... proppant 3. low-density high-strength proppant Ceramic Proppant is divided into 52Mpa, 69Mpa, 86Mpa,and 103Mpa three series, according to bulk ... density,Ceramic Proppant is divided into: low-density, medium density, high-density. Specifications ofCeramic ... mesh, 40-60 mesh, 40-70 mesh and so on . High grade ceramic proppant for oil and gas wells