化学配方数据库
配方类型: METALS AND THEIR TREATMENT
配方说明: Foundry Mold Coating (U.S Patent 2,755,192)
配方组成: Water/To suit
Bentonite/3 lb. 6 oz.
Cork Dust/8 lb. 2 oz.
sodium Silicate (40 Be.)/3.5 qt.
Casein Glue/1 lb. 14 oz.

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