кликнуть картину и смотреть оригинал
| item | tc-1 | tc-2 | tc-3 | tc-4 | tc-5 | tc-6 | |
| al2o3,% | ≥70 | ≥70 | ≥65 | ≥65 | ≥65 | ≥60 | |
| sic c,% | ≥15 | ≥15 | ≥10 | ≥10 | ≥10 | ≥8 | |
| bulk density，g/cm3 | ≥2.8 | ≥2.8 | ≥2.7 | ≥2.7 | ≥2.6 | ≥2.5 | |
| cold crushing strength，mpa | ≥15 | ≥15 | ≥15 | ≥15 | ≥15 | ≥15 | |
| bending strength,mpa | 110℃×24h | ≥5 | ≥5 | ≥5 | ≥5 | ≥5 | ≥5 |
| 1450℃×3h | ≥8 | ≥8 | ≥8 | ≥8 | ≥8 | / | |
| linearing changes on reheating(1450℃ × 3h),% | ±0.5 | ±0.5 | ±0.5 | ±0.5 | ±0.5 | ±0.5 | |
| application | main runner | swinging runner | branch runner | slag runner | coyer of main runner | cover of slag runner | |
