Product Details:
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Raw Material: | Calcined Bauxite | Crushed: | Barmac |
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Grains: | Round | Abrasive Grain Sizes: | F12-240 |
Color: | Grey | Application: | Abrasives |
High Light: | Round Grains Brown Fused Alumina,Abrasives Brown Fused Alumina,95% Abrasive Raw Materials |
Barmac Crushed Brown Fused Alumina 95% for Bonded Industrial Abrasives
1. Brown Fused Alumina Descriptions
Brown fused alumina is produced from bauxite, charcoal, iron chip by being fused under high temperature in an electric arc furnace. It is characterized by high toughness and has a micro hardness of 2000-2200kg/mm2. The abrasive tools made by brown fused alumina are suitable for grinding carbon steel, normal alloy steel, malleable cast iron and hard bronze, etc. Brown fused alumina can also be used for making fine quality refractory etc.
2. Brown Fused Alumina Characteristics
a. High toughness
b. High crystallinity
c. Good linear flow performance
d. Weak adherence
e. No explosion while using
f. Direct manufacturer
3. Brown Fused Alumina Applications
Brown fused alumina is widely used as a raw material in many industries:
1. Due to its high toughness, it is recommended for use in grinding wheels, cutoff wheels, points, blasting abrasives, etc.
2. Due to its high toughness, is recommended for high performance grinding wheels.
3. Calcined BFA is heat treated in a rotary kiln at high temperatures and magnetic treated. These procedures guarantee low iron content and high toughness. It is recommended for high performance grinding wheels.
4. The special brown fused alumina is developed for high performance abrasive products. It is low titania content product, heat treated in a rotary kiln at high temperatures and magnetic treated. These procedures guarantee low iron content and excellent grit stability.
5. The semi friable brown fused alumina presents good toughness and excellent abrasion properties and is recommended for high performance bonded abrasives
4. Brown Fused Alumina Packing
Brown Fused Alumina BFA Packing:
1). 25 kg/bag, in bulk;
2). 25 kg/bag, 40 bags/big bag;
3). 25 kg/ bag, 40 bags/pallet;
4).As required.
5. Brown Fused Alumina Specifications
Tilting Furnace (Turn-over Furnace) Barmac Crushing
Items | Unit | Index | Typical | |
Chemical Composition | Al2O3 | % | 95%min | 95.56 |
SiO2 | % | 1.2max | 0.96 | |
Fe2O3 | % | 0.30max | 0.09 | |
TiO2 | % | 3.00max | 2.55 | |
Melting point | ℃ | 2050 | ||
Refractoriness | ℃ | 1980 | ||
True density | g/cm3 | 3.90min | ||
Mohs hardness | --- | 9.00min | ||
Refractory grain sizes | mm | 0-50, 0-1, 1-3, 3-5, 5-8 | ||
Fine powder | mesh | -80, 100, 150, 200, 325F | ||
Abrasives Grits | FEPA | 8, 14, 16, 20, 22,24, 30, 36, 40, 46, 60, 70, 80, 90, 100, 120, 150, 180, 220, 240 | ||
Fixed Furnace Barmac Crushing |
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Items | Unit | Index | Typical | |
Chemical Composition | Al2O3 | % | 95%min | 95.23 |
SiO2 | % | 1.5max | 1.28 | |
Fe2O3 | % | 0.30max | 0.17 | |
TiO2 | % | 3.00max | 2.62 | |
Melting point | ℃ | 2050 | ||
Refractoriness | ℃ | 1980 | ||
True density | g/cm3 | 3.90min | ||
Mohs hardness | --- | 9.00min | ||
Refractory grain sizes | mm | 0-50, 0-1, 1-3, 3-5, 5-8 | ||
Fine powder | mesh | -80, 100, 150, 200, 325F | ||
Abrasives Grits | FEPA | 8, 14, 16, 20, 22,24, 30, 36, 40, 46, 60, 70, 80, 90, 100, 120, 150, 180, 220, 240 |
Contact Person: Jason Chen
Tel: 86-18603794999