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Fire Assay Cupel

Fire Assay Cupel
are typically made from magnesia MgO (sometimes mistakenly referred to as magnesite), bone ash, Portland cement and other materials. Typical cupellation furnace temperatures in gold and silver assays ...

Crucible Mixer

Crucible Mixer
Crucible mixer is mainly used to mix fusion sample and flux during fire assay process. Fusion sample and flux need be poured into crucibles at first. Then crucibles can be put in crucible mixer. ...
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