3 inch crucible is perfect for melting precious metals such as gold and silver.
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High purity graphite
With 99.9% high purity graphite and high density of 1.8-1.82 g/cm³, our crucible is less prone to impurities in the smelting process and can be used for melting high purity precious metals.
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Good Thermal Conductivity
This 3-inch small graphite crucible has excellent thermal conductivity, which can greatly reduce melting time and save energy.
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Reliable Quality
Our graphite furnaces are made with high quality technology and can be used up to 1300℃. High temperature casting is not easy to crack and has a long service life. Inverted slot design, easy to use.
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Stability
Compared with clay graphite crucibles, our high purity graphite crucibles remain stable when exposed to strong acids and bases, and are not easily corroded and oxidized.
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Wide Application
In metallurgy, foundry, machinery, chemical industry and other industrial sectors, graphite crucible is widely used for smelting non-ferrous metals such as gold, silver, copper, aluminum, lead, etc.
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Regular replacement
Graphite crucible is a perishable part, it is recommended that it needs to be replaced after long time use
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Customization is available
This 3 inch graphite crucible can be customized according to your requirements.