Versatile Ceramic Alumina Powder for Abrasives

Alumina powder

Alumina powder is a white powder in appearance, uniform particle size, low water storage and stable chemical properties. This product is used as a raw material for high-alumina refractories, ceramic devices, automotive spark plugs and polishing and grinding products, and is the basis for the production of high-alumina amorphous refractories This material is a high-quality filler to enhance the performance of refractory products.

Main Standards And Characteristics

● Chemical Substance: alumina (α - AL203)/high-temperature micro powder.
● Product Status: White powder.
● Packaging: 25kg woven bag, 1000kg large bag.
● Main Features of The Product: It appears as a white powder, with uniform particle size, low water storage capacity, and stable chemical properties.
● Application Scope: Raw materials for high alumina refractory materials, ceramic devices, spark plugs for automobiles, and polishing and grinding products. It is the basic material for producing high alumina amorphous refractory materials and a high-quality filler to enhance the performance of refractory products.

Quality Index

Product Application

Bonded Abrasives

Primary Applications: Grinding wheels, cutoff wheels, honing stones, sharpening stones

Performance Benefits:

• Strong bond retention in vitrified, resinoid, and rubber bonds

• Consistent performance across wet and dry grinding applications

• Reduced wheel loading when processing ferrous and non-ferrous metals

• Excellent thermal shock resistance in high-speed grinding operations

Recommended Grades:

• Coarse to Medium grades for snagging and precision grinding

• Fine grades for tool sharpening and finishing operations

Coated Abrasives

Primary Applications: Sandpaper, abrasive belts, discs, sheets, rolls

Performance Benefits:

• Excellent adhesion to cloth, paper, and fiber backings

• Uniform coating distribution for consistent surface finish

• Minimal shedding during use

• Suitable for both manual and automated sanding operations

Recommended Grades:

• Full range from Coarse to Super Fine for progressive finishing

Lapping & Polishing Compounds

Primary Applications: Precision lapping, polishing pastes, slurry compounds

Performance Benefits:

• Controlled particle size distribution for predictable surface finishes

• Chemical compatibility with common carrier fluids and additives

• Fast cutting action with fine surface finish capability

• Minimal embedded particles in workpiece surface

Recommended Grades:

• Fine and Super Fine grades for precision finishing

Blast Media & Surface Preparation

Primary Applications: Sandblasting, surface cleaning, etching, deburring

Performance Benefits:

• High recyclability compared to conventional sand

• Consistent angularity for uniform surface profiles

• Low dust generation

• Suitable for delicate substrate cleaning