Fire Assay Cupel
The cupels are made of Magnesium Oxide, the Magnesium content is greater than 98.5%, and the lead absorption is greater than 80% of their own weight.
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| Fire Assay Flux | Fire assay fluxes according to customers' recipe, or our own specification. Gold free and silver free type are available The famous fire assay h... | |
| Fire Assay Cupel | Our fire assay cupel is made of Magnesium oxide, the MgO content is greater than 99%, the lead absorption can be more than 80 percent of its weight. | |
| fire assay crucible | Our fire assay crucibles are available in various models and sizes, such as 30g, 40g, 45g, 50g, 65g.These kind of crucibles are made of clay.The Al... | |
| Fire Assay Cupel | The cupels are made of Magnesium Oxide, the Magnesium content is greater than 98.5%, and the lead absorption is greater than 80% of their own weight. |
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