理化性能
| 技术性能Technical feature | 数值Number calue | |
| 高铝质High aluminium calue | ||
| Al2O3含量Content of Al2O3,% | >85 | |
| SiO2含量Content of SiO2,% | <12 | |
| 使用温度Working temperature,℃ | 长期Long-term:1450短期Short-term:1600-1700 | |
| **使用温度Maximum working temperature,℃ | 1600 | |
| 代号Designation code | A B | |
| 硬度(莫式)Moh's hardness | 7 | |
体积密度 Volume density,g/cm3 | 注浆成型Injection molded | 3.5-3.8 |
| 机制成型Machine molded | ||
| 热压成型Hot pressed | ||
| 吸水率Water absonrption rate,% | <0.2 | |
| 常温抗折强度(兆帕)The normal atmospheric temperature re-sists intensity of tuming back(promise the handkerchief) | 注浆成型Injection molded | |
| 热压成型Hot pressed | ||