc2e4\ub9ac\ucf58, \ud0c4\uc18c\uc640 \uac19\uc740 \ub2e4\ub978 \ud569\uae08 \uc6d0\uc18c\ub3c4 \uc18c\ub7c9 \ud568\uc720\ub418\uc5b4 \uc788\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774 \ubc94\uc704 \ub0b4\uc758 \uc815\ud655\ud55c \ub2c8\ucf08 \ud568\ub7c9\uc740 \uc6a9\ub3c4\uc5d0 \ub530\ub77c \uc6d0\ud558\ub294 \uc5f4\ud33d\ucc3d \uacc4\uc218\uc5d0 \ub530\ub77c \uc870\uc815\ub429\ub2c8\ub2e4. \ub2c8\ucf08 \ube44\uc728\uc774 \ub192\uc744\uc218\ub85d \uc5f4\ud33d\ucc3d \uacc4\uc218\uac00 \ub0ae\uc544\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\ud45c 1: \uc778\ubc14 \ud30c\uc6b0\ub354\uc758 \uc77c\ubc18\uc801\uc778 \uad6c\uc131<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\uad6c\uc131 \uc694\uc18c<\/th><th>\ubb34\uac8c %<\/th><\/tr><\/thead><tbody><tr><td>\ub2c8\ucf08(Ni)<\/td><td>36 &#8211; 38%<\/td><\/tr><tr><td>\ucca0(Fe)<\/td><td>\uc794\uc561<\/td><\/tr><tr><td>\ub9dd\uac04(Mn)<\/td><td>0 &#8211; 0.5%<\/td><\/tr><tr><td>\uc2e4\ub9ac\ucf58(Si)<\/td><td>0 &#8211; 0.5%<\/td><\/tr><tr><td>\ud0c4\uc18c(C)<\/td><td>0 &#8211; 0.1%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\ucca0\uacfc \ub2c8\ucf08\uc758 \ube44\uc728\uc740 \uc628\ub3c4 \ubcc0\ud654\uc5d0 \ub530\ub978 \ubd80\ud53c \ubcc0\ud654\ub97c \ucd5c\uc18c\ud654\ud558\ub294 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8 \ud45c\uba74 \uc911\uc2ec\uc758 \uc785\ubc29 \uacb0\uc815 \uad6c\uc870\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774 \ub3c5\ud2b9\ud55c \ud589\ub3d9\uc740 \ud569\uae08\uc758 \ubb3c\ub9ac\uc801 \ud2b9\uc131\uc5d0 \ub300\ud55c \ub2c8\ucf08\uacfc \ucca0\uc758 \uc0c1\ubc18\ub41c \uc601\ud5a5\uc5d0\uc11c \ube44\ub86f\ub429\ub2c8\ub2e4. \ucca0\uc740 \uc591\uc758 \uc5f4\ud33d\ucc3d \uacc4\uc218\ub97c \uac16\ub294 \ubc18\uba74 \ub2c8\ucf08\uc740 \uc74c\uc758 \uacc4\uc218\ub97c \uac16\uc2b5\ub2c8\ub2e4. \ub2c8\ucf08 \ud568\ub7c9\uc774 \uc57d 36%\uc778 \uacbd\uc6b0 \uc774\ub7ec\ud55c \ud6a8\uacfc\uac00 \uc11c\ub85c \uc0c1\uc1c4\ub418\uc5b4 \uc21c \uc5f4\ud33d\ucc3d\uc774 \ub9e4\uc6b0 \ub0ae\uc544\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"361\" src=\"https:\/\/am-material.com\/wp-content\/uploads\/2021\/09\/3d-printing-powder-1024x361.png\" alt=\"\uc778\ubc14 \ud30c\uc6b0\ub354\" class=\"wp-image-3680\" title=\"\" srcset=\"\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-srcset=\"\" \/><figcaption class=\"wp-element-caption\">\uc900\ube44\ub41c \uae08\uc18d \ubd84\ub9d0<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\uc778\ubc14 \ud30c\uc6b0\ub354 \uc18d\uc131<\/strong><\/h2>\n\n\n\n<p>\uc778\ubc14 \ud30c\uc6b0\ub354\uc758 \uac00\uc7a5 \ud070 \ud2b9\uc9d5\uc740 \ub0ae\uc740 \uc5f4\ud33d\ucc3d\uacc4\uc218(CTE)\uc785\ub2c8\ub2e4. CTE\ub294 \uc628\ub3c4 \ubcc0\ud654 1\ub3c4\ub2f9 \ud33d\ucc3d \ub610\ub294 \uc218\ucd95 \uc815\ub3c4\ub97c \uce21\uc815\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc778\ubc14 \ud30c\uc6b0\ub354\uc758 CTE\uc758 \uc77c\ubc18\uc801\uc778 \uac12\uc740 20\u00b0C\uc5d0\uc11c ~1.2 x 10-6\/\u00b0C\uc5d0\uc11c 100-300\u00b0C \uc0ac\uc774\uc5d0\uc11c ~1.8 x 10-6\/\u00b0C \ubc94\uc704\uc785\ub2c8\ub2e4. \uc774\ub294 \ub300\ubd80\ubd84\uc758 \ub2e4\ub978 \uae08\uc18d\ubcf4\ub2e4 \ud604\uc800\ud788 \ub0ae\uc740 \uc218\uce58\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ube44\uad50\ub97c \uc704\ud574 \uc54c\ub8e8\ubbf8\ub284\uc758 CTE\ub294 ~24 x 10-6\/\u00b0C\uc774\uace0 \uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc2a4\ud2f8\uc740 ~17 x 10-6\/\u00b0C\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc778\ubc14\ub294 \ub113\uc740 \uc628\ub3c4 \ubc94\uc704\uc5d0\uc11c \uce58\uc218 \uc548\uc815\uc131\uc774 \ub9e4\uc6b0 \ub192\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\ud45c 2: Invar \ud30c\uc6b0\ub354\uc758 \uc8fc\uc694 \uc18d\uc131<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\uc18d\uc131<\/th><th>\uac12<\/th><\/tr><\/thead><tbody><tr><td>\uc5f4\ud33d\ucc3d \uacc4\uc218<\/td><td>1.2 &#8211; 1.8 x 10-6\/\u00b0C<\/td><\/tr><tr><td>\ubc00\ub3c4<\/td><td>8.0 &#8211; 8.2 g\/cc<\/td><\/tr><tr><td>\ube44\uc5f4<\/td><td>450 J\/kg-K<\/td><\/tr><tr><td>\uc5f4 \uc804\ub3c4\uc131<\/td><td>10 &amp;8211; 30 W\/m-K<\/td><\/tr><tr><td>\uc804\uae30 \uc800\ud56d<\/td><td>70 &#8211; 80 \u03bc\u03a9-cm<\/td><\/tr><tr><td>\uc601\uc758 \uacc4\uc218<\/td><td>140 &amp;8211; 145 GPa<\/td><\/tr><tr><td>\ubb3c\uace0\uae30 \ube44\uc728<\/td><td>0.294 &#8211; 0.305<\/td><\/tr><tr><td>\uc778\uc7a5 \uac15\ub3c4<\/td><td>200 &amp;8211; 240 MPa<\/td><\/tr><tr><td>\ub179\ub294\uc810<\/td><td>1420 &#8211; 1450\u00b0C<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \uc5f4 \uc548\uc815\uc131 \uc678\uc5d0\ub3c4 \ub2e4\uc74c\uacfc \uac19\uc740 \uc774\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ub192\uc740 \uac15\ub3c4\uc640 \uac15\uc131<\/li>\n\n\n\n<li>\ub6f0\uc5b4\ub09c \ub0b4\uc2dd\uc131<\/li>\n\n\n\n<li>\uc6b0\uc218\ud55c \uc804\uae30 \ubc0f \uc5f4 \uc804\ub3c4\uc131<\/li>\n\n\n\n<li>\uc0b0\ud654 \ubc0f \ub178\ud654\uc5d0 \ub300\ud55c \ub0b4\uc131<\/li>\n\n\n\n<li>\uc6a9\uc811 \ubc0f \ub0a9\ub55c\uc758 \uc6a9\uc774\uc131<\/li>\n\n\n\n<li>\uc815\ubc00 \uac00\uacf5\uc744 \uc704\ud55c \uae30\ub2a5<\/li>\n<\/ul>\n\n\n\n<p>\uc774\ub7ec\ud55c \ud2b9\uc131\uc758 \uc870\ud569\uc73c\ub85c \uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \uae4c\ub2e4\ub85c\uc6b4 \uc791\uc5c5 \ud658\uacbd\uc5d0\uc11c\ub3c4 \uc6b0\uc218\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4. \ubd80\ud488\uc740 \uc628\ub3c4 \ubcc0\ud654\uc5d0\ub3c4 \uc815\ud655\uc131\uc744 \uc720\uc9c0\ud558\uace0 \ud558\uc911\uc744 \ubc1b\uc544\ub3c4 \ubcc0\ud615\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\uc778\ubc14 \ud30c\uc6b0\ub354 \uc0dd\uc0b0<\/strong><\/h2>\n\n\n\n<p>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \ud569\uae08\uc744 \ub179\uc774\uace0 \uc6a9\uc735\ub41c \uc2a4\ud2b8\ub9bc\uc744 \ubbf8\uc138\ud55c \ubb3c\ubc29\uc6b8\ub85c \ubd84\ud574\ud558\ub294 \uac00\uc2a4 \ubd84\ubb34 \uacf5\uc815\uc744 \ud1b5\ud574 \uc0dd\uc0b0\ub429\ub2c8\ub2e4. \uace0\uc555 \uac00\uc2a4 \uc81c\ud2b8\uac00 \uae08\uc18d \uc2a4\ud2b8\ub9bc\uc744 \ud0c0\uaca9\ud558\uc5ec \uad6c\ud615 \ubd84\ub9d0 \uc785\uc790\ub85c \ubd84\ud574\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc785\uc790 \ud06c\uae30 \ubd84\ud3ec\ub294 \uac00\uc2a4 \uc720\ub7c9, \ub178\uc990 \uc124\uacc4 \ubc0f \uae30\ud0c0 \ub9e4\uac1c \ubcc0\uc218\ub97c \ud1b5\ud574 \uc81c\uc5b4\ub429\ub2c8\ub2e4. \uac00\uc2a4 \ubd84\ubb34 \uc778\ubc14 \ud30c\uc6b0\ub354\uc758 \uc785\uc790 \ud06c\uae30\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 10~150\ubbf8\ud06c\ub860\uc785\ub2c8\ub2e4. \ub354 \ubbf8\uc138\ud558\uac8c \ubd84\ubb34\ud558\uba74 \ubbf8\ud06c\ub860 \uc774\ud558\uc758 \ubd84\ub9d0\uc744 \uc0dd\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ubb3c \ubd84\ubb34\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc785\uc790 \ud06c\uae30\uac00 \ub354 \ud070 \uc778\ubc14 \ud30c\uc6b0\ub354\ub97c \ub9cc\ub4dc\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \ub610 \ub2e4\ub978 \ubc29\ubc95\uc785\ub2c8\ub2e4. \uc6a9\uc735\ub41c \ud569\uae08 \uc2a4\ud2b8\ub9bc\uc740 \uace0\uc555\uc758 \ubb3c \ubd84\uc0ac\ub85c \uc0b0\uc0b0\uc774 \ubd80\uc11c\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uae30\uccb4 \ubd84\ubb34 \ubd84\ub9d0\uc740 \ubb3c \ubd84\ubb34\uc5d0 \ube44\ud574 \ud45c\uba74 \ud615\ud0dc\uac00 \ub9e4\ub044\ub7fd\uace0 \ub354 \ub098\uc740 \uc720\ub3d9 \ud2b9\uc131\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc751\uace0 \ud6c4 \uc778\ubc14 \ubd84\ub9d0\uc740 \uccb4\uc9c8\uc744 \uac70\uccd0 \uc6d0\ud558\ub294 \uc785\uc790 \ud06c\uae30 \ubd84\ud68d\uc744 \uc5bb\uc2b5\ub2c8\ub2e4. \ub610\ud55c \uac00\uacf5\uc73c\ub85c \uc778\ud55c \uc751\ub825\uc744 \uc644\ud654\ud558\uace0 \ud2b9\uc131\uc744 \ucd5c\uc801\ud654\ud558\uae30 \uc704\ud574 \uc5b4\ub2d0\ub9c1\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\uc778\ubc14 \ud30c\uc6b0\ub354\uc758 \ud65c\uc6a9<\/strong><\/h2>\n\n\n\n<p>\uc778\ubc14 \ud30c\uc6b0\ub354\uc758 \uc801\uc6a9 \ubd84\uc57c\ub294 \ub9e4\uc6b0 \ub0ae\uace0 \uc608\uce21 \uac00\ub2a5\ud55c \uc5f4\ud33d\ucc3d \uacc4\uc218\ub97c \ud65c\uc6a9\ud569\ub2c8\ub2e4. \uc628\ub3c4 \ubcc0\ud654\uc5d0 \ub530\ub978 \ubd80\ud488 \uce58\uc218, \uc774\uaca9 \uacf5\ucc28, \uc815\ub82c \ubc0f \uc815\ubc00\ub3c4\ub97c \uc720\uc9c0\ud558\ub294 \uac83\uc774 \uc911\uc694\ud55c \uacbd\uc6b0\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\ud45c 3: Invar \ud30c\uc6b0\ub354\uc758 \uc801\uc6a9 \ubd84\uc57c<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\uc0b0\uc5c5<\/th><th>\uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/th><\/tr><\/thead><tbody><tr><td>\uad11\ud559<\/td><td>\ubbf8\ub7ec \ube14\ub7ad\ud06c, \ubc18\uc0ac\ud310, \ub9c8\uc6b4\ud2b8, \uad11\ud559 \ubca4\uce58<\/td><\/tr><tr><td>\uc804\uc790 \uc81c\ud488<\/td><td>\uc815\ubc00 \uc800\ud56d\uae30, \uae30\ud310, \uc530, \ucee4\ub125\ud130<\/td><\/tr><tr><td>\ubc29\uc5b4<\/td><td>\uc0ac\uaca9 \uc81c\uc5b4 \uae30\uae30, \uad00\uc131 \uc720\ub3c4 \uc2dc\uc2a4\ud15c<\/td><\/tr><tr><td>\ud56d\uacf5\uc6b0\uc8fc<\/td><td>\uc548\ud14c\ub098, \ubcf5\ud569 \ub9e4\ud2b8\ub9ad\uc2a4, \uc704\uc131 \ubc0f \ub9dd\uc6d0\uacbd \uad6c\uc131 \uc694\uc18c<\/td><\/tr><tr><td>\uc5d0\ub108\uc9c0<\/td><td>\uc5f0\ub8cc \uc804\uc9c0, \ubc30\ud130\ub9ac, \uace0\uc628 \uac1c\uc2a4\ud0b7\uc6a9 \uc530<\/td><\/tr><tr><td>\uc790\ub3d9\ucc28<\/td><td>\uc0b0\uc18c \uc13c\uc11c, \uc5f0\ub8cc \ubd84\uc0ac \uc2dc\uc2a4\ud15c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\uc77c\ubd80 \ud2b9\uc815 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\ub294 \ub2e4\uc74c\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc628\ub3c4 \ubcc0\ud654\uc5d0 \ub530\ub77c \uc774\ubbf8\uc9c0 \uc548\uc815\uc131\uc744 \uc720\uc9c0\ud574\uc57c \ud558\ub294 \ub9dd\uc6d0\uacbd, \ud604\ubbf8\uacbd, \ub808\uc774\uc800, \ub9ac\uc18c\uadf8\ub798\ud53c \ubc0f \uad11\ud559 \uacc4\uce21 \uc7a5\ube44\uc6a9 \ubbf8\ub7ec \ube14\ub7ad\ud06c\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc5f4\ud33d\ucc3d\uacfc \uc218\ucd95\uc5d0 \uc601\ud5a5\uc744 \ubc1b\uc9c0 \uc54a\ub294 \uc5c4\uaca9\ud55c \uc800\ud56d \uc624\ucc28\uac00 \ud544\uc694\ud55c \uc815\ubc00 \uc800\ud56d\uae30. \uc778\ubc14\uc758 TCR(\uc628\ub3c4 \uc800\ud56d \uacc4\uc218)\uc740 \ub9e4\uc6b0 \ub0ae\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc628\ub3c4 \uc21c\ud658\uc73c\ub85c \ubbf8\ud06c\ub860 \uc218\uc900\uc758 \uc815\ub82c \uc815\ud655\ub3c4\ub97c \uc720\uc9c0\ud574\uc57c \ud558\ub294 \ub9c8\uc774\ud06c\ub85c\uc804\uc790 \ubc0f \uad11\uc804\uc790\uc6a9 \uc530, \ucee4\ub125\ud130, \ud328\ud0a4\uc9c0 \ubc0f \uae30\ud310.<\/li>\n\n\n\n<li>\ub113\uc740 \uc791\ub3d9 \uc628\ub3c4 \ubc94\uc704\uc5d0\uc11c \ud558\ub4dc\uc6e8\uc5b4\uac00 \ucd5c\uc18c\ud55c\uc758 \ud33d\ucc3d\uacfc \uc218\ucd95\uc744 \ud1b5\ud574 \uce58\uc218 \uad50\uc815\uc774 \uc774\ub8e8\uc5b4\uc9c0\ub294 \uace0\uc815\ubc00 \uae30\uae30 \ubc0f \uacc4\uce21 \ub3c4\uad6c.<\/li>\n\n\n\n<li>\uc548\ud14c\ub098\uc640 \ubc18\uc0ac\ud310 \uc811\uc2dc\ub294 \uace0\uc628 \ubc0f \uc800\uc628 \uada4\ub3c4 \uc8fc\uae30\ub97c \ud1b5\ud574 \uc801\uc808\ud55c \uc804\uc790\uae30 \ube54\uc744 \ud615\uc131\ud558\uace0 \uc804\uc1a1\ud558\uae30 \uc704\ud574 \uc815\ubc00\ud55c \ud615\ud0dc\ub97c \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc2a4\ud398\uc774\uc2a4 \ubbf8\ub7ec \ubc0f \uac15\uc131\uc774 \ud544\uc694\ud55c \uad6c\uc870\ubb3c\uc744 \uc704\ud55c \ubcf5\ud569 \ub9e4\ud2b8\ub9ad\uc2a4 \ubcf4\uac15\uc7ac\uc640 \uc77c\uce58\ud558\ub294 CTE\uac00 \uacb0\ud569\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc815\ub82c\uacfc \uae30\ub2a5\uc744 \uc720\uc9c0\ud574\uc57c \ud558\ub294 \ub3d9\uc2dc\uc5d0 \uadf9\ud55c\uc758 \uc628\ub3c4\ub97c \uacbd\ud5d8\ud558\ub294 \uc704\uc131 \ud0d1\uc7ac\uccb4 \ubc0f \uc6b0\uc8fc\uc120 \uc2dc\uc2a4\ud15c\uc744 \uc704\ud55c \uc815\ubc00 \ubd80\ud488 \ubc0f \uc5b4\uc148\ube14\ub9ac\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\uc774\ub7ec\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uacfc \uae30\ud0c0 \uae4c\ub2e4\ub85c\uc6b4 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \uc778\ubc14\uc758 \ud0c1\uc6d4\ud55c \uc5f4 \uce58\uc218 \uc548\uc815\uc131\uc740 \uc124\uacc4 \uacac\uace0\uc131\uc744 \uc81c\uacf5\ud558\uace0 \uc911\uc694\ud55c \uc131\ub2a5 \ud30c\ub77c\ubbf8\ud130\uac00 \uc628\ub3c4 \ubcc0\ud654\uc758 \uc601\ud5a5\uc744 \ubc1b\uc9c0 \uc54a\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"532\" src=\"https:\/\/am-material.com\/wp-content\/uploads\/2021\/02\/3-1024x532.jpg\" alt=\"\uc778\ubc14 \ud30c\uc6b0\ub354\" class=\"wp-image-2975\" title=\"\" srcset=\"\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-srcset=\"\" \/><figcaption><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\uc778\ubc14 \ud30c\uc6b0\ub354 \uc0ac\uc591<\/strong><\/h2>\n\n\n\n<p>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \ub2e4\uc591\ud55c \uc81c\uc870 \uacf5\uc815\uacfc \ucd5c\uc885 \uc0ac\uc6a9 \uc694\uac74\uc5d0 \ub9de\ucdb0 \ub2e4\uc591\ud55c \ud06c\uae30 \ubc94\uc704, \uc21c\ub3c4, \ud569\uae08 \ub4f1\uae09\uc73c\ub85c \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\ud45c 4: \uc778\ubc14 \ud30c\uc6b0\ub354 \ud06c\uae30 \uc0ac\uc591<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\uba54\uc2dc \ud06c\uae30<\/th><th>\ubbf8\ud06c\ub860 \ud06c\uae30<\/th><\/tr><\/thead><tbody><tr><td>-140<\/td><td>106\u03bcm \ubbf8\ub9cc<\/td><\/tr><tr><td>-100<\/td><td>150 \u03bcm<\/td><\/tr><tr><td>-325<\/td><td>45\u03bcm \ubbf8\ub9cc<\/td><\/tr><tr><td>-400<\/td><td>38 \u03bcm<\/td><\/tr><tr><td>-635<\/td><td>20\u03bcm<\/td><\/tr><tr><td>-10\u03bcm<\/td><td>10\u03bcm<\/td><\/tr><tr><td>-2.5 \u03bcm<\/td><td>2.5\u03bcm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\ub354 \ubbf8\uc138\ud55c \uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \uc720\ub3d9\uc131\uacfc \ud328\ud0b9 \ubc00\ub3c4\uac00 \ud544\uc694\ud55c \uc801\uce35 \uc81c\uc870 \ubc29\uc2dd\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \ub354 \uac70\uce5c \ud30c\uc6b0\ub354\ub294 \uae30\uc874\uc758 \ud504\ub808\uc2a4 \ubc0f \uc18c\uacb0 \uc81c\uc870\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ud654\ud559\uc801 \uc21c\ub3c4 \uc218\uc900\uc740 \uc0b0\uc5c5\uc6a9 \ub4f1\uae09\uc758 \uacbd\uc6b0 99%\uc5d0\uc11c \uace0\uc131\ub2a5 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uacbd\uc6b0 99.9% \uc774\uc0c1\uc785\ub2c8\ub2e4. \uc0b0\uc18c \ud568\ub7c9\uc740 50ppm \ubbf8\ub9cc\uc73c\ub85c \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>36~38%\uc758 \ub2e4\uc591\ud55c \ub2c8\ucf08\uc774 \ud3ec\ud568\ub41c \ub9de\ucda4\ud615 \ud569\uae08\uc740 ~0.9 x 10-6\/\u00b0C ~ ~2 x 10-6\/\u00b0C\uc758 CTE\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. Mn, Si, C\ub3c4 \uc870\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\ud45c 5: \uc778\ubc14 \ud30c\uc6b0\ub354 \ud569\uae08 \ub4f1\uae09<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\ud569\uae08 \ub4f1\uae09<\/th><th>\ub2c8\ucf08 %<\/th><th>CTE x 10-6\/\u00b0C<\/th><\/tr><\/thead><tbody><tr><td>Invar 36<\/td><td>36%<\/td><td>~1.2<\/td><\/tr><tr><td>Nilo 36\u00ae<\/td><td>36%<\/td><td>~1.2<\/td><\/tr><tr><td>Pernifer 36\u00ae<\/td><td>36%<\/td><td>~1.2<\/td><\/tr><tr><td>Invar 38\u00ae<\/td><td>38%<\/td><td>~0.9<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\ud654\ud559 \uc131\ubd84\uc5d0 \ub300\ud55c \uad6d\uc81c \ud45c\uc900\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ASTM F3061 &amp;8211; \uc815\ubc00 \uc720\ub9ac \ub300 \uae08\uc18d \uc530\uc744 \uc704\ud55c \uc800\ud33d\ucc3d \ub2c8\ucf08-\ucca0 \ud569\uae08<\/li>\n\n\n\n<li>DIN 1.3912 &amp;8211; \uc530 \ubc0f \uc815\ubc00 \uae30\uae30 \ubd80\ud488\uc6a9 \uc800\ud33d\ucc3d \ud569\uae08<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\uc778\ubc14 \ud30c\uc6b0\ub354 \uacf5\uae09\uc5c5\uccb4<\/strong><\/h2>\n\n\n\n<p>Invar \ud30c\uc6b0\ub354\ub294 \ud2b9\uc218 \uae08\uc18d \ubd84\ub9d0\uc758 \uc8fc\uc694 \uae00\ub85c\ubc8c \uacf5\uae09\uc5c5\uccb4\uc5d0\uc11c \uad6c\ub9e4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uac00\uaca9\uc740 \ud569\uae08 \ub4f1\uae09, \ubd84\ub9d0 \ud06c\uae30 \ubc0f \uc8fc\ubb38 \uc218\ub7c9\uc5d0 \ub530\ub77c $50\/kg\uc5d0\uc11c $120\/kg \uc0ac\uc774\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\ud45c 6: \uc778\ubc14 \ud30c\uc6b0\ub354 \uacf5\uae09\uc5c5\uccb4<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\uacf5\uae09\uc5c5\uccb4<\/th><th>\uc81c\ud488 \ub4f1\uae09<\/th><\/tr><\/thead><tbody><tr><td>\uc0cc\ub4dc\ube45<\/td><td>\uc624\uc2a4\ud504\ub9ac\u00ae \uc778\ubc14 \ud30c\uc6b0\ub354<\/td><\/tr><tr><td>\ud638\uac00\ub098\uc2a4<\/td><td>\uc544\uc2a4\ud0c8\ub85c\uc774\u00ae \uc778\ubc14<\/td><\/tr><tr><td>Kymera<\/td><td>\uc778\ubc14 36, \uc778\ubc14 38<\/td><\/tr><tr><td>CNPC<\/td><td>\uc778\ubc14 \ud569\uae08 \ubd84\ub9d0<\/td><\/tr><tr><td>Epson Atmix<\/td><td>\uc778\ubc14 \ubbf8\uc138 \ubd84\ub9d0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\ucde8\uae09 \ubc0f \uc548\uc804<\/strong><\/p>\n\n\n\n<p>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \uac74\uac15\uc5d0 \uc2ec\uac01\ud55c \uc704\ud5d8\uc744 \ucd08\ub798\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uae08\uc18d \ubd84\ub9d0\uc744 \ucde8\uae09\ud558\uace0 \uc791\uc5c5\ud560 \ub54c\ub294 \ud45c\uc900 \uc548\uc804 \uc608\ubc29 \uc870\uce58\ub97c \ub530\ub77c\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ubcf4\ud638 \uc7a5\uac11, \uc548\uacbd, \ubc29\uc9c4 \ub9c8\uc2a4\ud06c \uc0ac\uc6a9<\/li>\n\n\n\n<li>\ubd84\ub9d0\uc744 \ud53c\ubd80\uc5d0 \uc811\ucd09\ud558\uac70\ub098 \ud761\uc785\ud558\uc9c0 \ub9c8\uc138\uc694.<\/li>\n\n\n\n<li>\uc801\uc808\ud55c \ud658\uae30 \ubc0f \uba3c\uc9c0 \uc218\uc9d1 \ubcf4\uc7a5<\/li>\n\n\n\n<li>\ubd84\ub9d0 \uac00\ub8e8\ub294 \uac00\uc5f0\uc131\uc77c \uc218 \uc788\uc73c\ubbc0\ub85c \uc810\ud654\uc6d0\uc5d0\uc11c \uba40\ub9ac \ub5a8\uc5b4\uc9c4 \uacf3\uc5d0 \ubcf4\uad00\ud558\uc138\uc694.<\/li>\n<\/ul>\n\n\n\n<p>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \ubc00\ud3d0\ub41c \uc6a9\uae30\uc5d0 \ub2f4\uc544 \uae68\ub057\ud558\uace0 \uac74\uc870\ud55c \ud658\uacbd\uc5d0 \ubcf4\uad00\ud574\uc57c \ud569\ub2c8\ub2e4. \uc2b5\uae30\ub85c \uc778\ud574 \uc0b0\ud654\ub418\uac70\ub098 \uc624\uc5fc\ub420 \uc218 \uc788\ub294 \ud658\uacbd\uc744 \ud53c\ud558\uc138\uc694.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\uac80\uc0ac \ubc0f \ud14c\uc2a4\ud2b8 \ubc29\ubc95<\/strong><\/h2>\n\n\n\n<p>\uc778\ubc14 \ud30c\uc6b0\ub354\uac00 \uc0ac\uc591\uc744 \ucda9\uc871\ud558\ub294\uc9c0 \ud655\uc778\ud558\uae30 \uc704\ud574 \ub2e4\uc591\ud55c \ud14c\uc2a4\ud2b8 \ubc0f \uac80\uc0ac \uc808\ucc28\uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ud654\ud559 \uc131\ubd84<\/strong>&nbsp;\uc720\ub3c4 \uacb0\ud569 \ud50c\ub77c\uc988\ub9c8 \uc9c8\ub7c9 \ubd84\uc11d\ubc95(ICP-MS), \uad11\ud559 \ubc29\ucd9c \ubd84\uad11\ubc95(OES) \ubc0f \uc5f0\uc18c \ubd84\uc11d\uc744 \ud1b5\ud574 Ni, Fe \ubc0f \uae30\ud0c0 \ud569\uae08 \uc6d0\uc18c\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc785\uc790 \ud06c\uae30 \ubd84\ud3ec<\/strong>&nbsp;&#8211; \ub808\uc774\uc800 \ud68c\uc808 \uc785\uc790 \ud06c\uae30 \ubd84\uc11d\uae30\ub294 \ubd84\ub9d0 \ud06c\uae30 \ubc94\uc704\ub97c \uce21\uc815\ud569\ub2c8\ub2e4. \uccb4 \ubd84\uc11d\uc740 \uc785\uc790\ub97c \ud06c\uae30 \ubd84\ud68d\uc73c\ub85c \ubd84\ub9ac\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub9c8\uc774\ud06c\ub85c \uad6c\uc870<\/strong>&nbsp;&#8211; \uc5d0\ub108\uc9c0 \ubd84\uc0b0\ud615 X-\uc120 \ubd84\uad11\ubc95(SEM-EDS)\uc744 \uc0ac\uc6a9\ud55c \uc8fc\uc0ac \uc804\uc790 \ud604\ubbf8\uacbd\uc73c\ub85c \ubd84\ub9d0 \ud615\ud0dc, \ub0b4\ubd80 \uad6c\uc870 \ubc0f \uc874\uc7ac\ud558\ub294 \uc704\uc0c1\uc744 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ubc00\ub3c4<\/strong>&nbsp;\uac00\uc2a4 \ub610\ub294 \ubb3c \ud53c\ud06c\ub178\uba54\ud2b8\ub9ac\ub294 \ubd84\ub9d0 \ubc00\ub3c4\ub97c \uce21\uc815\ud558\uace0 \uc774\ub860 \ubc00\ub3c4\uc640 \ube44\uad50\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uacb0\uc815 \uad6c\uc870<\/strong>&nbsp;X\uc120 \ud68c\uc808(XRD)\uc744 \ud1b5\ud574 \uba74 \uc911\uc2ec\uc758 \uc785\ubc29\uc0c1 \ubc0f \uaca9\uc790 \ub9e4\uac1c\ubcc0\uc218\ub97c \ud655\uc778\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud30c\uc6b0\ub354 \ud750\ub984<\/strong>&nbsp;\ud640 \uc720\ub7c9\uacc4 \uae54\ub54c\uae30\ub294 \uc720\ub7c9, \ud734\uc2dd \uac01\ub3c4 \ubc0f \uae30\ud0c0 \ubd84\ub9d0 \ud2b9\uc131\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc5f4\ud33d\ucc3d<\/strong>&nbsp;\ud33d\ucc3d\ub3c4 \uce21\uc815\uc740 \uce58\uc218 \ubcc0\ud654 \ud14c\uc2a4\ud2b8\ub97c \ud1b5\ud574 \ub2e4\uc591\ud55c \uc628\ub3c4 \ubc94\uc704\uc5d0\uc11c CTE\ub97c \uce21\uc815\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uae30\ud0c0 \ud14c\uc2a4\ud2b8<\/strong>&nbsp;&amp;8211; \ud30c\uc6b0\ub354 \ubca0\ub4dc \ubc00\ub3c4, \ud640 \uc720\ub7c9, \uc218\ubd84 \ubd84\uc11d, \uc0b0\uc18c \ubc0f \uc9c8\uc18c \ud568\ub7c9, \ud0ed \ubc00\ub3c4, \ubbf8\uc0dd\ubb3c\ud559\uc801 \ud14c\uc2a4\ud2b8\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uc0ac\uc591\uc5d0 \ub530\ub77c \uc218\ud589\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\ud3c9\ud310\uc774 \uc88b\uc740 \uacf5\uae09\uc5c5\uccb4\uc758 \ubd84\uc11d \uc778\uc99d\uc11c\ub97c \ud1b5\ud574 \uc778\ubc14 \ud30c\uc6b0\ub354\uac00 \ud544\uc218 \ub4f1\uae09 \uae30\uc900\uc744 \ucda9\uc871\ud568\uc744 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\uc778\ubc14 \ub300 \ub2e4\ub978 \uc800\ud33d\ucc3d \ud569\uae08<\/strong><\/p>\n\n\n\n<p>\uc778\ubc14\ub294 \uc77c\ubc18\uc801\uc778 \ud569\uae08 \uc911 CTE\uac00 \uac00\uc7a5 \ub0ae\uc9c0\ub9cc, \uc5f4\ud33d\ucc3d\uc774 \ub9e4\uc6b0 \ub0ae\ub3c4\ub85d \uc124\uacc4\ub41c \ub2e4\ub978 \ub2c8\ucf08 \ubc0f \ucca0-\ub2c8\ucf08 \ud569\uae08\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\ud45c 7: \uc800 CTE \ud569\uae08 \ubd84\ub9d0\uc758 \ube44\uad50<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\ud569\uae08<\/th><th>CTE x 10-6\/\u00b0C<\/th><th>\uad6c\uc131<\/th><th>\ucc38\uace0<\/th><\/tr><\/thead><tbody><tr><td>Invar 36<\/td><td>~1.2<\/td><td>36% Ni, \uade0\ud615 Fe<\/td><td>\ucd5c\uc800 CTE, \uace0\uac15\ub3c4<\/td><\/tr><tr><td>Invar 38<\/td><td>~0.9<\/td><td>38% Ni, \uade0\ud615 Fe<\/td><td>Invar 36\ubcf4\ub2e4 \ub0ae\uc740 CTE<\/td><\/tr><tr><td>Kovar<\/td><td>~5.9<\/td><td>29% Ni, 17% Co, bal. Fe<\/td><td>Invar\uc640 \uac15\ucca0 \uc0ac\uc774\uc758 CTE<\/td><\/tr><tr><td>\ud569\uae08 45<\/td><td>~5<\/td><td>45% Ni, bal. Fe<\/td><td>\uc778\ubc14\ubcf4\ub2e4 \uc800\ub834<\/td><\/tr><tr><td>\ud569\uae08 46<\/td><td>~2<\/td><td>46% Ni, bal. Fe<\/td><td>\uc778\ubc14\uc5d0 \uac00\uae4c\uc6b4 CTE<\/td><\/tr><tr><td>\uc288\ud37c \uc778\ubc14<\/td><td>~0.4<\/td><td>32% Ni, bal. Fe + Co \ucca8\uac00<\/td><td>\ub9e4\uc6b0 \ub0ae\uc740 CTE<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Invar\uc640 \ub2e4\ub978 \ub0ae\uc740 CTE \ud569\uae08\uc758 \uc7a5\ub2e8\uc810<\/strong><\/h2>\n\n\n\n<p><strong>\ud45c 8: \uc7a5\ub2e8\uc810 \ube44\uad50<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\ud569\uae08<\/th><th>\uc7a5\uc810<\/th><th>\ub2e8\uc810<\/th><\/tr><\/thead><tbody><tr><td>Invar<\/td><td>\ub9e4\uc6b0 \ub0ae\uace0 \uc548\uc815\uc801\uc778 CTE<\/td><td>\ub2e4\ub978 \ud569\uae08\ubcf4\ub2e4 \ube44\uc2f8\ub2e4<\/td><\/tr><tr><td><\/td><td>\ub6f0\uc5b4\ub09c \uac15\ub3c4<\/td><td>Al \ub610\ub294 \ud3f4\ub9ac\uba38\ubcf4\ub2e4 \ub192\uc740 \ubc00\ub3c4<\/td><\/tr><tr><td><\/td><td>\uc6b0\uc218\ud55c \ub0b4\uc2dd\uc131<\/td><td><\/td><\/tr><tr><td>Kovar<\/td><td>\uc778\ubc14\ubcf4\ub2e4 \uc800\ub834\ud55c \ube44\uc6a9<\/td><td>\uc778\ubc14\ubcf4\ub2e4 \ub192\uc740 CTE<\/td><\/tr><tr><td><\/td><td>\uc190\uc26c\uc6b4 \uac00\uacf5 \ubc0f \uc131\ud615<\/td><td>\uc5f4 \uc548\uc815\uc131\uc774 \ub5a8\uc5b4\uc9d0<\/td><\/tr><tr><td><\/td><td>\ubd95\uaddc\uc0b0 \uc720\ub9ac \uc530<\/td><td><\/td><\/tr><tr><td>\ud569\uae08 