White Fused Alumina Grits

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 α-Al2O3.

WHITE FUSED ALUMINA GRTIS

SIZES:F12 F14 F16 F20 F22 F24 F30 F36 F40 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180 F220

CHEMICAL COMPOSTION %

Items %
Al2O3≥99.5%
Na2O≤0.35%
Fe2O3≤0.06%
SiO2≤0.05%
CaO≤0.05%
MgO≤0.03%
K2O≤0.02%
LOI≤0.10%

PHYSICAL PROPERTIES(TYPICAL)

Specific Gravity≥3.90g/cm3
Mohs Hardness9.0
Bulk Density1.75-1.95g/cm3
Melting Point2250℃
Refractoriness2100℃

PSD(PARTICLE SIZE DISTRIBUTION)

Size1233 and 43, 4, and 5Q6max, %
W1, mm (mkm)Q1, %W2, mm (mkm)Q2max, %W3, mm (mkm)Q3min, %W4, mm (mkm)Q3+Q4min, %W5, mm (mkm)Q3+Q4+Q5min, %
F122,8002,00201,70451,40701,18*3
F142,3601,70201,40451,18701,00*3
F162,0001,40201,18451,0070(850)*3
F201,7001,18201,0045(850)70(710)*3
F221,4001,0020(850)45(710)70(600)*3
F241,180(850)25(710)45(600)65(500)*3
F301,000(710)25(600)45(500)65(425)*3
F36(850)0(600)25(500)45(425)65(355)*3
F40(710)0(500)30(425)40(355)65(300)*3
F46(600)0(425)30(355)40(300)65(250)*3
F54(500)0(355)30(300)40(250)65(212)*3
F60(425)0(300)30(250)40(212)65(180)*3
F70(355)0(250)25(212)40(180)65(150)*3
F80(300)0(212)25(180)40(150)65(125)*3
F90(250)0(180)20(150)40(125)65(106)*3
F100(212)0(150)20(125)40(106)65( 75)*3
F120(180)0(125)20(106)40( 90)65( 63)*3
F150(150)0(106)15( 75)40( 63)65( 45)*3
F180(125)0( 90)15( 75)*( 63)40( 53)65*
F220(106)0( 75)15( 63)*( 53)40( 45)60*

*– not regulated

W1,W2,W3,W4,W5 – cell size of 1,2,3,4 and 5 sieve in light
Q1,Q2,Q3 – rest of grinding material on sieves 1,2 and 3
Q3+Q4 – total rest of grinding material on sieves 3 and 4
Q3+Q4+Q5 – total rest of grinding material on sieves 3, 4 and 5
Q6 – rest of grinding material on pallet

MAIN APPLICATIONS

–Rrfractory

–Wet and dry blast media,grinding and polishing etc

–Bonded Abrasives and Coated abrasives

–Floor/Wall laminates,Wear-resistant

–Ceramic and Tiles,Ceramic filter plate,ceramic membrane etc

–Grinding wheels,Cup wheels,Whetstone,polishing pads etc

–Painting/Coating

PACKAGING

                25KGS PVC BAGS                     1MT BIG BAG       25KGS PVC BAGS+1MT BIG BAG               25KGS PVC BAGS+PALLET
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