BROWN FUSED ALUMINA CHINA
Brown fused alumina,is also known as brown corundum,brown aluminum oxide and brown electrocorundum etc.
Its main raw material is bauxite,compare wite white fused alumina,it is better on toughness,but a little lower on hardness.
Zhengzhou haixu abrasives co.,ltd,a leading manufacturer and exporter of garnet sand,has been producing and exporting brown fused alumina more than 20years.
About our brown fused alumina,we produce 5 grades,but mainly is the A Grade brown fused alumina.
Our 5 grades brown fused alumina separately own the following purity:
1st grade–95% Al2O3
2nd grade–85-92% Al2O3
3rd grade–70-80 Al2O3
4th grade–60-70% Al2O3
5th grade–45-60% Al2O3
For 1st grade,we mainly produce the following sizes:
| 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 F1000 |
| 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 #2500 |
| 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 P2500 P3000 |
| W | W63 W50 W40 W28 W20 W14 W10 W7 W5 W3.5 |
| TOCT | 4# 3# M28 M20 M14 M10 M7 M5 |
For 2nd-5st grades,we only produce the macrogrits,no micropowder:
| FEPA | F12 F14 F16 F20 F22 F24 F30 F36 F40 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180 F220 |
| JIS | #12 #14 #16 #20 #24 #30 #36 #46 #54 #60 #70 #80 #90 #100 #120 #150 #180 #220 |