White fused aluminum oxide al2o3 corundum for semiconductor polishing

White fused aluminum oxide al2o3 corundum for semiconductor polishing

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White fused aluminum oxide al2o3 corundum for semiconductor polishing

White fused alumina was made from the high quality alumina by melting above 2000 in the electric arc furnace and cooling. It is white with the main crystal phase alpha-Al2O3.

 White fused aluminum oxide al2o3 corundum for semiconductor polishing

FEPA standard micropowder particle size comparison table

SizeD3(um)D50(um)D94(um)
F2308253.0±3.034
F2407044.5±2.028
F2805936.5±1.522
F3204929.2±1.516.5
F3604022.8±1.512
F4003217.3±1.08
F5002512.8±1.05
F600199.3±1.03
F800146.5±1.02
F000104.5±0.81
F120073.0±0.51
F150052.0±0.40.8
F20003.51.2±0.30.5

JIS standard micropowder particle size comparison table

SizeD0D3D50D94
240#≤127≤10357±3.0≥40
280#≤112≤8748±3.0≥33
320#≤98≤7440±2.5≥27
360#≤86≤6635±2.0≥23
400#≤75≤5830±2.0≥20
500#≤63≤5025±2.0≥16
600#≤53≤4120±1.5≥13
700#≤45≤3717±1.5≥11
800#≤38≤3114±1.0≥9
1000#≤32≤2711.5±1.0≥7
1200#≤27≤239.5±0.8≥5.5
1500#≤23≤208±0.6≥4.5
2000#≤19≤176.7±0.64.0

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