| Message: | Calcined Alumina Calcined alumina is made of high quality industrial alumina as raw material,Website:http://www.abrasivesupplier.com, adopts the new type of high temperature down-draft kiln and scientifically the calcination method of production, so it has good performance, less impurity content, high conversion rate and heat-conduction property. Chemical Composition(%)ItemsAl2O3Fe2O3SiO2Na2OSpec(%)99-99.70.02-0.040.03-0.150.03-0.25Physical Index:● Crystal Form: Alpha Alumina● pH：9.0 - 10.5● Specific Gravity: 3.95 g/cm3Application:● Widely used in refractory industry, ceramic industry, polishing industry , etc.● Suitable for glaze ceramics, engineering ceramics, ceramic insulation, wear-resisting ceramics.● Alumina is also used for electronic components, high temperature resistance porcelain, roller, textile porcelain pieces, circuit substrate, refractory materials, etc.● It also can meet the requirements of hot die casting, injection pressure, isostatic pressing, rolling film, stretch film, grouting. Size Available:325mesh, 500mesh, 5um, 3um, 2um, 1um, 0.5um, 0.3um..Other special spec. could be supplied as required. |
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