化学配方数据库
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

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