| 牌号 | 指标 | |||||
| 显气孔率,% ≤ | 体积密度,g/cm3 | 常温耐压强度,MPa ≥ |
高温抗折强度,MPa
(1400℃,30min) ≥ |
MgO,% ≥ | C, ≥ | |
| MT-5A | 5.0 | 3.15±0.08 | 50 | - | 85 | 5 |
| MT-5B | 6.0 | 3.10±0.08 | 50 | - | 84 | 5 |
| MT-5C | 7.0 | 3.00±0.08 | 45 | - | 82 | 5 |
| MT-8A | 4.5 | 3.12±0.08 | 45 | - | 82 | 8 |
| MT-8B | 5.0 | 3.08±0.08 | 45 | - | 81 | 8 |
| MT-8C | 6.0 | 2.98±0.08 | 40 | - | 79 | 8 |
| MT-10A | 4.0 | 3.10±0.08 | 40 | 6 | 80 | 10 |
| MT-10B | 4.5 | 3.05±0.08 | 40 | - | 79 | 10 |
| MT-10C | 5.0 | 3.00±0.08 | 35 | - | 77 | 10 |
| MT-12A | 4.0 | 3.05±0.08 | 40 | 6 | 78 | 12 |
| MT-12B | 4.0 | 3.02±0.08 | 35 | - | 77 | 12 |
| MT-12C | 4.5 | 3.00±0.08 | 35 | - | 75 | 12 |
| MT-14A | 3.5 | 3.03±0.08 | 40 | 10 | 76 | 14 |
| MT-14B | 3.5 | 2.98±0.08 | 35 | - | 74 | 14 |
| MT-14C | 4.0 | 2.95±0.08 | 35 | - | 75 | 14 |
| MT-16A | 3.5 | 3.00±0.08 | 35 | 8 | 74 | 16 |
| MT-16B | 3.5 | 2.95±0.08 | 35 | - | 72 | 16 |
| MT-16C | 4.0 | 2.90±0.08 | 30 | - | 70 | 16 |
| MT-18A | 3.0 | 2.97±0.08 | 35 | 10 | 72 | 18 |
| MT-18B | 3.5 | 2.92±0.08 | 30 | - | 70 | 18 |
| MT-18C | 4.0 | 2.87±0.08 | 30 | - | 69 | 18 |
