Fabricators of Adhesive Tapes & Flexible Materials

Valox® FR-1 Film is a flame retardant thermoplastic Polybutylene Terephthalate (PBT) film offering good temperature performance and outstanding dielectric strength making it an excellent candidate for a wide range of electrical, electronic and medical applications.

Valox® thermoplastic polyester resins are based on PBT and/or PET polymers and are highly tailorable, combining heat, chemical resistance, and outstanding electrical properties with exceptional good process ability and surface appearance. Custom adhesive backings, sizes, shapes and configurations are available upon request.

Unit of Measure


N/A General Electric

Brand Part Number


Primary Application

N/A Electrical Medical

Application Description

  • Medical applications, such as medical test strips
  • Insulation of electrical and electronic applications such as disc drive, power supply, keyboard, TV/monitor, PC board, business equipment
  • Insulation combined with EMI/RFI shielding when laminated with metal foil


  • Excellent die-electric strength offering UL94 VTM-0 performance down to 125 microns
  • Good temperature performance
  • Ease of fabrication: thermoforming, embossing, clean-edge die-cutting, folding

Markets Served

N/A Electrical Electronics Medical


N/A Valox Film

Adhesive Coating

N/A No Adhesive

Adhesive Type

N/A Plain

Total Thickness

N/A 15.0 mil


N/A Tan

Maximum Width/ Master Roll Width

N/A 36 in

Tensile Strength

N/A 22 lb/in

Elongation Percentage

N/A 57 %

Electrical/Dielectric Strength

N/A 1.09 to 3.3 kv/mil

N/A The physical properties listed are typical values based on PSTC, ASTM and other standard tests. This data should be used as guides only, and not as specification limits. Our recommendations for use are based on practical experience and testing. However, it is the responsibility of the user to determine the suitability of the product for his intended use. MBK Tape Solutions will not assume liability for claims beyond the replacement value of our product proved to be defective.

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