| 项 目Item | 指标 Index | LXNS-I | LXNS-II |
| SiO₂ (%) ≥ | 60 | 65 | |
| Al₂O₃ (%) ≥ | 25 | 25 | |
| Fe₂O₃ (%) ≤ | 2.5 | 2.5 | |
| 体积密度(g/cm³)≥Bulk Density | 1.7 | 1.8 | |
| 耐酸度(%)≥Acid resistance | 96 | 96 | |
| 常温耐压强度(MPa)≥Cold Crushing Strength | 10 | 15 | |
| 常温抗折强度(MPa)≥Bending strength | 3 | 4 | |
| 初凝时间(h)≥Initial setting time | 1 | 0.5 | |
| 终凝时间(h)≤Final setting time | 10 | 8 | |
| 长期使用温度(℃)Long-term use temperature | 1000 | 1000 | |
