Packing: 1 Mt Big Bag, 25 Kg Woven Bag, 25 Kg Paper Bag,
Delivery Lead Time:
Minimum Order: 5TONS
Certification:
Detailed Description:
black corundum alternate name lower aluminium corundum, in the electric arc furnace,the bauxite made by melting after an ash black crystalloid .it main ingredients is AL2O3.
Performance characteristics:
hard moderate
high toughness
high temperature resistant
thermal performance stable
bulk density 3.5g/cm3
density was highest use temperature is 1850 , melting point 2050 . The Mohs hardness is 9.
Use:
1 Free grinding, such as metal parts before plating bottom surface polishing.
3 lighting, plastic and hardware tools,ect.polishing ,is also used for sand blast. (rust removal , glass spray flowers).
4 Materials processing, manufacturing resin film cutting, angle grinding and coated abrasives.
5 Producing black corundum sand and powder is especially suitable for stainless steel workpiece polishing and oilstone, grinding paste manufacturing.
6 Black corundum sand is antiskid pavement material of choice
