配方类型:

METALS AND THEIR TREATMENT

配方说明:

Foundry Core Wash (U.S. Patent 2,786,771)

配方组成:

Water/To make 100
Flake Graphite/46.5-65.0
Calcium Oxide/21-30
Soda Ash/1-5
Magnesium Oxide/2.6-4.0

配制方法: