High Quality Alkali-Resistant Brick for Cement Kilns
1.for Cement Kilns 2.high qulity and best price 3.chemical stability 4.ISO9001:2000 5.timely delivery
| Alkali-Resistant Brick for Cement Kilns |
| alkali-resistant brick | High-strength alkali resistant brick | Arch alkali resistant brick | ||
| XNJ-30 | XNJ-30G | XNJ-35D | |||
| Al2O3 % | 25-30 | 25-30 | 30-35 | ||
| SiO2 % | 60-70 | 60-70 | |||
| Fe2O3 ≤% | 2 | ||||
| Apparent porosity | 25 | ||||
| Cold crushing strength≥MPa | 35 | 70 | 40 | ||
| Bulk density≥g/cm3 | 2.1 | 2.2 | 2.2 | ||
| Linear change after heating 1200°C*2h% | +0.2~-0.2 | +0.15~-0.15 | +0.15~-0.15 | ||
| Refractoriness>°C | 1650 | 1650 | 1700 | ||
| Refractoriness under load≥°C | 1230 | 1250 | 1280 | ||
| Thermal shock resistances water cycle | 10 | - | - |
High Quality Alkali-Resistant Brick for Cement Kilns
