Ceramic Fiber Refractory Castable

Ceramic Fiber Refractory Castable

It is made of ceramic fiber cotton as the aggregate, added with various paddings, binding agents, additives and other materials.

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It is made of ceramic fiber cotton as the aggregate, added with various paddings, binding agents, additives and other materials.

 

Features:

  1. Easy and rapid construction.
  2. Strong integrity of furnace wall.
  3. Good application effect.
  4. Low thermal conductivity.
  5. Low thermal capacity.
  6. Thermal shock resistance.
  7. Good crushing strength and breaking strength.
  8. Weather proof, wear resistant and impact resistant performance.
  9. Certain weight capacity.
  10. Strong adaptability to furnace atmosphere.
  11. Shorter demould time of 4-8 hours after casting and of certain hardness.

 

Application:

It is used for industrial furnace wall linings or the insulation of high temperature industrial furnace backings, the monolithic casting of ladle bake cover and high temperature pipe wall linings. It can also be made into prefab blocks of normal or special shapes for furnace door, kiln eye, burning nozzle brick, etc.

Item Ceramic Fibre Insulation Castable Ceramic Fibre Refractory Castable
    JSGW-297 JSGW-397 JSGW-497 JSGW-597
Max. Service Temp., ℃ 1050 1150 1250 1350
Long Service Temp., ℃ 1000 1100 1200 1300
Chemical Analysis, % Al2O3, %, ≥ 30 35 40 40
SiO2, %, ≥ 30 40 35 35
Bulk & Density, g/cm3 Wet 1150-1250 1150-1250 1250-1350 1250-1350
Drying at 110 ℃ x24h 550 600 600 700
After Firing 500
(1000 ℃ x3h)
550
(1000 ℃ x3h)
500
(1200 ℃ x3h)
550
(1300 ℃ x3h)
Thermal Conductivity, (W/m.K), at Mean Temp. 400 ℃ 0.126 0.137 0.15 0.171
600 ℃ 0.154 0.155 0.175 0.195
800 ℃ - 0.185 0.195 0.221
Cold Bending Strength, MPa, ≥ Drying at 110 ℃ x24h 0.4 0.4 0.5 0.5
After Firing 0.4
(1000 ℃ x3h)
0.4
(1100 ℃ x3h)
0.4
(1200 ℃ x3h)
0.4
(1300 ℃ x3h)
Cold Crushing Strength, MPa Drying at 110 ℃ x24h 0.5 0.5 0.6 0.6
After Firing 0.4
(1000 ℃ x3h)
0.5
(1100 ℃ x3h)
0.5
(1200 ℃ x3h)
0.6
(1300 ℃ x3h)
Linear Shrinkage after Heating, %, ≤ 3
(1000 ℃ x24h)
3
(1100 ℃ x24h)
3
(1200 ℃ x24h)
3
(1300 ℃ x24h)
Initial Setting Time, min, ≥ 60 60 60 60

 

Ceramic Fiber Refractory Castable
 

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