Product Description

High Purity Alumina Grinding Balls are made from ≥99.9% high-purity Al₂O₃ through advanced sintering processes. They exhibit high strength, low wear rate, excellent sphericity, and outstanding chemical stability.
The balls are white in appearance and available in sizes from 0.3–10 mm, with customized specifications upon request.

The RB-Q series includes RB-Q-1 and RB-Q-2, differentiated by purity and impurity levels, allowing them to meet application requirements in electronic materials, high-purity ceramic production, chemicals, pharmaceuticals, refractories, and advanced powder grinding environments.

Product Features

• High alumina purity (99.9%–99.99%), ideal for contamination-free grinding

• High strength and excellent wear resistance, ensuring long grinding cycles

• Outstanding sphericity, improving grinding efficiency and dispersion quality

• Stable chemical properties, resistant to acids and alkalis

• Wide size range (0.3–10 mm), customizable as needed

Applications

• Electronic & Ceramic Materials: Electronic ceramics, high-purity powder grinding, ceramic slurry processing

• Chemical & Magnetic Materials: Chemical raw materials, magnetic materials grinding and dispersion

• High-Purity and High-Hardness Materials: Technical ceramics, metal oxides, advanced material grinding

• Coatings, Inks & Specialty Cement: Fine grinding for coatings, inks, and specialty cements

• Pharmaceuticals, Refractories & Mining: Pharmaceutical intermediates, refractory materials, mineral processing

• Catalyst Support: High-purity grinding media for catalytic processes and carrier applications

Packaging & Storage

• Available in 25 kg bags or jumbo bags

• Moisture-proof inner liner

• Store in a dry environment, avoid moisture absorption

FAQS

Q: Does it support customized production?

A: Yes, particle size distribution, packaging and special indicators can be adjusted according to needs.

Q: How to pack and ship?

A: Moisture-proof woven bags or ton bags;Sea/air transportation, DDP, FOB,CIF and other trade terms are available.

Q: Can you provide samples?

A: Free samples of 1-2kg will be sent out within 3 working days.

Q: Do you guarantee safe and secure delivery of products?

A: Yes, we always use high quality export packaging. We also use specialized hazard packing for dangerous goods and validated cold storage shippers for temperature sensitive items. Specialist packaging and non-standard packing requirements may incur an additional charge.