Цирконий-корунд кирпич

Zirconia used of fused mullite, fused zirconia and zircon sand as the main raw material, adding high-performance powder, after mixing, drying, forming, firing at high temperature shuttle kiln made. The material is widely used in the glass bath, thermal storage tank, ceramic frit kiln, and chemical furnace lining and other equipment. Products, dimensions, physical and chemical indicators of useful life are up to customer requirements. Brand/Index Item Zircon brick AZS-60 AL2O3,% SiO2 % ≤32 Fe2O3 ,% ≤0.5 ZrO2 ,% ≥363 Bulk density g/cm3 ≥3.6 Apparent porosity% ≤22 Cold crushing strength MPa ≥90 Refractoriness under load degree(0.2MPa,0.6%) ≥1620 linear change after heating%(155degree × 2h) ±0.1 maximum service temperatur degredd 1620