Inert ceramic ball AI2О3 17-23, 25 mm

Be mainly used in the petroleum, chemical industry, fertilizers,natural gas, environmental protection and other industries. It plays a role of supporting and compacting the packing of the tower. Inert Ceramic ball are the most widely used support media in the world because of their excellent consistence and reliability. Products to these specifications are manufactured from very high quality chemical-porcelain clay materials, which has quite excellent stability, high mechanical strength and resistance to thermal shock, This makes them all ideal choice for support of all types of catalyst. Chemical compostion: Al2O3+SiO2 >92% Al2O3 17-23% Fe2O3 <1% MgO <0.5% K2O+Na2O +CaO <4% Other <1% Physical properties: Water absorption <0.5% Bulk density 1.35-1.4 g/cm3 Specific gravity 2.3-2.4 g/cm3 Free volume 40% Operation temp.(max) 1100℃ Moh’s hardness (scale) >6.5 Acid resistance >99.6% Alkali resistance >85% Crush strength >850 Kg/particle