jewelry roll bag wholesale Welded welding machines, are you all used in processing gold and silver jewelry? What are the advantages?
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real 925 sterling silver wholesale price jewelry The water welding machine you said should be a machine that produces hydrogen and oxygen to welded with the method of electrolytic water. The flame temperature is very high, mainly used to process platinum. Machining gold and silver generally do not need it. Is the coal oxygen welding using liquefied petroleum and oxygen welding torch. The price is low, because the flame is carbon -containing, which will affect the toughness of platinum. The price of water welding machine is high, because the flame does not contain carbon, which does not affect the characteristics of platinum. Burning does not produce carbon dioxide, and the working environment is good.
wholesale jewelry dozen pack The water welding machine, the flame temperature is high, the flame does not contain carbon, it does not affect the characteristics of platinum, and the combustion does not produce carbon dioxide. Mainly used to process platinum jewelry. Most of the processing gold and silver are welded with coal oxygen.