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XT-631 Aluminum Fire Retardant Tape
XT-631 Aluminum Fire Retardant Tape

XT-631 Aluminum Fire Retardant Tape

Your Price: $377.00
Part Number:XT-631
  • Coating:Single Coated
  • Adhesive Type:Acrylic
  • Liner:Glassine
  • Roll Length:36 yards
  • Temperature Range:-40 to 572°F (-40 to 300°C)

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Data Sheet

POLYONICS XT-631 is an uncoated 2 mil die cut-able aluminum tape with a 1 mil hi- temperature flame retardant (FR) pressure sensitive acrylic adhesive and liner. XT-631 is ideal for die cut parts used in electrical, electronics, automotive, aerospace and medical industries where the prevention of flame propagation is required.

Slit roll sizes are made to order and ship within 2-4 weeks.


  • REACH and RoHS compliant
  • Halogen-free flame retardant
  • Dimensionally stable at high temperatures
  • Chemically resistant
  • Heat, cold, solvent and voltage resistance
  • Electromagnetic and RF absorption and isolation
  • Electrical and thermal insulation between electrical and mechanical devices and components
  • Thermal mask for the protection of gold fingers of PCBs during wave soldering, solder dip or hot air leveling (HAL)
  • Thermal insulation and heat dissipation for electrical motors
  • Vapor barrier
  • Prevention of flame propagation
  • Electrical insulation for electrical components such as transformers, generators, motors, motor windings, rotors, windings of large coils
  • Dielectric gaskets
  • Thermal barrier for PCBs
  • Circuit board insulation
  • High temperature masking dots
Need custom slitting, or custom die cutting? Email your dimensions and quantity to [email protected] for pricing. 

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