... high conductivity, low acid solubility What is ceramic proppant used for?Ceramic proppant are the indispensable materials used in acid fracturing ... density:Light density, medium density and high density.2. by compression strength:52MPa (7500psi), 69MPa (10000psi), 86MPa (12500psi), 103MPa (15000psi). ... Road, CBD Zhengzhou, Henan, ChinaNo.08 hydraulic frac sand for oil and gas 30/50 low density