high purity alumina

The usage of high purity alumina: High purity alumina is widely used in manufacturing high voltage sodium lamps,ruby,sapphire,LED crystal growth,ceramic substrate,catalyzer carrier,fluorescent materials and abrasive materials. The character of high purity alumina Molecular formula:AL2O3 Molecular weight:102 Melting point:2050�� Apparent density:0.25-0.32g/cm3 High purity,ultrafine,uniform partical size distribution,colorless,odorless The usage of high purity alumina: High purity alumina is widely used in manufacturing high voltage sodium lamps,ruby,sapphire,LED crystal growth,ceramic substrate,catalyzer carrier,fluorescent materials and abrasive materials. Our high purity alumina is very suitable in manufacturing sapphire crystal growth and transparent ceramics.The quality obtain the consistent approval by the International market,like Russia.American,Europea.Korea,Japan,China and so on.