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| Categories | Corundum Brick |
|---|---|
| Place of Origin: | Zhengzhou ,China |
| Brand Name: | Rongsheng |
| Certification: | ISO9001 |
| Model Number: | CM80 |
| MOQ: | 1 TON |
| Price: | 500-2000USD |
| Packaging Details: | packed on wooden pallets, with water-proof cover, and tightened with plastic/steel bandages |
| Delivery Time: | 20-30DAYS |
| Payment Terms: | TT； L/C |
| Supply Ability: | 2000tons /month |
| Material: | Mullite |
| SiO2 Content (%): | 24-57 |
| Al2O3 Content (%): | 40-73 |
| Refractoriness (Degree): | Common (1580°< Refractoriness< 1770°) |
| Classification temperature ℃: | 1200 |
| Permanent linear Change(%) *24hrs: | ≤0.5 |
| Fe2O3 Content %: | ≤1 |
| Company Info. |
| Zhengzhou Rongsheng Refractory Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |
Refractory Block Corundum Mullite Brick For The Inner Liner Of High-temperature Kiln
Features:
1.High refractoriness
2.Good corrosion resistance
3.Low thermal expansion
Application:
The corundum mullite brick can be used in the inner liner of high-temperature kiln, the shed bar of kiln car, pusher plate of electronic magnetic material industry, etc.
Physical properties and chemical composition
| Performance and application | Corundum-mullite brick | |
| Al2O3 % | 80 | ≥86 |
| Bulk density g/cm3 | ≥2.75 | ≥2.90 |
| Cold Crushing Strength Mpa | ≥60 | ≥80 |
| Refractoriness under load °C | ≥1700 | ≥1700 |
| Liner Change on Reheating% | ±0.2(1600°C*2h) | ±0.2(1600°C*2h) |
| Thermal shock stability (water-cooling)frequency 1100 °C | ≥20 | ≥20 |
Coefficient of thermal expansion *10-6/°C | 4.8-7.6 | 5.0-8.0 |
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