Glass blowing kit forge kit square tool ceramics tools smelting furnace ceramic tools jewelry soldering kit crucibles for melting metal sinker molds
Size information: the outside dimension is 50 x 50 x 50 mm and the inner is 40 x 40 x 45 mm, the capacity is about 1000 g gold or 500 g silver,
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Silver ingot-- this crucible has to acid and alkaline solution, and has excellent stability. Crucibles for melting metal-- the graphite crucible set
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