| Refractoriness (℃): | 1580< Refractoriness< 1770 |
|---|---|
| Feature: | Long Time Materials |
| Type: | Refractory Material |
| Shape: | Blanket |
| Material: | Alumina Block |
| Color: | White |
| Samples: |
|---|
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier | 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 | ||||||
Suppliers with verified business licenses
Audited Supplier 
){kind=link}
){kind=link}