配方类型:

METALS AND THEIR TREATMENT

配方说明:

Copper Welding Rod (U.S. Patent 2,626,339)

配方组成:

Nickel/99
A flux coating for this is as follows
Charcoal/8.0
Limestone/40.0
Cryolite/55.0
Sodium Silicate/14.7
Copper/1

配制方法: