20 Years manufacturer Other Mechanical Parts G12 Export to Ottawa
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This short video clip shows how to recycle the scraps and offcuts that you collect daily from your bench. You can refine your gold and silver using this method. Most important to ensure the purity of the metal is to remove any iron filings with a rare earth magnet. Then you add potassium nitrate (saltpeter) and boric acid (boracic acid) powder to the metal scraps and filings. Prepare the plate ingot mold by heating it up and cover in a carbon layer so that the metal doesn’t stick to the ingot mold. Heat the silver and stir with a carbon rod into a uniform liquid before pouring the metal into the plate ingot. From the metal plate you can now roll it to the required thickness to make large rings, bangles or pendants such as used in this free tutorial on how to make a silver bell –