Physical&Chemical Analysis of White Fused Alumina

White Fused Alumina for refractories 0-1-3-5-10mm

Physical Analysis Grit# MaximumSize Big Size Basic Size Mixed Size Small Size
0-1mm 0 7 3
1-3mm 0 5 3
3-5mm 0 6 2.5
5-10mm 0 5 4
Chemical Analysis SiO2 AL2O3 Fe2O3 Na2O
0-1mm 0.06 99.56 0.05 0.28
1-3mm 0.05 99.51 0.03 0.30
3-5mm 0.07 99.60 0.02 0.23
5-10mm 0.03 99.61 0.03 0.26

 

White Fused Alumina FEPA F Sizes for Bonded Abrasives and Sandblasting

 

Physical Analysis

Grit# Max Size Big Size Basic Size Mixed Size Small Size
F16 +2.00 +1.40 +1.18 +1.00 -0.85 AL2O3 99.51%
Standard 0% 0-20% 45-100% 70-100% 0-3% SIO2 0.05%
Sample 1 0 9 63 85 0.5 Na2O 0.31%
Sample 2 0 9 63 85 0.5 Fe2O3 0.03%
 

Physical Analysis

Grit# Max Size Big Size Basic Size Mixed Size Small Size
F24 +1.18 +0.85 +0.71 +0.60 -0.50 AL2O3 99.53%
Standard 0% 0-25% 45-100% 65-100% 0-3% SIO2 0.06%
Sample 1 0 18 61 80 0.5 Na2O 0.33%
Sample 2 0 17 62 80 0.5 Fe2O3 0.03%
 

Physical Analysis

Grit# Max Size Big Size Basic Size Mixed Size Small Size
F30 +1.00 +0.710 +0.600 +0.500 -0.425 AL2O3 99.42%
Standard 0% 0-25% 45-100% 65-100% 0-3% SIO2 0.05%
Sample 1 0 18 61 80 0.5 Na2O 0.32%
Sample 2 0 17 62 80 0.5 Fe2O3 0.04%
Physical Analysis Grit# Max Size Big Size Basic Size Mixed Size Small Size
F60 +0.425 +0.30 +0.25 +0.212 -0.18 AL2O3 99.44%
Standard 0% 0-30% 40-100% 65-100% 0-3% SIO2 0.04%
Sample 1 0 11 57 86 0.5 Na2O 0.30%
Sample 2 0 11 56 87 0.5 Fe2O3 0.03%
 

Physical Analysis

Grit# Max Size Big Size Basic Size Mixed Size Small Size
F120 +0.180 +0.125 +0.106 +0.090 -0.063 AL2O3 99.41%
Standard 0% 0-20% 40-100% 65-100% 0-3% SIO2 0.05%
Sample 1 0 15 65 83 0.5 Na2O 0.31%
Sample 2 0 16 64 82 0.5 Fe2O3 0.03%
Physical Analysis F320 D0 D3 Maximum D50 Medium D95 Smallest AL2O3 99.3%
Standard 0 52 32.8±1.5 19 SIO2 0.09%
Sample 1 0 39 32.5 13 Na2O 0.33%
Sample 2 0 39 33 14 Fe2O3 0.11%

 FEPA P Sizes for coated abrasives also available at request.