45<\/td><td>\uc778\ubc14\ubcf4\ub2e4 \uc800\ub834<\/td><td>\uc778\ubc14\ubcf4\ub2e4 \ub0ae\uc740 \uc131\ub2a5<\/td><\/tr><tr><td><\/td><td>\ub2e4\uc591\ud55c \uc6a9\ub3c4\ub85c \ud65c\uc6a9 \uac00\ub2a5\ud55c CTE<\/td><td><\/td><\/tr><tr><td>\ud569\uae08 46<\/td><td>\ud569\uae08 45\ubcf4\ub2e4 \ub0ae\uc740 CTE<\/td><td>\uc778\ubc14\ubcf4\ub2e4 \uc5ec\uc804\ud788 \ub192\uc740 CTE<\/td><\/tr><tr><td><\/td><td>\uc88b\uc740 \uc18d\uc131 \uc870\ud569<\/td><td><\/td><\/tr><tr><td>\uc288\ud37c \uc778\ubc14<\/td><td>\ub9e4\uc6b0 \ub0ae\uc740 CTE<\/td><td>\uc18c\uc2f1\ud558\uae30 \ub354 \uc5b4\ub824\uc6cc\uc9d0<\/td><\/tr><tr><td><\/td><td>\ub6f0\uc5b4\ub09c \uc5f4 \uc548\uc815\uc131<\/td><td>\ub354 \ub192\uc740 \ube44\uc6a9<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\uc628\ub3c4 \ubcc0\ud654\uc5d0 \ub530\ub978 \uce58\uc218 \uc548\uc815\uc131\uc744 \uadf9\ub300\ud654\ud574\uc57c \ud558\ub294 \uac00\uc7a5 \uae4c\ub2e4\ub85c\uc6b4 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uacbd\uc6b0, \uc778\ubc14\uc758 \ub9e4\uc6b0 \ub0ae\uace0 \uc608\uce21 \uac00\ub2a5\uc131\uc774 \ub192\uc740 CTE\ub294 \ud0c0\uc758 \ucd94\uc885\uc744 \ubd88\ud5c8\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ube44\uc6a9\uc774 \ub354 \ud070 \uc694\uc18c\uc774\uc9c0\ub9cc \uc5f4 \uc131\ub2a5\uc740 \uc5ec\uc804\ud788 \uc6b0\uc218\ud574\uc57c \ud558\ub294 \uacbd\uc6b0, Kovar \ubc0f Alloy 45\uc640 \uac19\uc740 \uc800\ub2c8\ucf08 \ud569\uae08\uc740 \ud33d\ucc3d \ud2b9\uc131\uc744 \ud0c0\ud611\ud558\uba74\uc11c \uacbd\uc81c\uc801\uc778 \ub300\uc548\uc744 \uc81c\uc2dc\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"710\" height=\"426\" src=\"https:\/\/am-material.com\/wp-content\/uploads\/2022\/09\/tungsten-powder.jpg\" alt=\"\uc778\ubc14 \ud30c\uc6b0\ub354\" class=\"wp-image-4386\" title=\"\" srcset=\"https:\/\/am-material.com\/wp-content\/uploads\/2022\/09\/tungsten-powder.jpg 710w, https:\/\/am-material.com\/wp-content\/uploads\/2022\/09\/tungsten-powder-300x180.jpg 300w, https:\/\/am-material.com\/wp-content\/uploads\/2022\/09\/tungsten-powder-18x12.jpg 18w\" sizes=\"(max-width: 710px) 100vw, 710px\" \/><figcaption><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/strong><\/h2>\n\n\n\n<p><strong>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \ubb34\uc5c7\uc73c\ub85c \ub9cc\ub4e4\uc5b4\uc9c0\ub098\uc694?<\/strong><\/p>\n\n\n\n<p>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \uc8fc\ub85c 36-38%\uc758 \ub2c8\ucf08\ub85c \uad6c\uc131\ub418\uc5b4 \uc788\uc73c\uba70 \ub098\uba38\uc9c0\ub294 \ucca0\ubd84\uc785\ub2c8\ub2e4. \uc18c\ub7c9\uc758 \ub9dd\uac04, \uaddc\uc18c, \ud0c4\uc18c\ub3c4 \ud568\uc720\ub418\uc5b4 \uc788\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uad6c\uc131\uc73c\ub85c \uc778\ud574 \uc5f4\ud33d\ucc3d \uacc4\uc218\uac00 \ub9e4\uc6b0 \ub0ae\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \uc5b4\ub5bb\uac8c \uc0dd\uc0b0\ub418\ub098\uc694?<\/strong><\/p>\n\n\n\n<p>\uace0\uc555 \uac00\uc2a4 \ubd84\uc0ac\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud569\uae08\uc744 \ub179\uc5ec \ubbf8\uc138\ud55c \uad6c\ud615 \uc785\uc790\ub85c \ubd84\ud574\ud558\ub294 \uac00\uc2a4 \ubd84\ubb34 \ubc29\uc2dd\uc73c\ub85c \uc81c\uc870\ub429\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ubd84\ub9d0 \ud06c\uae30 \ubd84\ud3ec\uc640 \ud615\ud0dc\ub97c \uc5c4\uaca9\ud558\uac8c \uc81c\uc5b4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \uc5b4\ub5a4 \uc6a9\ub3c4\ub85c \uc0ac\uc6a9\ub418\ub098\uc694?<\/strong><\/p>\n\n\n\n<p>\uc628\ub3c4 \ubcc0\ud654\uc5d0 \ub530\ub77c \uce58\uc218 \uc548\uc815\uc131\uacfc \uc815\ubc00 \uacf5\ucc28\ub97c \uc720\uc9c0\ud574\uc57c \ud558\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uad11\ud559, \uc804\uc790, \ud56d\uacf5\uc6b0\uc8fc \ubd80\ud488, \uc815\ubc00 \uae30\uae30, \uc530, \uae30\ud310 \ub4f1\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\uc778\ubc14 \ud30c\uc6b0\ub354\uc758 \uc8fc\uc694 \ud2b9\uc131\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>1.2 &#8211; 1.8 x10-6\/\u00b0C\uc758 \uc5f4\ud33d\ucc3d \uacc4\uc218<\/li>\n\n\n\n<li>\ub192\uc740 \uac15\ub3c4\uc640 \uac15\uc131<\/li>\n\n\n\n<li>\ub0b4\uc2dd\uc131<\/li>\n\n\n\n<li>\uc6b0\uc218\ud55c \uc804\ub3c4\uc131 \ubc0f \uc6a9\uc811\uc131<\/li>\n\n\n\n<li>\ub113\uc740 \uc628\ub3c4 \ubc94\uc704\uc5d0\uc11c \uc548\uc815\uc801<\/li>\n<\/ul>\n\n\n\n<p><strong>\uc778\ubc14 \ud30c\uc6b0\ub354\uc5d0\ub294 \uc5b4\ub5a4 \uae30\uc900\uc774 \uc801\uc6a9\ub418\ub098\uc694?