high refractoriness rust cleaning emery white alumina superhard grinding material Product name:micro powder of white fused alumina Specification: W20 ...
good toughness high strength charging material for electric furnace tabular corundum Electric furnace lining Product name: tabular alumina specificati...
abrasive material grinding apparatus cutting disk artificial abrasive Industrial derusting brown adamantine spar Product name: section sand of brown ....
red alumina ceramics ignition head alumina content 95% high use times electronics chemical industry product name:red alumina ceramic head Introduction ...