Web24 sep. 2012 · They have sometimes been explained in the past as caused by the grain of wood used as a pattern for the mould—an explanation which neither accords well with their actual appearance as seen on many ingots nor with a variety of technical evidence now available which leads to the almost certain conclusion that the moulds were made of … WebAre you planning to make your own molds out of these materials, or have them made for you? Both these materials are commonly used for ingot molds. Permanent mold casting of parts can be done, but it's not as economical as normal sand or investment molds, that's why it's fairly rare in industry.
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Ingot Molds For Pouring Precious Metals PMC Supplies
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