... .High Fracture Conductivity 3.High,Middle,Low Density 30/50 Mesh Ceramic Sand for Oil and Gas ... high aluminum support agent fracturing Wells can improve the yield, 30-50%, still can prolong service life field. Products used ... (Size) : 20/40 mesh ; 30/50 mesh ; 40/70 meshOther special meshes can be made as per cliennt’s requirement ... mesh,12/20 mesh,16/20 mesh,16/30 mesh,30/60 mesh,40/60 mesh,70/100 mesh ...