Detailed Product Description Features: 1) Produced using PIM 2) Used in sand blasting, rust cleaning, coating engineering and detergency mechanism 3) Well used in oil drills, planes, ships, automobiles, bridges, build engineering, railroads, chemical industry, containers, power plants and other machinery4) Main technical parameters:a) HRA: 89-93b) Density: 14.4 - 15g/cbm.c) Transverse rupture ...