Characteristics | precise size and excellent flatness, easy to install and to cut | |
good fiber distribution | ||
low heat capacity and low thermal conductivity | ||
excellent chemical stability and thermal stability | ||
good thermal shock resistance | ||
high compressive strength | ||
good toughness | ||
Application | Lining of Industrial furnace and bricking-up insulation layer, used in iron and steel furnace, Non ferrous metal industry, Ceramic industry, Glass industry. Alumina industry | |
heat insulation of high temperature and high heat equipment | ||
heat resistance for fireplace | ||
Heat insulation, fire proof and sound insulation of aerospace, ship building industry |
Item | 1050 COM | 1260 STD | 1260 HP | 1360 HA | 1430 HZ | ||
working temperature | 950ºC | 1050ºC | 1100ºC | 1200ºC | 1350ºC | ||
density (kg/m3) | 260-400 | ||||||
permanent linear change on heating(%) | 950ºC*24h ≤-4 | 1050ºC*24h ≤-3 | 1100ºC*24h ≤-3 | 1200ºC*24h ≤-4 | 1350ºC*24h ≤-3 | ||
chemical composition | AL2O3 | 44% | 46% | 47-49% | 52-55% | 39-40% | |
ZrO2 | -- | -- | -- | 15-17% | |||
AL2O3+SiO2 | 96% | 97% | 99% | 99% | -- | ||
AL2O3+SiO2+ZrO2 | -- | -- | -- | -- | 99% | ||
Fe2O3 | ≤1.0% | ≤0.8% | ≤0.2% | ≤0.2% | ≤0.2% | ||
Na2O+k2o | ≤0.8% | ≤0.5% | ≤0.2% | ≤0.2% | ≤0.2% | ||
size | L*W( mm ) | 1200*1000; 1200*600; 1000*1000; 1000*600; 900*600; 600*300 | |||||
Thickness (mm) | 3-80mm |