配方类型:

METALS

配方说明:

Spray for Wax Molds (U.S. Patent 2,701,902)

配方组成:

Soap/3.6 g
15% Colloidal Silica Solution/30.0 cc
Flint Powder (200 Mesh)/1400.0 g
Water/450.0 cc
Sodium Silicate Solution/225.0 cc

配制方法: