Low thermal conductivity, low thermal capacity Excellent thermal stability Good thermal shock resistance
Technical characteristics
1. Low thermal conductivity, low thermal capacity
2. Non brittle material with good elasticity
3. Good weather-proof performance, long useful life
4. Excellent thermal stability and thermal shock resistance
5. Good sound-absorbing performance
6. Rigidity, self-sopporting board
7. Good antistrip performance
8. Moulded or cut easily
Application
1. Steel industry: expansion joint, back lining with thermal sheet and mold
2. Non-ferrous metal: tundish and launder cover, used to casting copper or copper alloy
3. Ceramics: hot face liner of light kiln car sreucture and furnace, seperating and fire stop of furnace temoerature regions
4. Glass: melting pool back lining insulation, burner
5. Furnace bulidings: hot face refractory, heavy refractory back lining, expansion joint
6. Light industry: industrial and home boiler chamber inside lining
7. Petrochemical industry: hot face refractory of high temperature furnace inside lining
8. Deep processed products mould for craft glass, ect
ITEMS | Standard | (HP) | (HA) | (CZ) |
JQIN-1.0DB | JQIN-1.1DB | JQIN-1.2DB | JQIN-1.3DB | |
Al2O3 % | 44 | 47-49 | 52-55 | 39-40 |
Al2O3+SiO2 +ZrO2 % | 96 | 96 | 99 | 99 |
ZrO2 % | -- | -- | -- | 12-18 |
Theoretical Volume density(kg/m³) | 300 | 300 | 300 | 300 |
Heating wire shrinkage% | 1000°C×24h ≤-3 | 1100°C×24h ≤-3 | 1200°C×24h ≤-3 | 1350°C×24h ≤-3 |
Water content % | ≤1 | |||
Thermal conductivity(500°Cw/(m·k) | ≤0.153 | |||
Common Size | 900×600×20-50 | 900×600×20-50 | 800×700×30-50 | 900~1100×500~700×20~50 |
ceramic fibre board /high temperature insulation board
