Brown Fused Alumina Abrasive F70-F220
URL: /brown-fused-alumina-f70-f220
This Brown Fused Alumina Abrasive in fine grit sizes F70 to F220 delivers exceptional precision grinding performance. With a Mohs hardness of ≥9.0 and a true density of ≥3.90 g/cm³, it is engineered for high-accuracy finishing operations. Produced by Shandong Xinfa Abrasives & Grinding Tools Co., Ltd., a company with 30+ years of experience since 1989.
Key Selling Points
- Fine grit precision: Grit sizes F70-F220 enable smooth, controlled material removal for finishing.
- Consistent hardness: Mohs ≥9.0 ensures uniform wear and reliable finishing results.
- High purity: Magnetic material ≤0.01% reduces contamination for high-quality surfaces.
- Thermal stability: Melting point 2050°C and refractoriness 1800°C for demanding conditions.
- Proven manufacturing: Produced in ISO9001 certified facility with annual capacity over 10,000 tons.
Technical Specifications
| Color | Dark Brown |
| Crystal System | Alpha-alumina trigonal system |
| Mohs Hardness | ≥9.0 |
| Melting Temperature | 2050°C |
| Refractory Temperature | 1800°C |
| True Density (g/cm²) | ≥3.90 |
| Magnetic Material | 0.01% |
| Grit No. | F70-F220 |
Models and Options
Available in grit sizes F70, F80, F90, F100, F120, F150, F180, F220 (fine range).
Materials and Structure
High-grade alumina fused into alpha-alumina trigonal crystal structure, processed to fine grits for precision applications.
Applications
Resinoid and vitrified grinding wheels for precision grinding, honing stones, and coated abrasives. Suitable for finishing operations in manufacturing.
Customization
Custom grit size distributions and packaging available upon request.
FAQ
Can you supply exact grit size curves?
Yes, we can adjust the particle size distribution to match your specifications.
Do you offer bulk packaging?
We provide 25kg bags, big bags, or according to your preference.
What is the lead time for F70-F220?
Lead time is subject to order quantity; please contact our sales team.
Is this product used for polishing?
Yes, fine grits are suitable for polishing and finishing applications.
How can I get a sample?
Samples can be provided upon request for testing.
Inquiry Information
Contact us at sales@xinfaabrasives.com or +86 13562923298 for orders and inquiries.
Image: brown-fused-alumina-f70-f220-powder.png
Alt: Brown fused alumina powder fine grit F70-F220
