Ultra-Fine White Fused Alumina Powder with high purity (≥99.5% Al₂O₃) for precision polishing, lapping, and advanced ceramics. Ideal for optical glass, semiconductors, and high-tech applications. Available in customized micron sizes. Contact us for bulk orders and technical specifications!
Ultra-Fine White Fused Alumina Powder with high purity (≥99.5% Al₂O₃) for precision polishing, lapping, and advanced ceramics. Ideal for optical glass, semiconductors, and high-tech applications. Available in customized micron sizes. Contact us for bulk orders and technical specifications!
Superior performance in processing hard materials like metals, ceramics, and stones.
Improves the stability and durability of the product under thermal stress..
Reduces the risk of cracks and deformation in high-temperature environments.
Long-lasting performance in abrasive applications such as blasting and surface finishing.
| Parameter | Specification |
|---|---|
| Product Name | Ultra-Fine White Fused Alumina Powder for Precision Polishing |
| Chemical Formula | Al₂O₃ |
| Purity | ≥99.5% Al₂O₃ |
| Color | White |
| Mohs Hardness | 9.0 |
| Bulk Density | 1.75 – 1.95 g/cm³ |
| True Density | ≥3.95 g/cm³ |
| Melting Point | ≥2,050°C |
| Refractoriness | ≥1,850°C |
| Available Particle Sizes | D50: 0.5μm - 10μm (Custom Sizes Available) |
| Thermal Stability | Excellent |
| Chemical Stability | High resistance to acids & alkalis |
| Al₂O₃ Content | ≥99.5% |
| SiO₂ Content | ≤0.10% |
| Fe₂O₃ Content | ≤0.05% |
| Na₂O Content | ≤0.30% |
We can offer 1MT/25Kg Woven plastic bags, and 25Kg Paper bags.
Our Black Silicon Carbide is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
Founded in 2005, our company is a leading manufacturer of high-quality Silicon Carbide (SiC) and various types of fused alumina products. With nearly two decades of industry expertise, we have established a reputation for delivering durable and performance-driven materials for a wide range of applications, including abrasives, refractories, and ceramics.