IntroductionWhite Corundum is based on high-quality aluminum oxide powder as raw material, formed by the crystallization of fused refining, high purity, self-sharpening, good acid and alkali corrosion, high temperature thermal stability performance, it is slightly higher than the brown corundum hardness, toughness is slightly lower, high purity, self-sharpening good grinding ability, heat a small, high efficiency, acid and alkali corrosion, high temperature thermal stability
Applications1. For precision casting and high-grade refractory.
2. For bake lining, Catalyst carrier, friction products
3. For pressure blasting hard abrasives; Refractory industry
4. For wet and dry blasting, grinding, lapping and polishing media
5. For abrasive tools: Grinding wheel, Lapping and polishing non-skid title;
6. For bonded and Coated abrasives, Thermal Spraying (Plasma Spraying)
7. For lapping & Micro-Blasting applications. Refractories, Ceramics and Tiles
Chemical technical of White Aluminium Oxide:| fuction | Specifications | Chemical composition % | Magnetic material % |
| Al2O3 | Na2O | SiO2 | CaO |
| Abrasive | F | 12#80# | ≥99.0 | ≤0.5 | | ≤0.4 | ≤0.003 |
| 90#150# | ≥98.5 | ≤0.6 | ≤0.003 |
| 180#240# | ≥98.2 | ≤0.7 | | ≤0.4 | ≤0.002 |
| W | 1μm -63μm | ≥97.5 | ≤0.8 | ≤1.0 | ≤0.5 | ≤0.001 |
| Refractory | Sand | 0-1mm
1-3mm
3-5mm
5-8mm
8-12mm | ≥99.0 | ≤0.5 | | ≤0.4 | ≤0.003 |
| Fines | 180#0
200#-0
320#-0 | ≥98.5 | | ≤0.3 | ≤0.5 | ≤0.001 |
| Item | Indicators |
| color | Pure white |
| Crystal | Trigonal system |
| Hardness | ≥9.0 |
| melting point | 2250 |
| The maximum temperature | 1900 |
| True Densityg/cm3 | ≥3. 90 |
| Linear expansion coefficient (01600 | 79 |
Delivery Detail: within 5-7 days after the confirmed order.
Factory Profile:
We is a professional large -scale manufacturer of all types of abrasive materials and integrating development and production together and we have more than 15years experience . We have many years of abrasive materials , our mainly products :White Fused Alumina , brown fused alumina , Silicon Carbide ,Garnet Sand and so on. We have professional production and R&D departments, as well as dedicated marketers. We have more than 5 years of production and sales experience, And export our product to all over the world . We often export to South Korea, India, Singapore, Vietnam, Thailand, Malaysia . Our quality and service have received praise from many customers and established long-term cooperation.FAQ:
1.Are you factory or trading company ?
We are manufacturer of Activated Carbon and other products.
2.How about the payment?
We can accept 30% deposit?T/T,?,Western Union and so on.
3.How about the package?
Net weight: 25kg or as the customers' requirements.
4. How can I get the sample??
We'd like to supply samples free of charge ,customer just need bear the shipping cost.
5. How does your factory?ensure your?quality??
Our company has our own technicians so that we can guarantee our products from the tip to tow, which we can have our own reputation. 
