配方类型:

METALS AND THEIR TREATMENT

配方说明:

Phosphating Electrical Steel (U.S. Patent 2,743,203)

配方组成:

Wetting Agent/1
Phosphoric Acid (85%)/31
Water/62
Aluminum Hydrate/1

配制方法:

Dip silicone-iron sheets in mixture, then drain and heat at 500'C.