الوصف

The main shape: Triangle Oblique triangle Fan Cylinder Oblique Cylinder Rhombus Square Shape Conical shape Vshape Four-star shape Three -star shape Elliptical Grain shape Variety: Overweight rubbing coarse rubbing middle rubbing fine rubbing hyper fine smooth rubbing Granularity: *0# *0#*0# **0# **0# **0# **0# **0# W*0 W*0 W*0 W****0 Technical Parameter: 1. Bulk Density: &#***5;2.5g/cm3 2. Water Absorption: Smaller than 0.8% 3. Rattler Loss (testing under swirling flow polishing machine rotating speed **0r/m, operating 4 hours) Coarse rubbing&#***4;5% Middle rubbing&#***4;3% Fine rubbing&#***4;0.8% Hyper fine smooth rubbing&#***4;0.3%