Wearable ceramic ball is widely applied in hydrogenation cracking, distillation of hydrogenating body, alkyl ,catalytic and reconstructive device and drying tower in refinery.Also used in callback of light oil in oilfield,treatment of various chemical drainage,translating stove in fertilizer factory,activated division equipment,hot air furnace and sulphuric acidic translater etc.Varieties and application of ceramic ball are as follows:Hole-opening ceramic ball :Catalytic carrier of high flux with low resistance .Porous ceramic ball, pillar :Catalyst for oil impurity filtering Heat-accumulating ceramic :Heat-accumulating packing of air unit The sizes of the three products mentioned above are as stated:?-2mm��?-4mm��?-6mm ?-10mm��?0-15mm�� ?5-20mm��?0-25mm�� ?5-30mm ?0-40mm�� ?0-60mm��?0-80mm It can be accepted as per user conditions