Description:Ceramic fiber board uses non-brittle material, therefore it has good tenacity, high compressive strength, good flatness and mechanical process ability. Temperature is 1050℃, 1260℃, 1430℃ and it is the ideal material for wall liner and back lining of the heating equipment.
Ceramic Fiber Board
Characteristics：
Flat surface
Equal volumetric weight and thickness
Excellent mechanical and structure strength
Low thermal conductivity and low shrinkage
Air-current resistant washing
Typical application:
Heat insulation for back lining of high temperature industrial furnace
Heat surface lining materials for porcelain furnace, heat treatment furnace of mechanical and metallurgy and other industrial furnaces.
Item
Product
COM
ST
HP
HAA
HZ
Specification Tem(℃)
1100
1260
1260
1360
1430
Working Tom(℃)
＜1000
1050
1100
1200
1350
Colour
White
White
White
White
White
Density(kg/m3)
260
320
260
320
260
320
260
320
260
320
Rate of line(%) (24h,Density:320kg/m3)
-4
(1000℃)
-4
(1000℃)
-4
(1100℃)
-4
(1200℃)
-4
(1350℃)
Rate of thermal
conductivity(w/m.k)
(Density: 285kg/m3)
0.085(400℃)
0.132(800℃)
0.180(1000℃)
0.085(400℃)
0.132(800℃)
0.180(1000℃)
0.085(400℃)
0.132(800℃)
0.180(1000℃)
0.085(400℃)
0.132(800℃)
0.180(1000℃)
0.085(400℃)
0.132(800℃)
0.180(1000℃)
Tensile strength (Mpa)
(strength10%)
0.5
0.5
0.5
0.5
0.5
Chemical composition
(%)
AL2O3
40-44
45-46
47-49
52-55
39-40
AL203+SIO2
95-96
96-97
98-99
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)
Common specification: 600*400*10-5；900*600*20-50
other made according to customer's requirements
