Colour:100 The graphite crucible has good thermal stability, suitable for emergency heat or cold usage condition. Good corrosion resistance and impact resistance. Excellent acids resistance and alkalis resistance. The graphite crucible has good thermal conductivity properties,it can greatly shorten the melting time and saved energy. The ashes of graphite crucible is less than 0.1%,to ensure that the precious metal in the smelting is not contaminated. It can melt gold, silver, platinum and other precious metals and other alloys,with long service life. you can select the size you need, and the size you can find on the listing photo for gold and silver melting after the formation of gold and silver pieces can also be used as graphite crucible melting into non-ferrous metals, test analysis, as the ingot mold and other purposes Specification: Material: Graphite Type:(optional) 30g# 40g# 50g# 100g# 200g# 300g# 500g# Size: 30g Gold# Outside 24×16×14 mm/1×0.6×0.6inch Inside 18×10×10mm/0.7×0.4×0.4inch 40g Gold# Outside 25×24×12 mm/1×1×0.57inch Inside 20×18×7mm/0.8×0.7×0.3inch 50g Gold# Outside 30×24×12 mm/1.2×1×0.57inch Inside 24×18×8mm/1×0.7×0.3inch 100g Gold# Outside 55×37×20 mm/2.2×1.5×0.8inch Inside 45×14×10mm/1.87×0.6×0.4inch 200g Gold# Outside 60×50×20mm/2.4×2×0.8inch Inside 45×35×10mm/1.87×1.4×0.8inch 300g Gold# Outside 70×57×20 mm/2.8×2.2×0.8inch Inside 50×37×10mm/2×1.5×0.8inch 500g Gold# Outside 70×67×26 mm/2.8×2.6×1inch Inside 50×47×16mm/2×1.9×0.63inch Quantity: 1 PC Note: Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon. And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
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