Great Tabular alumina -320mesh Description:A dense refractory material, our tabular alumina is a well-sintered, crystalline alpha alumina used as both a refractory aggregate and as fines addition to the matrix.Tabular Alumina is a pure sintered α-alumina materials that has been fully densified by rapid-sintering without the use of sintering aids at temperature in excess 1900°c.It has characteristic large, well developed hexagonal tablet shaped α-alumina crystals of up to 200μm length.Features:1. low open porosity and large crystals with closed spherical pores2. high refractoriness, high mechanical strength and abrasion resistance3. good chemical purity, excellent dielectric properties and good resistance against acid and alkali corrosion.Application:It is used in a variety of industries such as steel, foundry, petrochemical, ceramic and incineration.Other common applications include its use in electrical insulators, kiln furniture and as a catalyst support.Specification:*Al2O3 of TA: 99%min .*pure sintered alumina materials .*high refractoriness. *high chemical resistance.
