配方类型:

METALS AND THEIR TREATMENT

配方说明:

Foundry Mold Filler (U.S.S.R. 102,545)

配方组成:

Powdered Charcoal/5-10
Potassium Nitrate/5.5
Quartz Sand/To make 100
Sodium Nitrate/4.5

配制方法: