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Keywords"sodium borate"ļ¼total 1 records
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how to melt gold with sodium borate or borax by induction heater
Borax (sodium borate) will increase gold melting speed, gold become boiling after adding borax, the black material is borax.Borax wont mix with gold, theyll peel off in the water
Dateļ¼2018/11/04
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