配方类型:

METALS AND THEIR TREATMENT

配方说明:

Foundry Sand Core Coating (U.S. Patent 2,809,117)

配方组成:

Water/To make 30-35' Be. suspension
Calcium Oxide/35.5-36.5
Magnesium Chloride/9
Graphite/107-109
Magnesium Oxide/6-6.25

配制方法: