化学配方数据库
配方类型: METALS AND THEIR TREATMENT
配方说明: Foundry Molding Mix (U.S.S.R. 106,866)
配方组成: Quartz Sand/To make 100
Graphite or Alum/1-2
Bitumen or Peat Wax/1.5-4.5
Water/0.5
Bentonite/2-5

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