Insulation Bricks
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Ceramic Fiber Bulks

Main Composition: Al2O3+SiO2≥96%
Application: Industrial Furnaces Insulation Layer
Raw Material: Bulk Fibers
Color: White
Classification Temperature: 1260℃
Capacity: 3000 MT per month
Package: Export Wooden Pallets and Carton Case
Introduction:
Ceramic fiber bulks are manufactured to be used as feed stock in manufacturing processes or other applications made of high purity composite raw materials, melted in the resistance furnaces and processed by blowing or spinning technology.
 
Features:
1.Low thermal capacity. 
2.Low thermal conductivity. 
3.Excellent thermal stability. 
4.Heat resistance. 
5.Excellent sound absorption.
 
Application:
It can be used for kiln car filling ,chimney filling ,kiln roller filling ,expansion joint filling.It can also be used as feed stock of ceramic fiber blanket, board, paper and textile.

 Technical Data:
Items STD RCF Bulk HP RCF Bulk TEXTILE Bulk CHOPPED Bulk HZ RCF Bulk
Fiber Diameter(um) 3~5
Shot content(Φ≥0.212mm)(%) ≤15 ≤15 ≤12 (Φ≥100mesh)≤10 ≤12
Chopped Length mm(inch) 203(8) 203(8) 203(8) 203(8) 203(8)
Al2O3 ≥44 ≥45 ≥45 ≥45 ≥34
Al2O3+SiO2 ≥96 ≥99 ≥99 ≥99 ≥84
ZrO2 / / / / ≥15
Fe2O3 <0.5 <0.5 ≤0.3   ≤0.3
Na2O+K2O+Fe2O3 <0.9 <0.9 <0.9 <0.9 <0.9
Classification Temperature(℃) 1260 1260 1260 1260 1260
Melting Temperature(℃) 1425 1575 1575 1575 1750
Thermal conductivity(W/m.k)
200℃ 0.06 0.07 0.06 0.06 0.075
400℃ 0.09 0.10 0.10 0.10 0.11
500℃ 0.118 0.118 0.118 0.118 0.14
600℃ 0.150 0.150 0.150 0.150 0.168

 
 
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