Activated Alumina for Ceramics Manufacturing - 99.2% Al2O3 Purity with 3.56g/cm3 Apparent Gravity
Tabular corundum, also known as sintered tabular alumina, is a high-purity alumina (Al₂O₃) material processed to achieve a unique flat, plate-like crystal structure. Produced by sintering high-grade alumina powder at temperatures exceeding 1900°C, this advanced material delivers exceptional performance in demanding industrial applications.
| Parameter | Standard | Test Result |
|---|---|---|
| Apparent Gravity | 3.5g/cm³ min | 3.56g/cm³ |
| Apparent Porosity | 5.0% max | 3.5% |
| Water Absorption | 1.5% max | 1.1% |
| Component | Standard % | Test % |
|---|---|---|
| Al₂O₃ | 99.2 min | 99.4% |
| Na₂O | 0.40 max | 0.29% |
| Fe₂O₃ | 0.10 max | 0.02% |
| CaO | 0.10 max | 0.02% |
| SiO₂ | 0.15 max | 0.03% |
- High refractoriness and thermal stability
- Superior corrosion and erosion resistance
- Excellent thermal shock resistance
- High mechanical strength and toughness
- Stable chemical properties
- Resistance to alkaline slag, molten iron, and steel erosion
- Good air permeability characteristics
- Refractory materials for furnaces, kilns, and high-temperature equipment
- Foundry and investment casting processes
- Advanced ceramics manufacturing
- Abrasives, grinding wheels, and polishing compounds
- Catalyst supports for chemical processes
- High-temperature insulation materials
- Electronics and semiconductor components
Brand: Zhengzhou Xinli Wear-resistant Materials Co. Ltd.
Available Sizes: 0-1mm, 1-3mm, 3-5mm, 5-8mm, 325#, 200#-0, 100#-0
Appearance: White blocks, grits, and powder
Packing Options: 25 kg/plastic bag, 1000 kg/plastic bag, or customized packaging
Zhengzhou Xinli Group, established in 1996, specializes in manufacturing high-quality wear-resistant materials including white fused alumina, corundum powders, and silicon carbide products. With advanced production equipment and annual sales exceeding 3,000 tons, the company maintains strict quality control standards including PEPA, JIS, and ANSI certifications.
Delivery Methods: Sea, Air, or Express
Minimum Order: 1000kg
Payment Terms: T/T, L/C, PayPal, Western Union
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