Bimodal Reactive Alumina
OP500R is a ground, bimodal, reactive alumina.
Applications:
- High Alumina Refractories
- Refractory Castables
- Technical Ceramics
| Product Specification | |||
|---|---|---|---|
| Chemistry(by XRF) | |||
| Parameter | Minimum | Typical | Maximum |
| Na2O(%) | - | 0.08 | 0.10 |
| SiO2(%) | - | 0.05 | 0.07 |
| Fe2O3(%) | - | 0.03 | 0.06 |
| CaO(%) | - | 0.03 | 0.05 |
| Al2O3(%) | 99.5 | 99.7 | - |
| Physical Properties | |||
| Specific Surface Area (BET) (m²/g) | 2.8 | 3.0 | 3.4 |
| Water demand (%w/w) | - | 14 | 16 |
| LOI (110ºC - 1000ºC)(%) | - | 0.5 | 0.7 |
| Sedigraph d90 (μm) | - | 7.1 | 8.0 |
| Sedigraph d50 (μm) | - | 2.7 | 3.0 |
| Sedigraph d10 (μm) | - | 0.4 | 0.5 |
| Wet Sieving >45 μm (%) | - | 1.0 | 2.0 |
The information contained above is correct to the best of our knowledge. Any suggestion or information is made without any guarantee or warranty because conditions of product usage are beyond our control. Suitability of any product for any particular application is the sole responsibility of the user and ACTech disclaims any liability for losses, damages or expenses, if any.
All physical and chemical results given above are as per ACTech standard methods. Free copies of our test methods can be obtained on request.
