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F24 F30 F36 F40 F46 F54
SEPPE ABRASIVE
2818010000
Product Description
Brown corundum is an artificial corundum made from bauxite, carbon material and iron scrap through high temperature electric melting in an electric arc furnace. It is a tough, hard material (Mohs hardness 9) with high strength, excellent wear and corrosion resistance and good thermal conductivity.
As a Polishing Grade product, it is specifically engineered for surface treatment applications including sandblasting, deburring, precision lapping, and mirror finishing. It is also suitable for grinding wheels, sandpaper, and refractory materials.
Specification
Purpore | Specification | Chemical composition(%) | Magnetic material content(%) | ||||
Al2O3 | Fe2O3 | SiO2 | TiO2 | ||||
Abrasive Grade | F | 4#-80# | 95.0 Min | 0.3 Max | 1.5 Max | 3.0 Max | 0.05 Max |
90#-150# | 94.0 Min | 0.03 Max | |||||
180#-240# | 93.0 Min | 0.02 Max | |||||
P | 8#-80# | 95.0Min | 0.2Max | 1.2Max | 3.0Max | 0.05Max | |
100#-150# | 94.0Min | 0.03Max | |||||
180#-220# | 93.0Min | 0.3Max | 1.5Max | 3.5Max | 0.02Max | ||
W | 230#-1200# | 92.5Min | 0.5Max | 1.8Max | 4.0Max | 0.02Max | |
Main application:Abrasives & Polishing
Brown Fused Alumina is an ideal material for surface treatment and precision finishing due to its high hardness (Mohs 9), toughness, and consistent particle shape.
Typical applications:
Sandblasting & Shot Blasting – Rust removal, surface preparation, deburring
Precision Lapping & Polishing – Mirror finishing of molds, dies, and metal parts
Coated Abrasives – Sandpaper, abrasive belts, discs
Bonded Abrasives – Grinding wheels, cut-off wheels, sharpening stones

Packing & Delivery
Packing: 25kg/bag(40bags) In 1.0MT Big Bag With Pallets or as your requirement.
Company Information
Founded in 2015 in China, SEPPE is the world's leading manufacturer of Aluminum Oxide materials in severe conditions - including sintered bauxite proppants, fused alumina, and bauxite materials - used in Ceramics & Refractories,Oil & Gas fracturing, Casting & Foundry, Blasting & Polishing, Abrasives & Grinding, more than hundreds of application worldwide. It's seamless global distribution network ensures smooth delivery of materials from SEPPE plants to all around the world.
Our Cooperation

Trade & Market
| Main Markets | Total Revenue(%) |
| North America | 40.00% |
| Domestic Market | 21.00% |
| Mid East | 10.00% |
| Southeast Asia | 10.00% |
| Africa | 9.00% |
| Eastern Asia | 5.00% |
| South Asia | 3.00% |
| South America | 2.00% |