Brown corundum polishing powder       It is brown and features high toughness and anti-crushing capacity.It can bear high Pressure.It is suitable for making bonded and coated abrasive tools.wet or dry blasting sand,superprecision grinding and polishing,making high quality refractory materials and so on.It is also suitable for processing carbon steel,malleable cast iron,hard bronze and semi-conductor materials.

White corundum polishing powder         It is white and harder and more brittle than A .It features strong cutting force and steady chemical property and excellent insulation .It can be used for making bonded and coated abrasive tools,wet or dry blasting sand.It is suitable for super precision grinding and polishing of crystal and electronic industry and making hingh quality refractory materials.It is also suitable for proessing the materials with high hardness and tensile strength such as chilled steel ,alloy steel ,high-speed steel and high carbon steel .Meanwhile ,it can be used as catalyst carrier ,insulator and presicion casting sand ,etc.

GC corundum polishing powder      It is green and features high hardness,strong cutting force ,steady chemical property and good capacity of heat-transmission.It can be used for making bonded and coated abrasive tools ,free grinding and polishing .It is suitable for processing casting iron ,hard alloy ,tatium alloy ,high speed steel,etc .It can also lapping the nonmetallic materials such as glass ,ceramics ,stones ,agates and high jewelery ,as well as heating elements and heat energy elements ,etc .

Specification of the polishing powder granularity and scale of the sizes: