ߠtLtõ׃XuϵҏSÃ|X\ӿ׃ԲϽ߉ߜ؟amڸߠtLttŃrĵ׃ͻ
Low creep high-alumina brick whose raw material is excellent high-alumina bauxite and anti-creep modified material is produced by means of high pressure formation and high temperature burning , which can be used as low creep refractory of the inner lining of blast furnace and hot-blast stove .
| ָ/̖ | ׃Xu | ͺĪʯu | ʯu | ׃ճu | ճu |
| H-HD | H-HL | H-LL | H-LLG | H-JL | H-HN | H-LN | H-VN |
| Al2O3 % | 805 | 755 | 655 | 655 | 555 | 425 | 405 | 425 |
| Fe2O3 % | 1.5 | 1.5 | 1.5 | 1.0 | 1.5 | 1.5 | 2.0 | 1.5 |
| MgO % | | | | | | 2.0 | | |
| @ % | 21 | 20 | 21 | 20 | 25 | 22 | 24 | 16 |
| weܶ
g/cm3 | 2.7 | 2.7 | 2.6 | 2.6 | 2.3 | 2.2 | 2.1 | 2.3 |
| ͉Mpa | 55 | 60 | 55 | 70 | 40 | 40 | 30 | 45 |
| ͻȡ | 1850 | 1790 | 1790 | 1790 | | 1750 | 1730 | 1750 |
| ܛض0.2Mpa | | 1600 | 1600 | 1600 | 1400 | 1400 | 1350 | 1400 |
| ׃%(50h) | 15000.8 | 14000.6 | 13000.8 | | | 12001.0 | 11001.0 | |
| ԴΔ | 6 | 6 | 25 | 120020 | | | | |
| Û% | | | 13000.8 | | | | | |
| ؟׃%2h | | 1500
0.1 | 1500
0.1 | | 1450
0.2 | 1450
0-0.4 | 1450
0-0.3 | 1450 0-0.4 |