{"id":10424,"date":"2026-08-21T09:44:06","date_gmt":"2026-08-21T01:44:06","guid":{"rendered":"https:\/\/am-material.com\/?p=10424"},"modified":"2026-07-22T10:14:43","modified_gmt":"2026-07-22T02:14:43","slug":"how-to-source-high-quality-c18150-copper-chromium-zirconium-powder-for-industrial-am","status":"publish","type":"post","link":"https:\/\/am-material.com\/tr\/news\/how-to-source-high-quality-c18150-copper-chromium-zirconium-powder-for-industrial-am\/","title":{"rendered":"End\u00fcstriyel Katmanl\u0131 \u00dcretim (AM) i\u00e7in Y\u00fcksek Kaliteli C18150 Bak\u0131r-Krom-Zirkonyum Tozunun Kayna\u011f\u0131 Nas\u0131l Bulunur?"},"content":{"rendered":"

H\u0131zl\u0131 Cevap<\/h2>\n\n\n\n

C18150 bak\u0131r-krom-zirkonyum tozu<\/strong> ku\u015fuksal bir Cu-Cr-Zr \u00e7\u00f6kelmeyle sertle\u015fen ala\u015f\u0131m hammaddesidir (UNS C18150, nominal 0,5-1,5% Cr, 0,05-0,25% Zr, geri kalan\u0131 Cu) olup, y\u00fcksek s\u0131cakl\u0131kta y\u00fcksek elektriksel ve termal iletkenli\u011fi kullan\u0131\u015fl\u0131 mukavemetle birle\u015ftirmesi gereken bile\u015fenlerin \u00fcretimi i\u00e7in lazer toz yatak f\u00fczyonu, y\u00f6nlendirilmi\u015f enerji biriktirme ve toz metalurjisinde kullan\u0131l\u0131r. \u00c7\u00f6zelti i\u015flemi ve ya\u015fland\u0131rma i\u015flemlerinden sonra ala\u015f\u0131m, 75-85% IACS elektrik iletkenli\u011fi, 320-330 W\/m*K \u0131s\u0131 iletkenli\u011fi, 450-540 MPa \u00e7ekme mukavemeti ve yakla\u015f\u0131k 500 \u00b0C\u2019ye kadar yumu\u015fama direnci sunar; bu kombinasyona hi\u00e7bir saf bak\u0131r veya pirin\u00e7 yakla\u015famaz. End\u00fcstriyel AM i\u00e7in tedarik yapan al\u0131c\u0131lar, d\u00f6rt kalite fakt\u00f6r\u00fcne \u00f6ncelik vermelidir: dar Cr ve Zr aral\u0131klar\u0131 i\u00e7inde tutulan kimyasal bile\u015fim (her iki element de ya\u015fland\u0131rma sonras\u0131 mukavemet ve iletkenli\u011fi do\u011frudan kontrol eder), 0,05 wt%'nin alt\u0131ndaki d\u00fc\u015f\u00fck oksijen i\u00e7eri\u011fi (oksit filmleri hem iletkenli\u011fi hem de LPBF erimesini bozdu\u011fu i\u00e7in kritik \u00f6neme sahiptir), s\u0131k\u0131 PSD kontrol\u00fc ile 'nin \u00fczerinde y\u00fcksek k\u00fcresellik (bak\u0131r\u0131n y\u00fcksek yans\u0131t\u0131c\u0131l\u0131\u011f\u0131 ve \u0131s\u0131 iletkenli\u011fi eriyik havuzlar\u0131n\u0131 zaten dengesiz hale getirdi\u011finden, toz tutarl\u0131l\u0131\u011f\u0131 \u00e7elikte oldu\u011fundan daha \u00f6nemlidir) ve t\u00fcm ala\u015f\u0131m elementleri ile oksijeni bildiren parti sertifikalar\u0131. Standart kesim boyutlar\u0131 LPBF i\u00e7in 15-53 mikron ve DED i\u00e7in 45-106 mikrondur; \u00fcretim standard\u0131 olarak inert gaz alt\u0131nda gaz atomizasyonu kullan\u0131l\u0131r. Bask\u0131l\u0131 par\u00e7alar\u0131n nihai \u00f6zelliklerini kazanabilmesi i\u00e7in 950-1000 \u00b0C'de \u00e7\u00f6zelti tavlamas\u0131na ve ard\u0131ndan 450-500 \u00b0C'de ya\u015fland\u0131rmaya tabi tutulmas\u0131 beklenir.<\/p>\n\n\n\n

