TIANJIN YINGHUA NEW MATERIAL TECH CO., LTD.  

Product Name: 95%, 99%, 99.5% Alumina/Al2O3/Corundum Ceramics Model NO.: Alumina Usage: Textile, Chemical Industry, Electron, Electrical Appliance, Construction, Hygienic Making Method: Machine Made Function: Thermostability, Thermal Insulation, Structral Style: Classical Theme: Industrial Technique: Dry Press, CIP, Hip, Cim Raw Material: Alumina Material: Ceramics Type: Industrial Trademark: yinghua Origin: China HS Code: 69010000 Product Description Alumina ceramic is more widely applied in industrial.For Alumina Ceramics, We would like to supply different purity products such as 95%Al2O3, 98%Al2O3, 99%Al2O3, 99.5Al2O3 and high purity (>99.9%Al2O3) Ceramics, etc. We can supply the ceramics products by kinds of forming process such as dry pressing, CIP(cold isostatic pressing), HIP(hot isostatic pressing), CIM(ceramics injection molding), gel-casting process, ceramic tape casting process, etc. For the ceramics products shape, we commonly supply single shape such as tube, rod, ring, plate, block, ball, etc, we also supply great complex shape product with great high precision. By high precision machining we can supply the min 0.001mm tolerance products. For the products size, we can supply from less than 1MM to several hundred big size product. For being characterized with excellent chemical and physical properties such as high hardness, high strength, high chemical and wear resistance, etc, Our ceramicsproducts is widely applied in machinery, electronic, petroleum, chemical, aviation, textile, precious apparatus and organic engineering, etc. ITEM123Al2O31(%)Chemical CompositionAl2O3Al2O3Al2O399.599952ColorIvoryIvoryWhite3(g/cm3)Density3.90 3.85 3.70 4(%)Water Absorption4.90 0 0 5Hardness Mohs9 9 8.8 6(Kg/mm2)Hardness Vickers1850 1600 1400 7(Gpa)Young's Modulus360 330 300 8(MPa)Bending Strength400 350 300 9(Mpa*M1/3)Fracture Toughness4.5 3.5 3.0 10(MPa)Compressive Strength2500 2250 2000 11(10-6/K)Expansion Coefficient7.5 7.5 7.5 12(W/mK)Thermal Conductivity30 25 20 13Dielectric Constant9.8 9.0 9.0 14(Ω·Cm)Volume Resistivity>1015>1015>1014