通用粘土、高铝质制品系列严格按国家标准组织生产、采用优质粘土、高铝熟料、冷高压成型,高温烧制,可广泛应用于各类工业窑炉,作内衬耐火材料。
Universal clay and high-alumina series products are produced in accordance with national standard strictly ,whose raw material is high-quality clay and high-alumina grog.This product experiencing cold compression formation and high temperature burning can be used as inner refractory linning for various industrial kilns & furnaces.
重质粘土耐火材料制
指标 | 牌号 |
N-1 | N-2a | N-2b | N-3a | N-3b | N-4 | N-5 | N-6 |
耐火度℃ | 1750 | 1730 | 1730 | 1710 | 1710 | 1690 | 1670 | 1580 |
荷重软化温度℃( 0.2Mpa ) | 1400 | 1350 | | 1320 | | 1300 | | |
重烧线变化 %1400 ℃× 2h | | | | | | | | |
+0.1 | +0.1 | +0.2 | | | | | |
-0.4 | -0.5 | -0.5 | | | | | |
1350 ℃× 2h | | | | | +0.2 | | | |
| | | | -0.5 | | | ℃ |
显气孔率 % | 22 | 24 | 26 | 24 | 26 | 24 | 26 | 28 |
常常温耐强度 Mpa | 29.4 | 24.5 | 19.6 | 19.6 | 14.7 | 19.6 | 14.7 | 14.7 |
热震稳定性次数 | N-2b ,N-3 必须进行此项检验,将实测数据在质量证明书注明。 |
重质高铝耐火制品
指标 | 牌号 |
LZ-75 | LZ-65 | LZ-55 | LZ-48 |
Al2o3 不小于 | 75 | 65 | 55 | 48 |
耐火度℃ 不低于 | 1790 | 1790 | 1770 | 1750 |
荷重软化温度℃( 0.2Mpa ) | 1520 | 1500 | 1470 | 1420 |
重烧线变化 %1500 ℃× 2h | | +0.1 | -0.4 | |
1450 ℃× 2h | | | | +0.1 -0.4 |
显气孔率 % 不大于 | 23 | 22 |
常温耐强度 Mpa | 54 | 50 | 45 | 40 |