... ,Middle,Low Density 30/50 Mesh Ceramic Sand for Oil and Gas Industry Product Name : Fracturing ProppantSynonym : Oil fracturing proppant ,ceramic sand,ceramic proppant,frac sandH.S ... requirement.Such as 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 : color:yellow ...