Brown fused alumina is fused and crystallized under high temperature from a mixture of bauxite and other and other raw materials. It is characterized by its high hardness, good toughness and shape in size.
1.Physical and chemical properties:
Color: dark brown
Hardness (mohs): 9.0
True density (g/cm3): 3.90
Al2O3 95%min
Fe2O3 0.3% max
SiO2 1.5%.max
TiO2 3.0% max
Materials: Bauxite
2.Characteristics:
? High temperature resistance, corrosion resistance and high hardness
? Suitable for grinding and polishing
? Professional manufacture
? Competitive price
3.The size we manufacture:
? Abrasives grade
Grit size: 16#,20#,24#30#,36#,46#,54#,60#,80#,100#,120#,150#,180#,220#
Micropowder:240#,280#,320#,360#,400#,500#,600#,800#,1000#,1200#,1500#
2000#, 2500#, 3000#, 4000#
? Refractory grade:1-0mm,3-1mm,5-3mm,5-8mm -200mesh,-240mesh,-320mesh
4.Application:
? suitable for grinding metals of high-tensile strength
? grinding and polishing
? refractory materials
? precision casting, steel fire-resistant, chemical resistant