... High Fracture Conductivity 3.Oil,Gas 20/40 Mesh Fracturing Proppant (Low,Middle,High Density) Product Name : Fracturing ProppantSynonym : Oil fracturing proppant ,ceramic sand,ceramic proppant ... and sintered at high temperature, high temperature, high pressure, high strength, conductivity and strong ... 20 mesh,16/20 mesh,16/30 mesh,30/60 mesh,40/60 mesh,70/100 mesh etc4.Color : color:yellow,dark grey ...