Zhengzhou Yulong Abrasive Co.,Ltd is one of the direct manufacturer of Brown Fused Alumina in China. Brown Fused Aluminum Oxide Grains are widely used in Blasting/Polishing Abrasives, Bonded Abrasives, Coated Abrasives & etc.
Physical Properties:
|
Color
|
True Density
|
Mohs Hardness
|
Primary Crystalline
|
Crystal Structure
|
|
Brown
|
3.9g/cm3
|
9.0
|
α- Al2O3
|
Hexagonal
|
Chemical Compostion:
|
Grit Size
|
Al2O3
|
TiO2
|
SiO2
|
Fe2O3
|
CaO
|
MgO
|
|
F4-F80
|
95-97%
|
2.0-3.0
|
1.0 Max.
|
0.15 Max.
|
0.35 Max.
|
0.50 Max.
|
|
F90-F150
|
94.5-96.5%
|
2.0-3.0
|
1.0 Max.
|
0.15 Max.
|
0.35 Max.
|
0.50 Max.
|
|
F180-F220
|
93.5-96%
|
2.0-3.0
|
1.0 Max.
|
0.15 Max.
|
0.35 Max.
|
0.50 Max.
|
|
Grit Size
|
Magnetic Contents
|
|||||
|
F10-F24
|
0.025 Max.
|
|||||
|
F30-F60
|
0.022 Max.
|
|||||
|
F70-F100
|
0.018 Max.
|
|||||
|
F120-F220
|
0.013 Max.
|
|||||
Packing Information:
A. 25kg small bag
B. 1000kg loose in big bag
C. 40 small bags in 1000kg big bag