brown alumina grinding wheels, brown alumina
emery grinding wheel raw material brown fused alumina Description Brwo fused alumina introduce Brown fused alumina is made by high qualitybauxite as main material, fusing and purifying in a pouring lectricarc at a temperature of over 2200c, and made into different grain size through crystal, choosing, crashing, magnetic, separating, screening, washing and acid washing, etc. 2.For bake lining ...
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