Calcine Alumina

Grade S 300 99 Calcine Alumina : for other grades, kindly mail us, we shall forward a product data sheet. The S300 sample is currently used by our client its subsidiaries based in South America and Europe for variety of applications. TECHNICAL DATA ON THE CERAMIC Grade ALUMINA Properties LOI ( at 1000? C ): 0.2 to 0.4 max. % Water Absorption :18.5 ? 21.0 g/100g PH of as is alumina ( 20% w/v slurry ) : 9.4 to 9.8 LBD / PBD: 1.0 ? 1.1 / 1.4 to 1. 45 g/cc SFD ( of SMB ): 130 to 145 mm Viscosity (FC-4 cup) (of SMB with 22% water): 85 to 105 sec IST / FST ( SMB with 22% water): 110-135 min Ceramic Properties: GD ( at 7500 psi ): 2.20 to 2.30 g/cc FD ( at 1600 oc/2b ) : 3.40 to 3.44 g/cc L Shrinkage: 10.7 to 12.8 % App. Porosity : 10.5 to 10.7 % ADDITIONAL TECHNICAL NOTES ON QUALITY OF TECHNICAL PRODUCT Na2O Content : 0.2 to 0.4 Particle size distribution : Wide & monomodal in nature. Avg Particle Size (d50) : 2.5 to 4.0 microns Retention on 325 mesh 45 um: Nil Retention on 500 mesh 25 um: 3 % max Specific surface area : 0.9 to 1.2 m2 / g. Al2O3 : 99.0 min SiO2 : 0.025 to 0.035 TiO2 : 0.01 to 0.02 P2O5 : 0.002 to 0.003 V205 : 0.006 to 0.01