<\/strong><\/p>\n\n\n\n<p>ASTM F3061 \ubc0f DIN 1.3912\ub294 \uc530 \ubc0f \uc815\ubc00 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc0ac\uc6a9\ub418\ub294 36% \ub2c8\ucf08 \uc800\ud33d\ucc3d \uc778\ubc14 \ud569\uae08\uc758 \ud654\ud559 \uc131\ubd84\uc744 \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \ub2e4\ub978 \uc800\ud33d\ucc3d \ud569\uae08\uacfc \ube44\uad50\ud588\uc744 \ub54c \uc5b4\ub5a4 \ucc28\uc774\uac00 \uc788\ub098\uc694?<\/strong><\/p>\n\n\n\n<p>Invar\ub294 \uc77c\ubc18\uc801\uc778 \ud569\uae08 \uc911 CTE\uac00 \uac00\uc7a5 \ub0ae\uc2b5\ub2c8\ub2e4. \ucf54\ubc14\ub974\uc640 \ud569\uae08 46\uc740 \ub354 \uc800\ub834\ud55c \ub300\uccb4\uc7ac\ub97c \uc81c\uacf5\ud558\uc9c0\ub9cc \uc5f4 \uc548\uc815\uc131\uc774 \ub2e4\uc18c \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4. \uc288\ud37c \uc778\ubc14\ub294 CTE\uac00 \ub9e4\uc6b0 \ub0ae\uc9c0\ub9cc \ub354 \ube44\uc2f8\uace0 \uc0ac\uc6a9 \uac00\ub2a5\ud55c \uc591\uc774 \uc801\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\uc5b4\ub5a4 \uc785\uc790 \ud06c\uae30\uc640 \ub4f1\uae09\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub098\uc694?<\/strong><\/p>\n\n\n\n<p>Invar \ud30c\uc6b0\ub354\ub294 10~150\ubbf8\ud06c\ub860\uc758 \ud06c\uae30 \ubc94\uc704\ub85c \uacf5\uae09\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \ub2c8\ucf08 \ud568\ub7c9\uc740 36%(Invar 36)\uc640 38%(Invar 38)\uc785\ub2c8\ub2e4. \ub2c8\ucf08 \ud568\ub7c9\uc774 \ub192\uc744\uc218\ub85d \ud33d\ucc3d\uc774 \uc801\uc2b5\ub2c8\ub2e4. \ub9de\ucda4\ud615 \ud569\uae08\ub3c4 \uc0dd\uc0b0\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\uc778\ubc14 \ud30c\uc6b0\ub354\ub294 \uc5b4\ub5bb\uac8c \ucde8\uae09\ud558\uace0 \ubcf4\uad00\ud574\uc57c \ud558\ub098\uc694?<\/strong><\/p>\n\n\n\n<p><a href=\"https:\/\/en.wikipedia.org\/wiki\/3D_printing_processes\" target=\"_blank\" rel=\"noreferrer noopener\">\ub354 \ub9ce\uc740 3D \ud504\ub9b0\ud305 \ud504\ub85c\uc138\uc2a4 \uc54c\uc544\ubcf4\uae30<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Overview Invar powder is a nickel-iron alloy powder composed of iron and nickel in proportions that result in an extremely low coefficient of thermal expansion. The name &#8220;invar&#8221; comes from the word &#8220;invariable&#8221;, referring to its stable dimensions and resistance to thermal expansion and contraction. Invar powder has become an important material in applications requiring [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","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":""},"categories":[1],"tags":[],"post_folder":[],"class_list":["post-5350","post","type-post","status-publish","format-standard","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/posts\/5350","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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/comments?post=5350"}],"version-history":[{"count":1,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/posts\/5350\/revisions"}],"predecessor-version":[{"id":5351,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/posts\/5350\/revisions\/5351"}],"wp:attachment":[{"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/media?parent=5350"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/categories?post=5350"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/tags?post=5350"},{"taxonomy":"post_folder","embeddable":true,"href":"https:\/\/am-material.com\/ko\/wp-json\/wp\/v2\/post_folder?post=5350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}