PROMAFELT

PROPERTIES & ADVANTAGES

  • Excellent homogenity and hardness over the whole wall thickness
  • High mechanical strength
  • Good dimensional stability after thermal application
  • Low thermal conductivity
  • Insensitive to thermal shocks
  • Even distribution of shared fibre types in mixed fibre qualities
  • Excellent machinability
  • Various bulk densities on request

Felts

PROMAFELT are soft vacuum-formed parts and boards based on aluminium silicate and aluminium oxide. PROMAFELT is an economical solution for technically demanding high temperature applications.

Technical data
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 PROMAFELT
-1260 -1430
-1600
Classification temperature °C 
1250 1400
1600
Bulk density kg/m3
200 – 300 200 – 300 150 – 300
Shrinkage 24h, %  
<4 @1250 °C <4 @1400 °C
<4 @1600 °C 
Thermal conductivity @600 °C, W/m.K  
0.11
0.11
0.11

 PROMAFELT
-1260 -1430
-1600
Classification temperature °C 
1250 1400
1600
Bulk density kg/m3
200 – 300 200 – 300 150 – 300
Shrinkage 24h, %  
<4 @1250 °C <4 @1400 °C
<4 @1600 °C 
Thermal conductivity @600 °C, W/m.K  
0.11
0.11
0.11
Dimensions & size availability
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                                        PROMAFELT®
  -1260  -1430  -1600
Length x width mm
1000 x 610
1250 x 1000
1000 x 610
1250 x 1000
1000 x 610
Thickness mm 3, 5, 10, 15, 20, 25, 30, 40, 50, 60, 70, 80, 90, 100

Shaped parts and cut sections are available on request.
                                        PROMAFELT®
  -1260  -1430  -1600
Length x width mm
1000 x 610
1250 x 1000
1000 x 610
1250 x 1000
1000 x 610
Thickness mm 3, 5, 10, 15, 20, 25, 30, 40, 50, 60, 70, 80, 90, 100

Shaped parts and cut sections are available on request.
Production tolerances
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Length mm   
  ± 1.5
Width mm  
  ± 1.5
Thickness    3 – 10 mm     ± 0.75  
                    15 – 50 mm
 ± 3.0     
Length mm   
  ± 1.5
Width mm  
  ± 1.5
Thickness    3 – 10 mm     ± 0.75  
                    15 – 50 mm
 ± 3.0     
Working & processing
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When working and processing high temperature wool products, the Technical Regulations for Hazardous Materials (TRGS) must be observed.
When working and processing high temperature wool products, the Technical Regulations for Hazardous Materials (TRGS) must be observed.
Typical applications
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  • On the fireside for gas and oil firing with gas velocities
  • Carrier material for electrical heating spirals
  • Extremely thermal shock resistant and temperature stable insulation material for periodically run plants
  • Vibration-proof insulating material for all temperature ranges
  • Asbestos substitute, in particular for sealings
  • Smelting and heat-holding crucibles, troughs, runners, semi-finished and finished parts
  • Roller seals in industrial furnaces, flue gas ducts and elastic joints
  • On the fireside for gas and oil firing with gas velocities
  • Carrier material for electrical heating spirals
  • Extremely thermal shock resistant and temperature stable insulation material for periodically run plants
  • Vibration-proof insulating material for all temperature ranges
  • Asbestos substitute, in particular for sealings
  • Smelting and heat-holding crucibles, troughs, runners, semi-finished and finished parts
  • Roller seals in industrial furnaces, flue gas ducts and elastic joints
Documents
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Technical Data Sheets (TDS)

  • PROMAFELT : TECHNICAL DATA SHEET - ENGLISH Email

Technical Data Sheets (TDS)

  • PROMAFELT : TECHNICAL DATA SHEET - ENGLISH Email