fire assay crucible

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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 Al2O3 content is greater than 45%, SiO2 is greater than 48%, the Fe2O3 is less than 1%. The working temperature can reach up 1500℃. They can be used for 3-5 times.

Other supplier products

	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 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 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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