Zhengzhou Rongsheng Refractory Co., Ltd.
Zhengzhou Rongsheng Refractory Co., Ltd. Refractory manufacturing company.
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Low Sound Transmission Ceramic Fiber Board Widely Used for Furnace
Product description:
Ceramic fiber board is produced with different alumina-silica fibers for applications at temperatures up to 1400 ºC by vacuum formed technology.
With a characteristics of hard ,excellent strength ,light weight and easy to handle.It is ideal material for furnace ,boiler duct , stack lining and other heat equipments.
Product Features
Low thermal conductivity and shrinkage Low heat storage
Light weight
Excellent thermal shock resistance and thermal stability Easy to handle ,cut and install
Low sound transmission
Product Application:
1.Refractory lining for industrial furnace in wall, roofs, stacks and doors,etc.
2.Combustion chamber liners,boilers and heaters.
3.Back-up insulation for brick,and monolithic refractories
4.Transfer of molten aluminum,and other non-ferrous E metals.
5.Expansion joint boards
6. Barrier against flame and heat
Phycial and chemical data:
| ITEM | PRODUCT | COM | STD | HP | HA | HZ | |
| Classification Temperature(ºC) | 1100(2012℉) | 1260(2300℉) | 1260(2300℉) | 1360(2480℉) | 1430(2606℉) | ||
| Working Temperature(ºC) | <1000(1832℉) | 1050(1922℉) | 1100(2012℉) | 1200(2192℉) | 1350(2462℉) | ||
| Color | white | white | white | white | white | ||
| Density(kg/m3) | 260~ 320 | 260~ 320 | 260~ 320 | 260~ 320 | 260~ 320 | ||
| Liner Shrinkage (%) After 24hours | <2.5 (1000℃/1832℉) | <2.5 (1050ºC/1922℉) | <2.5 (1100ºC/2012℉) | <2.5 (1100ºC/2012℉) | <2.5 (1350ºC/246℉) | ||
|
Thermal Conductivity (w/m.k) Density(128Kg/m3) | 0.085(400ºC/752F) | 0.085(400ºC/752F) | 0.085(400ºC/752F) | 0.085(400ºC/752F) | 0.085(400ºC/752F) | ||
| 0.132 (800ºC/1472F) | 0.132 (800ºC/1472F) | 0.132 (800ºC/1472F) | 0.132 (800ºC/1472F) | 0.132 (800ºC/1472F) | |||
| 0.180 (1000ºC/1832F) | 0.180 (1000ºC/1832F) | 0.180 (1000ºC/1832F) | 0.180 (1000ºC/1832F) | 0.180 (1000ºC/1832F) | |||
| Tensile Strength (MPa) (Strenth10%) |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 | ||
|
Chemical Composition % | Al2O3 | 44 | 46 | 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 | ||
| Size(mm) | Specification:600X400X3-50,900X600X3-50,other according to customer's requirement | ||||||
Product Pictures:
