CHEMICAL,PROPERTIES AND PSD OF WHITE FUSED ALUMINA #280
White fused alumina is made from high purity aluminum oxide,and also called white aluminum oxide,white corundum,white electrocorundum,”WFA” ,”WA” for short.
Chemical of white fused alumina #280
Al2O3 ≥99.5%
Na2O ≤0.35%
Fe2O3 ≤0.06%
SiO2 ≤0.05%
Physical Properties of white fused alumina #280
Mohs Hardness 9.0
Bulk Density 1.75-1.95g/cm3
Melting Point 2250℃
Refractoriness 2100℃
PSD(Particle Size Distribution) of white fused alumina #280
STANDARD VALUE(um)
D0 ≤112
D3 ≤87
D50 48.0±3.0
D94 ≥33
Producer of white fused alumina #280—Zhengzhou Haixu abrasives co.,ltd
Sizes of white fused alumina haixu abrasives produce:
| Fepa | F12 F14 F16 F20 F22 F24 F30 F36 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180 F220 F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000 |
| JIS | #12 #14 #16 #20 #22 #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 #3000 #4000 #6000 #8000 |
| TOCT | 4# 3# M28 M20 M14 M10 M7 |
| W | W63 W50 W40 W28 W20 W14 W10 W7 W5 W3.5 W2.5 W1.5 W0.5 |
