Product Main

Specifications

Product Type:
a)        1050℃ type ceramic fiber felt
b)        Standard type ceramic fiber felt
c)        High purity type ceramic fiber felt
d)       High aluminum type ceramic fiber felt
e)        Zirconic type ceramic fiber felt
 
Product Characteristic:
1.Low thermal conductivity, heat storage and heat capacity
2.Shock and chemical attack resistant
3.Resilience under working condition ,low shrinkage under high temperature
4.Excellent sound absorption, fire protection and chemical corrosion resistance.
5.Excellent thermal stability and thermal shock resistance
6.Excellent heat insulation.
 
Application: 
1.Industrial kiln, heating device, high-temperature pipeline wall lining.
2.Heat insulation of electric boiler, steam turbine and nuclear electricity.
3.Wall lining of chemical high-temperature conversion unit and heating equipment.
4.Insulating material for face and top of industrial furnaces and heating device.
5.Fire protection and thermal insulation of tall buildings.
6.Heat insulation of kiln door and roofs.
7.High temperature filter material for nonferrous metal.
8.Welding metal parts and casting to eliminate the insulation of stress.
 
Specification
 
Item
Common
Standard
High-purity
High alumina
Aluminum zirconium
Zirconium
Classification temperature
1100
1260
1260
1360
1360
1430
Working temperature
<1000
1050
1100
1200
1200
1350
Bulk densitykg/m3
220±15
220±15
220±15
220±15
220±15
220±15
Chemical composition%
Al2O3
42-44
45-46
47-49
52-55
45-46
39-40
Al2O3+SiO2
96
97
99
99
-
-
Al2O3+ SiO2+ZrO2
-
-
-
-
99
99
ZrO2
 
 
 
 
5—7
15—17
Fe2O3
<1.2
<1.0
0.2
0.2
0.2
0.2
Na2O+K2O
≤0.5
≤0.5
0.2
0.2
0.2
0.2
Dimension mm
Common specification: 600x400x10-50,900x600x20-50,other specification can be customized.
Application
All industrial furnace