The products have excellent high temperature performance,low thermal conductivity(.1.7~ 1.9W/m·K, 1000℃)for the multilayer composite structure.When used in the upper/low transition and the decomposition zone of the cement kiln,it can significantly reduce 50~80 ℃ of the surface temperature.
项目 Items | LD-1 | LD-2 | 同普通硅莫砖相比较 compared with average SiC mullite brick |
冷压强度N/mm² Cold Crushing Strenght | 90 | 90 | 85 |
显气孔率%≤ Apparent porosity | 18 | 19 | 20 |
热震稳定性水冷次≥ The thermal shock stability Water cooled (cycle) | 15 | 10 | 10 |
荷重软化温度℃≥Refractoriness Under Load | 1630 | 1600 | 1630 |
导热系数W/m·K Thermal conductivity | 1.6~1.8 | 2.0~2.2 | 2.8~3.1 |
耐磨系数CC Wear coefficient | 4 | 4.5 | 8.5 |