1.Excellent insulating performance. 2.Unaffected by most chemicals except hydrofluoric and phosphoric acids and strong alkali
Type | Kaowool B | Kaowool S | Cerafibre | Cerachem fibre | Cerachrome fibre |
Classification temperature(OC) | 1000 | 1260 | 1260 | 1430 | 1430 |
tensile strength | 50 | 75 | 75 | 75 | 50 |
Density(kg/m3) | 64,96,128,160 | ||||
Permanent linear shrinkage(heat preservation 24 hour,128 kg/m3) | 3.0 (1000OC) | ≤3.5 (1200OC) | ≤3.5 (1200OC) | ≤4.0 (1400OC) | ≤3.0 (1350OC) |
Thermal conductivities(W/n.k)
| 0.15(600°C) 0.23(800°C) | 0.15(600°C) 0.23(800°C) 0.3(1000°C) | 0.15(600°C) 0.23(800°C) 0.3(1000°C) | 0.15(600°C) 0.23(800°C) 0.3(1000°C) | 0.15(600°C) 0.23(800°C) 0.3(1000°C) |
Chemical Composition (%) | |||||
Al2O3 | 43 | 45 | 44 | 35 | 43 |
ZrO2 | - | - | - | 15 | - |
Cr2O3 | - | - | - | - | 2.5-3.0 |
Al2O3+SiO2 | 96.0 | ≥98.0 | ≥99.1 | - | - |
Al2O3+SiO2+ ZrO2( Cr2O3) | - | - | - | ≥99.1 | ≥99.1 |
Length(mm) | Width(mm) | Thickness(mm) |
3600 | 610(1220) | 50 |
7200 | 610 | 6 |
7300 | 610(1220) | 25 |
9760 | 610(1220) | 19 |
14640 | 610(1220) | 13 |
1000 Kaowool B refractory fibre blanket
