... requirements.Crush Rate≤3.0PSI7500,8600,12500Advantages of our MD 20/40 Ceramic Proppant Sand 1.Low Acid Solubility,High ... home and abroadAnnual Output(per year)210,000MTMain Specifications6/12mesh,20/40mesh,30/50mesh,40/70mesh,etcRoundness&Sphericity≥0.8Turbility(FTU ... )≤100 MD 20/40 Ceramic Proppant Sand Authoritative TestsAPI, ISO and Stim-Lab ...