... ,Middle,Low Density 30/50 Mesh Ceramic Sand for Oil and Gas Industry Product Name : Fracturing ProppantSynonym : Oil fracturing proppant ,ceramic sand,ceramic proppant,frac sandH.S.Code : 6914900000 1 ... >0.85 5.Application : Fracturing proppant (ceramic sand) is a product of ceramic particles with high fracture strength,main used for oil field downhole support to ...