Black Fused Alumina 180#

Our range of Black Fused Alumina 180#, also known as low aluminum corundum sand, iron ore powder, is a new classification after polishing material by the crushing equipment. To type and a water-Sanshui bauxite as raw material processed by the electric arc furnace cooling from high temperature smelting. Basic black corundum abrasive materials focus, cutting ability, toughness, hardness and softness, good wear resistance. High efficiency. It is not only used for stainless steel, metal products, optical glass, bamboo products, sandblasting, but also a new type of abrasive of manufacturing resin grinding wheels, cutting discs, emery cloth.

Grit size: 16#,20#,24#30#,36#,46#,54#,60#,80#,100#,120#,150#,180#,220# 240#

Specification:
Al2O3 78%
Fe2O3 5.0%
SiO2 9.0%
TIO2 1.5-3.0%
Ture density 3.61% hardness(mohs) 9