... Fracture Conductivity 3.High,Middle,Low Density 30/50 Mesh Ceramic Sand for Oil and Gas Industry Product Name : Fracturing ProppantSynonym : Oil fracturing ... material,ceramic sintering,is a natural quartz sand,glass balls,metal balls and other low-strength proppant in the alternative,the oil ... 6/12 mesh,8/16 mesh,12/18 mesh,12/20 mesh,16/20 mesh,16/30 mesh,30/60 mesh,40/60 mesh,70/100 mesh etc4.Color ...