COM-260 Ceramic Fiber Board

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Product Description:

Specifications

Ceramic fiber board
1.Al2O3:39%-41%
2.SiO2: 52%-54%
3.Low thermal conductivity,save fuel
4.Light weight,Easy to cut.

Introduction of products

COM-260 Ceramic Fiber Board is a lightweight refarctory material processed with alumina-silica fibers for applications at temperatures up to 1430°c

Typical applications

1.Refractory lining for industrial furnaces in walls,roofs,doors,stacks,etc.

2.Combustion chamber liners,boilers and heaters

3.Back-up insulation for brick and monolithic refactories.

4.Transfer of molten aluminum and other non-ferrous metals

5.Expansion joint boards

6.Barrier against flame or heat

7.Hot face layer for high velocity or abrasive fumace atmosphere

Technical indax

Item

COM

ST

HP

HA

HZ

Specification(°c)

1100

1260

1260

1360

1430

working tem(°c)

≤1000

1050

1100

1200

1350

color

white

density(kg/m3)

260/320

rate of liner(%)

(24h density320kg/m3)

-4

-3

-3

-3

-3

rate of thermal conductivity

(w/m.k)(density128kg/m3)

0.085(400°c)

0.132(800°c)

0.18(1000°c)

tensile strength(mpa)

size:

0.5

Common specification:

600x400x10-50mm;900x600x20-50mm

chemical composition

Chemical(%)

COM

ST

HP

HA

HZ

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


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