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Contact Us
- Contact Person : Mr. Yin Yan-Tao
- Company Name : Henan General Machinery Imp. & Exp. Co., Ltd.
- Tel : 86-0371-63945588
- Fax : 86-371-65951064
- Address : Henan,Zhengzhou,19, Minhang Road, Zhengzhou, China
- Country/Region : China
- Zip : 450008
Al2O3 Micropowder
Product Detailed
Related Categories:Cement
Al2O3 Micropowder
Character & Uses
| Name | Type | Phase | Character & Uses | |||||
| GW-1 | active micropowder | α.Al2O3 transform rate >93% | 1.D50 <1.2 μm; 2. Higher activity; 3. Using GW-1 & GW-2 to make refractory castables which could obtain low water-addition and better flowability; 4. Wihout additives. | |||||
| GW-2 | micropowder | α.Al2O3 | 1. 4.0 μm <D50 <4.5 μm; 2. Without additives; 3. Using GW-2 and GW-1 to make refractory castables. | |||||
| GW-S1 | double peaks micropowder | α.Al2O4 | 1. D50 approximate 1.0 μm; 2. Containing dispersant 3. Fornmulating corundum or corundun-spinel castables without silicons ashes; 4. Formulating high alumina self-flowing castables with 5-5.5% water-addition and more than 200mm self material and proportion are suitable. 5. Formulating corundum or high bauxite with silicon ashes low water vibration castables the water-addition could reduce to about 4.0%. | |||||
| GLW-1 | high alumina micropowder | α.Al2O5 | 1.Al2O3 >85%; 2.Blaine >600 m²/kg; 3. Using with silicon micropowder to formulate low cement castables with high performance and low price. | |||||
Products Quality
| Typical techonologic data | GW-1 Active Grade | GW-2 Micropowder | GW-S1 double peaks | GLW-1 high alumina |
| Chemical composition | ||||
| Al2O3 (%) | 98.70 | 98.76 | 98.66 | ≥86.0 |
| SiO2 (%) | 0.12 | 0.12 | 0.12 | <5.5 |
| Fe2O3 (%) | 0.12 | 0.12 | 0.12 | <2.0 |
| Na2O(%) | 0.30 | 0.28 | 0.30 | 3.43 |
| Specific Gravity (g/cm³) | 3.95 | 3.96 | 3.95 | |
| Particle Size | ||||
| D50 | 0.96 | 4.30 | 0.95 | |
| D60 | 3.00 | 18.00 | 3.98 | |
| Blaine (m²/kg) | ≥600 | |||
Al2O3 Micropowder
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