The scrapped circuit boards from electronic products and 3C products can be stripped off the precious metals such as gold, silver, platinum, palladium, copper, tin and others by using special processing technology, which includes tin stripping, baking, gold stripping, screening, crushing, stirring, filtering, etc. The environmentally friendly chemicals used does not contain highly toxic controlled substances like cyanide and harmful substances banned by the RoHS directive such as hexavalent chromium, no harmful gas is generated as well. The stripped precious metal called Silver Flake, it can be melted into Silver Bullion under temperature >961℃. Silver Bullion can be used as materials of electronics or silver accessories.more
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The scrapped circuit boards from electronic products and 3C products can be stripped off the precious metals such as gold, silver, platinum, palladium, copper, tin and others by using special processing technology, which includes tin stripping, baking, gold stripping, screening, crushing, stirring, filtering, etc. The environmentally friendly chemicals used does not contain highly toxic controlled substances like cyanide and harmful substances banned by the RoHS directive such as hexavalent chromium, no harmful gas is generated as well. The stripped precious metal called Silver Flake, it can be melted into Silver Bullion under temperature >961℃. Silver Bullion can be used as materials of electronics or silver accessories.
