Высокая стойкость огнеупорной кислота доказательство кирпич

refractoryAcid proof brick1. It is a kind of acid-proof product that takes many mine products with inorganic and nonmetal as raw material, makes of crashing, grinding , classification of the integrated grain separately, And then via molding and shaping by pressing , high temperature burning.Which possesses Good acid resistance ,Low apparent porosity ,Compact texture, well-controlled dimensions.2. It is used as working lining for anti erosion and acid proof pickling groove,acid storage tank,leaching tower,anti-erosion and acid proof floor,tubes and etc, Except hydrofluoric acid as the medium in chemical, petroleum, metallurgic, smelt, electric power, fertilizer, fiber, pharmacy, and alkaline system industries.3.Our products have being exported to the USA, Japan, Korea, Germany, United Kingdom, Taiwan and so on.4. Technical data:ItemPermitted resultsZ-1Z-2Z-3Z-4Water absorbability (A) % 0.2≤A<0.50.5≤A<2.02.0≤A<4.04.0≤A<5.0Bending strength MPa≥58.8≥39.2≥29.4≥19.6Acid-resistance %≥99.8≥99.8≥99.8≥99.7Thermal shock resistance100°C100°C130°C150°CAfter one test, no crack or scale are allowedChemical composition %Al2O3 ≥21SiO2≥67Fe2O3 ≤1.35. the packing of products:6. plant and equipment: