发明名称 |
CERAMIC CORE FOR INVESTMENT CASTING AND METHOD FOR PREPARATION |
摘要 |
Ceramic Core for Investment Casting and Method for Preparation A fired ceramic core for use in aluminum investment casting, which will withstand steam autoclaving and which may be rendered water disruptible; comprising from about 20 to 50% by weight of one or more water soluble salts, together with inert ceramic fillers selected to meet desired thermoexpansion compatability for the shell with which said core is to be used; said core being vacuum impregnated with ethyl silicate and a cured phenolic resin. |
申请公布号 |
CA1328033(C) |
申请公布日期 |
1994.03.29 |
申请号 |
CA19880577766 |
申请日期 |
1988.09.19 |
申请人 |
INTERLAKE CORPORATION (THE) |
发明人 |
KELKAR, ANANT H.;CAPODICASA, FRANK A.;WEINSTEIN, JERRY G. |
分类号 |
B22C9/10;C04B35/48;C04B35/632;C04B35/634;C04B41/52 |
主分类号 |
B22C9/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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