... exploring more oil and gas. a little investment .much gain 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 of Ceramic Proppantare: 12-18 mesh, 12-20 mesh, 16-20 mesh ...