Products

white corundum powder for buffing pads

White Corundum 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.

$1,400.00 $1,250.00 /MT

white corundum powder for buffing pads

      Description of goods white corundum powder
SizeFEPAF230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000
JIS#240 #280 #320 #360 #400# #500 #600 #700 #800 #1000 #1200 #1500 #2000 #2500 #3000 #4000 #6000 #8000 #10000
Chemical

Composition

Al2O399.70-99.0%
Fe2O30.04-0.10%
Na2O0.25-0.35%
Physical propertiesSpecfic Gravity3.95-3.97g/cm3
Bulk density1.75-1.95g/cm3
Mohs Hardness9.0
 

 

 

 

 

Applications

Bonded abrasives and Coated abrasives

Floor / Wall Laminates

Thermal Spraying (Plasma Spraying)

Lapping & Micro-blasting applications

Super Refractories, Ceramics and Tiles

Brake linings,polishing pads,buffing pads

Grinding,Blasting

Polishing pad,oilstone,grinding stone

Supplementary material of diamond tool manufacturing

Stone polishing wheels

Painting/Coating

PSD(PARTICLE SIZE DISTRIBUTION)—FEPA STANDARD

SizeD3(max,um)D50(um)D94(min,um)
F23082.053.0±3.034.0
F24070.044.5±2.028.0
F28059.036.5±1.522.0
F32049.029.2±1.516.5
F36040.022.8±1.512.0
F40032.017.3±1.08.0
F50025.012.8±1.05.0
F60019.09.3±1.03.0
F80014.06.5±1.02.0
F100010.04.5±0.81.0
F12007.03.0±0.51.0
F15005.02.0±0.40.8
F20003.51.2±0.30.5

PSD(PARTICLE SIZE DISTRIBUTION)—JIS STANDARD

SizeD0(max,um)D3(max,um)D50(um)D94(min,um)
JIS#24012710357.0±3.040
JIS#2801128748.0±3.033
JIS#320987440.0±2.527
JIS#360866635.0±2.023
JIS#400755830.0±2.020
JIS#500635025.0±2.016
JIS#600534120.0±1.513
JIS#700453717.0±1.511
JIS#800383114.0±1.0 9.0
JIS#1000322711.5±1.07.0
JIS#120027239.5±0.85.5
JIS#150023208.0±0.64.5
JIS#200019176.7±0.64.0
JIS#250016145.5±0.53.0
JIS#300013114.0±0.52.0
JIS#4000118.03.0±0.41.8
JIS#60008.05.02.0±0.40.8
JIS#80006.03.51.2±0.30.6

AVAILABLE SIZES

Fraction0-1mm 1-3mm 3-5mm 5-8mm…
Fine-100mesh -200mesh -320mesh…
MacrogritFEPAF8 F10 F12 F14 F16 F20 F22 F24 F30 F36 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180 F220
JIS #8 #10 #12 #14 #16 #20 #24 #30 #36 #46 #54 #60 #70 #80 #90 #100 #120 #150 #180 #220
 

 

Micropowder

 

M4# 3# M28 M20 M14 M10 M7 M5
JIS#240 #280 #320 #360 #400# #500 #600 #700 #800 #1000 #1200 #1500 #2000 #2500 #3000 #4000 #6000 #8000 #10000
 FEPAF230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000

PACKING

25kgs pvc bags+1mt big bag25kgs bags+pallet
                   25kgs pvc bags                        1mt big bag             25kgs pvc bags+1mt big bag             25kgs pvc bags+pallet

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