Ceramic Proppant/Oil Fracturing Proppant Following are the Detailed Spec of our Ceramic Proppants: Devided by Density: 1)Low Density Ceramic Proppant 2)Medium Density Ceramic Proppant 3)High Density Ceramic Proppant Devided By Anti-Crushing Strength 1) 52 Mpa (105KN) 2) 69 Mpa (140KN) 3) 86 Mpa (174KN) Welcome your inquiry and cooperations.[...]