Customization: | Available |
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Natural Abrasive Type: | Natural Corundum |
Artificial Abrasive Type: | Corundum Abrasives |
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Chemical Composition
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AL2O3
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99.62%
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Fe2O3
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0.02%
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Na2O
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0.18%
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K2O
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0.01%
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SiO2
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0.07%
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CaO
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0.02%
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MgO
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0.01%
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L.I.O.
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0.05%
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Physics Properties: white corundum, white fused alumina
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Color
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White
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Crystal form
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Triangal crystal system
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Mohs hardness
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9.0-9.5
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Micro hardness
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2000-2200 kg/mm²
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Melting point
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2250ºC
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Maximum operating temperature
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1900ºC
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Specific Gravity
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3.95g/cm3
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Volume density
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3.6g/cm3
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Particle shape
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Angular
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F Grit Size
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Mean diameter in um
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Bulk Density(LPD) in g/cm3
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F8
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2460
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1.79-1.88
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F12
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2085
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1.78-1.88
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F14
|
1765
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1.77-1.86
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F16
|
1470
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1.75-1.85
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F20
|
1230
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1.74-1.85
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F22
|
1040
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1.73-1.84
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F24
|
885
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1.73-1.83
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F30
|
745
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1.73-1.82
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F36
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625
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1.72-1.82
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F40
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525
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1.71-1.81
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F46
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438
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1.70-1.80
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F54
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370
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1.68-1.79
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F60
|
310
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1.68-1.78
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F70
|
260
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1.63-1.73
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F80
|
218
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1.61-1.71
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F90
|
185
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1.59-1.69
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F100
|
154
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1.58-1.68
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F120
|
129
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1.55-1.62
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F150
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109
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15.2-1.61
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F180
|
82
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1.50-1.60
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F220
|
69
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1.48-1.58
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1.For Free grinding, such as glass industry.
2.For Friction products and abrasion resistance ground.
3.For Resin or ceramic bonded abrasive,such as grinding wheels,cutting off wheels.
4.For Refractory Raw material, Wear-resistant and fire-proof products.
5.For Grinding and polishing ,such as gringing stone, Grinding block, flap disc.
6.For Coated abrasives,such as abrasive paper,abrasive cloth,abrasive belt.
7.For Producing mold of precision casting and Grinding, lapping and polishing media.
Founded in 1996, Zhengzhou Xinli Wear-resistant Materials Co. Ltd. Is a professional integrative enterprise specializing in R&D, producing, and selling various wear-resistant materials, such as white corundum powder, alumina powder, green silicon carbide powder, brown corundum powder, etc. Xinli Wear-resistant Materials has completed inspection equipment and quality control system,and obtained ISO9001:2015 quality management system certification.