Анти-зачистки высокого глинозема огнеупорный кирпич

1.Raw material: super fine bauxite chamotte and composite with zirconia2.Highlight:1). Excellent anti strip performance.2).Imporved the product's erosion-resisting characteristics as including the zirconia material, meantime have the resistant erosions of potassium , sodium, sulfur, chlorine, and basic salts, etc products. 3). Low thermal conductivity.4). enough fine resistant thermal shock stability and thermostability performance.5). Fine mechanical strength and resistant friction performance.6).Suitable refractoriness under load used for hitching the surface of kilns, and long working life.7). ISO 9001:2000 Certificate.3.Properties:ITEM No.:HXKBL-70 Properties Al2O3 % ≥70% cold crushing strength ≥70MPa Apparent Porosity ≤23g/cm3 Permanent Linear Change on reheating(1550°C*2h) %0-0.4% Refractoriness under load at 0.2MPa ≥1530°C Thermal shock Stability Times (1100°C, cold water) ≥30 4. Application: Widely used in constructing the latter decomposition zone and transitional zone of the rotary cement kiln.