ZHENGZHOU CAIHUA KILN MASONRY INSTALLATION CO.,LTD
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75% AL2O3 Appropriative Refractory Castable Material For Carbon Calcined Rotary Kiln
The appropriative fireproof castable for kiln door is a high-performance castable developed according to the working conditions of the rotary kiln. Appropriative refractory castable for kiln door has good performance of volume stability, high strength, good wear resistance, thermal shock resistance, corrosion resistanceanti-stripping when using.
| Items | CH-YKJZ70 | CH-YKJZ75 | |
| AL2O3/% | 70 | 75 | |
| SiO2/ % | 2.6 | 2.7 | |
| Bulk density (110℃×24h) g/cm3 | 10 | 12 | |
| Flexural strength/ MPa ≥ | 110℃×24h | 11 | 13 |
| 1100℃×3h | 80 | 90 | |
| Compressive strength/ MPa ≥ | 110℃×24h | 90 | 100 |
| 1100℃×3h | 0.5 | 0.5 | |
| Permanent Linear Change /%(1100℃×3h) | 1600 | 1650 | |
| Alkai resistance | 0.5 | 0.5 | |
| Maximum Service temperature/℃ | 1600 | 1650 | |
Raw materail of castable
Packages of castable