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A platform for research: civil engineering, architecture and urbanism
ALUMINUM ALLOY-CERAMIC COMPOSITE MATERIAL AND MANUFACTURING METHOD OF ALUMINUM ALLOY-CERAMIC COMPOSITE MATERIAL
PROBLEM TO BE SOLVED: To provide an aluminum alloy-ceramic composite material having high heat conductivity while having predetermined thermal expansibility and a manufacturing method suitable for manufacturing the aluminum alloy-ceramic composite material.SOLUTION: There is provided an aluminum alloy-ceramic composite material having a matrix consisting of Si:2.5-13 mass%, Mg:1-8 mass% and the balance Al with inevitable impurities and a plurality of SiC particles dispersed in the matrix, where the SiC particle has area percentage of 50-75%, circle equivalent particle diameter distribution of d10::25-100 μm, d50:75-200 μm and d90:130-320 μm and contains compound particles consisting of at least one element of Fe, Ti, Ni and V in the matrix and area percentage of a coagulation part with a diameter of 5 μm or more formed by the compound particles is 0.3-1.0%.SELECTED DRAWING: Figure 1
【課題】 所定の熱膨張率を有しつつ高い熱伝導率を有するアルミニウム合金−セラミックス複合材およびそのようなアルミニウム合金−セラミックス複合材を製造するために好適な製造方法を提供する。【解決手段】 Ｓｉ：２．５〜１３質量％、Ｍｇ：１〜８質量％、残部Ａｌおよび不可避不純物元素からなる基地と、前記基地中に分散した複数個のＳｉＣ粒子とを有し、前記ＳｉＣ粒子は、面積率が５０〜７５％であり、円相当粒径分布がｄ１０：２５〜１００μｍ、ｄ５０：７５〜２００μｍ、ｄ９０：１３０〜３２０μｍであり、Ｆｅ、Ｔｉ、ＮｉおよびVの元素のうち少なくも１つの元素からなる化合物粒子を前記基地中に有し、前記化合物粒子で形成される直径が５μｍ以上の凝集部の面積率は０．３〜１．０％である、アルミニウム合金−セラミックス複合材。【選択図】 図１
ALUMINUM ALLOY-CERAMIC COMPOSITE MATERIAL AND MANUFACTURING METHOD OF ALUMINUM ALLOY-CERAMIC COMPOSITE MATERIAL
PROBLEM TO BE SOLVED: To provide an aluminum alloy-ceramic composite material having high heat conductivity while having predetermined thermal expansibility and a manufacturing method suitable for manufacturing the aluminum alloy-ceramic composite material.SOLUTION: There is provided an aluminum alloy-ceramic composite material having a matrix consisting of Si:2.5-13 mass%, Mg:1-8 mass% and the balance Al with inevitable impurities and a plurality of SiC particles dispersed in the matrix, where the SiC particle has area percentage of 50-75%, circle equivalent particle diameter distribution of d10::25-100 μm, d50:75-200 μm and d90:130-320 μm and contains compound particles consisting of at least one element of Fe, Ti, Ni and V in the matrix and area percentage of a coagulation part with a diameter of 5 μm or more formed by the compound particles is 0.3-1.0%.SELECTED DRAWING: Figure 1
【課題】 所定の熱膨張率を有しつつ高い熱伝導率を有するアルミニウム合金−セラミックス複合材およびそのようなアルミニウム合金−セラミックス複合材を製造するために好適な製造方法を提供する。【解決手段】 Ｓｉ：２．５〜１３質量％、Ｍｇ：１〜８質量％、残部Ａｌおよび不可避不純物元素からなる基地と、前記基地中に分散した複数個のＳｉＣ粒子とを有し、前記ＳｉＣ粒子は、面積率が５０〜７５％であり、円相当粒径分布がｄ１０：２５〜１００μｍ、ｄ５０：７５〜２００μｍ、ｄ９０：１３０〜３２０μｍであり、Ｆｅ、Ｔｉ、ＮｉおよびVの元素のうち少なくも１つの元素からなる化合物粒子を前記基地中に有し、前記化合物粒子で形成される直径が５μｍ以上の凝集部の面積率は０．３〜１．０％である、アルミニウム合金−セラミックス複合材。【選択図】 図１
ALUMINUM ALLOY-CERAMIC COMPOSITE MATERIAL AND MANUFACTURING METHOD OF ALUMINUM ALLOY-CERAMIC COMPOSITE MATERIAL
アルミニウム合金−セラミックス複合材およびアルミニウム合金−セラミックス複合材の製造方法
ISHIZAWA TOSHITAKA (author) / YAMANE HIDEYA (author) / YOSHIZAWA AKIRA (author) / YAMAURA HIDEKI (author)
2017-08-31
Patent
Electronic Resource
Japanese
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