... Kungfu. This company specializes in manufacturing all kinds of ceramic proppant,. We have established rigorous and demanding procedures for ... Testing which helped this company winning prestigious ISO9001:2000 status.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 ...