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JUCOS Refractories > Preheating Insulation Material > Insulation Ceramic Fiber Blanket
Product Details

ceramic fiber blanket is manufactured by refractory ceramic fibres, providing effective solutions to a wide range of thermal management problems. Utilizing our proprietary high output blowing and spinning techniques, these products supply superior insulating performance, flexibility and resilience.


Features Of Insulation Ceramic Fiber Blanket

  • High tensile strength

  • Excellent mechanical strength and structural strength

  • Low thermal conductivity, low shrinkage, low density

  • Excellent thermal capacity

  • Good sound absorption

  • Good thermal shock resistant


Applications Of Insulation Ceramic Fiber Blanket

  • Annealing furnaces

  • Furnace door linings and seals

  • Soaking pit covers and seals

  • Furnace hot face repairs

  • Reheating furnace and ladle covers


Specifications Of Insulation Ceramic Fiber Blanket

  • Alumina contents range from 40% to 55%

  • Widely used throughout metallurgical industry


Physical And Chemical Indicators For Insulation Ceramic Fiber Blanket


                              Brand
       Properties                                          

ST BLT

HA BLT

HZ BLT

 Specification Temp. ()

1260

1360

1430

Working Temp. ()

1050

1200

1350

Bulk Density (kg/m3)

96
128

96
160

96
160

 Permanent linear change (%)

-3
(1000℃)

-3
(1250℃)

-3
(1350℃)

Thermal Conductivity

0.09(400℃)
 0.176(800℃)

0.132(600℃)
0.22(1000℃)

0.76(600℃)
0.22(1000℃)

        Tensile strength (MPa)

0.050

0.060

0.060

Chemical Composition (%) 

Al2O3

44

52

34

Al2O3+SiO2

96

99

-

Al2O3+SiO2+ZrO2

-

-

99

ZrO2

-

-

15-17

Fe2O3

<1.0

0.2

0.2

Na2O+K2O

≤0.5

0.2

0.2

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