... ,40/70Mesh 2.High Fracture Conductivity 3.Oil Gas Fracturing Proppant (Ceramic Sand,Low,Middle,High Density) Product Name : ... Fracturing ProppantSynonym : Oil fracturing proppant ,ceramic sand,ceramic proppant,frac sandH.S.Code : 6914900000 1.Production Raw Material ... sand,glass balls,metal balls and other low-strength proppant in the alternative,the oil and gas production has ...