WHAT IS BROWN ALUMINUM OXIDE?
Brown aluminum oxide is a normal brown color emery sand,made from calcined bauxite.
Brown aluminum oxide P36The chemical composition of brown aluminum oxide:
Al2O3:95%min
SiO2:1.0%max
Fe2O3:0.35%max
TiO2：1.7-3.4%
Physical properties:
Mohs Hardness:9.0 which is similiar to white aluminum oxide
Metling point:2050℃
Refractriness:1900℃
Specific Gravity:3.90g/cm3 min
Manufacturer–ZHENGZHOU HAIXU ABRASIVES CO.,LTD
The sizes that zhengzhou haixu abrasives co.,ltd manufacture:
| FEPA | F12 F14 F16 F20 F22 F24 F30 F36 F40 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180 F220 F230 F240 F280 F320 F360 F400 F500 F600 F800 |
| JIS | #12 #14 #16 #20 #24 #30 #36 #46 #54 #60 #70 #80 #90 #100 #120 #150 #180 #220 #240 #280 #320 #360 #400# #500 #600 #700 #800 #1000 #1200 #1500 #2000 |
| P | P12 P16 P20 P24 P30 P36 P40 P50 P60 P80 P100 P120 P150 P180 P220 P240 P280 P320 P360 P400 P500 P600 P800 P1000 P1200 P1500 P2000 |
| TOCT | 4# 3# M28 M20 M14 M10 M7 |