Customization: | Available |
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Certification: | ISO9001, ISO14001 |
Chemical Index: | Al2O3 95%Min. Sio2 1%Max. |
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White Fused Alumina(WFA) is also named as white aluminium oxide,it selects the industrial alumina powder as raw material,
melted in an electrical furnace under high temperature over 2000 degrees,then finally made into different grain size through different process of crushing and reshaping,magnetic separation,screening.It has the characteristics of dense texture,high hardness,high purity,good self-sharpness&grinding ability, small heating power,high efficiency,acid and alkali corrosion resistance, high temperature resistance and good thermal stability.
Using
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Specifications
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The main chemical components%
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Al2O3
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Fe2O3
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SiO2
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Na2O
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CaO
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Abrasives
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F
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F4-F80
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≥99
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≤0.25
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≤1.5
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≤0.25
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≤0.01
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F90-F150
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≥99
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F180-F240
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≥99
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P
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8#-80#
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≥99
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≤0.25
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≤1.2
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≤0.4
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≤0.01
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100#-150#
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≥99
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180-220#
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≥99
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Refractory
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size sand
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0-1mm
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≥99.5
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<0.3
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<1.5
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<3.0
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<3.5
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1-3mm
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3-5mm
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5-8mm
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powder
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200-0
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≥99
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<0.05
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<0.05
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<3.5
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<0.3
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325-0
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Physical Properties |
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Appearance |
Angular |
Color |
White |
Hardness |
MOH 9.0 2100-3000kgf/cm2 |
True Density |
≥3.90g/cm3 |
Basic Material |
a-Al2O3 |
Features
• Depending on processing: the grain shape is round or splintered
• High hardness of 9 (Mohs)
• Density of 3.95 g/cm³
• Chemically inert
• High chemical resistance
• Narrow grain size distribution
• Transparent performance in many binding systems
Item
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White fused alumina %
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Chemical
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Al2O3
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≥99.0
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Composition %
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Na2O
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≤0.4
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Fe2O3
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≤0.1
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SiO2
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≤0.15
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TiO2
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≤0.5
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Color
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White
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True Density
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>3.90g/cm3
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Packing
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25kg/bag or 1 ton/bag
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Particle size
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0-1-3-5-8mm, 180/200/325 mesh
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Used For Refractory
Used For Abrasives
1.For Resin or ceramic bonded abrasive,such as grinding wheels,cutting off wheels.
2.For Refractory Raw material, Wear-resistant and fire-proof products.
3.For Grinding and polishing ,such as gringing stone, Grinding block, flap disc.
4.For Coated abrasives,such as abrasive paper,abrasive cloth,abrasive belt.
5.For Producing mold of precision casting and Grinding, lapping and polishing media.
Our White fused alumina is produced according to ANSI, FEPA and JIS.
Technical Advantages
1. Professional in abrasives & refractory materials since 1985
2. Strict quality control system and Certificate
3. Reliable Pre-shipment Inspection
5. ISO 9001:2008 certified;
6. Owns proprietary intellectual property rights
7. Advanced equipment and superior technology
8. Various packing
9. Rich materials source
10.Fast delivery
11.Very near Qingdao Port and Tianjin Port
12.Superior service and Specialist team with quickest response
13.Different language service such as English, Russia, Spanish,Korea, Japanese, Portuguese and etc.
Why Choose Us?