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?? 1. Ceramic proppant of low density and high strength
?? 2. Ceramic proppant of medium density and high strength
?? 3. Ceramic proppant of high density and high strength
?? Oil and gas fields can choose proper ceramic proppant according to the depth and width of cracks
?? Mesh size：6/12, 8/16, 12/18, 12/20, 16/20, 16/30, 20/40, 30/50, 40/70
?? Strength stress ：52MPa（7500psi）、69MPa（10000psi）、86MPa（12500psi）、103MPa（15000psi）