End\u00fcstriyel Kullan\u0131m Ama\u00e7l\u0131 C18150 Bak\u0131r-Krom-Zirkonyum Tozu Nedir?<\/h2>\n\n\n\n

C18150 bak\u0131r-krom-zirkonyum tozu<\/strong> Bu, \u015fimdiye kadar geli\u015ftirilmi\u015f en ba\u015far\u0131l\u0131 y\u00fcksek iletkenlikli bak\u0131r ala\u015f\u0131mlar\u0131ndan birinin katmanl\u0131 \u00fcretim ve toz metalurjisi formudur. UNS C18150 olarak standartla\u015ft\u0131r\u0131lm\u0131\u015f ve yayg\u0131n olarak CuCrZr veya CuCr1Zr olarak bilinen bu ala\u015f\u0131m, bu ala\u015f\u0131m, \u00e7\u00f6kelmeyle sertle\u015fen bak\u0131r ailesine aittir: neredeyse saf bir bak\u0131r matris \u00fczerine, ya\u015fland\u0131rma s\u0131ras\u0131nda ince \u00e7\u00f6kelti olu\u015fturan ve bak\u0131r\u0131n iletkenli\u011finden sadece \u00e7ok az bir k\u0131sm\u0131n\u0131 feda ederek mukavemeti ve \u0131s\u0131 direncini art\u0131ran, dikkatle kontrol edilmi\u015f az miktarda krom ve zirkonyum ilavesi i\u00e7erir. D\u00f6vme haliyle, on y\u0131llard\u0131r diren\u00e7 kayna\u011f\u0131 elektrotlar\u0131nda, ind\u00fcksiyon \u0131s\u0131tma bobinlerinde, s\u00fcrekli d\u00f6k\u00fcm kal\u0131plar\u0131nda ve en zorlu g\u00f6revinde ise s\u0131v\u0131 roket motoru yanma odas\u0131 astarlar\u0131nda kullan\u0131lmaktad\u0131r.<\/p>\n\n\n\n

\u015eu ailenin i\u00e7inde bak\u0131r ala\u015f\u0131m\u0131 tozlar\u0131<\/a> Katmanl\u0131 imalat i\u00e7in kullan\u0131labilen C18150, y\u00fcksek iletkenli\u011fe sahip yap\u0131sal malzemeler aras\u0131nda yer almaktad\u0131r. Saf bak\u0131r tozlar\u0131 maksimum iletkenlik sunar ancak mukavemet veya yumu\u015fama direnci neredeyse hi\u00e7 yoktur; pirin\u00e7 ve bronzlar ise bak\u0131r\u0131n iletkenli\u011finin \u00e7ok k\u00fc\u00e7\u00fck bir k\u0131sm\u0131nda mukavemet sa\u011flar; GRCop ala\u015f\u0131mlar\u0131 ise \u00f6nemli bir maliyet art\u0131\u015f\u0131 kar\u015f\u0131l\u0131\u011f\u0131nda s\u0131cakl\u0131k dayan\u0131m\u0131n\u0131 y\u00fckseltir. C18150 ise bu \u00f6zelliklerin ortas\u0131nda yer al\u0131r: iletkenlik, mukavemet, termal yorulma direnci ve i\u015flenebilirlik aras\u0131nda mevcut en iyi dengeyi sunar; bu nedenle end\u00fcstriyel metal katmanl\u0131 imalat i\u00e7in standart bak\u0131r ala\u015f\u0131m\u0131 haline gelmi\u015ftir.<\/p>\n\n\n\n

C18150 tozuna y\u00f6nelik end\u00fcstriyel talebi art\u0131ran maddi avantajlar \u015funlard\u0131r:<\/p>\n\n\n\n