配方类型:

METALS AND THEIR TREATMENT

配方说明:

Casting Shell Mold (U.S. Patent 2,881,082)

配方组成:

Talc/5.0
Split Hard Stearine Pitch/10.0
Grind to powder and mix with Quartz Sand (Dried & Cooled)/100.0
Sulfur/2.5

配制方法: