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Pyrotek LUMIFELT AL20 High Temperature Kevlar® Felt


Subcategory: Oxide, Aluminum; Thermoset; Oxide

Material Notes:
Lumifelt is composed of heat resistant para linked type Kevlar® fiber. Lumifelt is an ideal insulating pad for a variety of applications. It is needle punched to give it high tensile strength and good holding strength to maintain product integrity.


  • Insulating pads for high-temperature glass transfer applications
  • Sealing materials for annealing furnace of nonferrous metal
  • Heat shields for furnace doors
  • Cushioning material for hot glass transfer and conveyance
  • Insulating pads for conveyor line and shock absorber
  • Covering material for conveyor rolls


  • Asbestos-free
  • Excellent heat and abrasion resistance
  • High elasticity
  • Long life to cyclic loading
  • Good recovery from compression
  • Light weight
  • Good coefficient of friction
  • Will not damage nor blur the surface of glass containers or other high-temperature glass products
  • Porosity reduces the temperature difference between pad contacting and non-contacting surfaces

Information provided by Pyrotek.

Available Properties
  • Density
  • Permeability
  • Compressive Strength
  • Coefficient of Friction, Static
  • Abrasion
  • Thermal Conductivity
Property Data

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