1.ceramic wool 2.ISO9001:2000 factory 3. competetive price 4.Low thermal conductivity
Application of ceramic wool
1. Thermal insulation in electric power boiler, steam turbine and nuclear power station.2. Wall lining of high temperature pipe and heaters.3. Wall lining of high temperature reactors and heaters in the chemical industry.4. Thermal insulation for eliminating stress in welded work pieces and irregular metal castings.5. Fireproofing and thermal insulation for high-rise.6. Thermal insulation for furnace door and copes.
Technical Specifications
Descriptions | JQ-COM | JQ-STD | JQ-HP | JQ-HA | JQ-ZA | |
Classification temperature (°C) | 1260 | 1260 | 1300 | 1400 | 1430 | |
Operating temperature (°C) | 1000 | 1000 | 1150 | 1260 | 1350 | |
Color | White | White | White | White | White | |
Density(kg/m3) | 260 | 260 | 260 | 260 | 260 | |
320 | 320 | 320 | 320 | 320 | ||
Permanent line constringency(%) ( heat preservation 24 hours, Density 320/ m3) | -4 | -3 | -3 | -3 | -3 | |
(1000°C) | (1000°C) | (1100°C) | (1200°C) | (1350°C) | ||
Thermal transmit coefficient ( w/ m.k) ( Density 285 kgs/ m3) | 0.085(400°C) | 0.085(400°C) | 0.085(400°C) | 0.085(400°C) | 0.085(400°C) | |
0.132(800°C) |
| 0.132(800°C) | 0.132(800°C) | 0.132(800°C) | ||
0.180(1000°C) | 0.132(800°C) | 0.180(1000°C) | 0.180(1000°C) | 0.180(1000°C) | ||
Tensile Strength ( MPa) | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | |
The chemistry constitute (%) | AL2O3 | 44-45 | 45 | 47-49 | 52-55 | 39-40 |
AL2O3+SiO2 | 96 | 97 | 99 | 99 | - | |
AL2O3+SiO2+ZrO2 | - | - | - | - | 99 | |
ZrO2 | - | - | - | - | 15-17 | |
Fe2O3 | <1.2 | <1.0 | 0.2 | 0.2 | 0.2 | |
Na2o+K2O | ≤0.5 | ≤0.5 | 0.2 | 0.2 | 0.2 | |
ceramic wool
