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Printashrink SPF

Printashrink SPF is a 2:1 shrink ratio heatshrink polyolefin with a working temperature of 135°C. It is a UL approved, fire retardant sleeve which meets MIL-SPEC requirements making it perfect for aerospace, military, defence and other professional applications. It is available in many colours and sizes up to 101.6mm ID and can be cut and printed as required.

This flexible, 2:1 heatshrink tube is ideal for a wide range of applications where MIL-SPEC and/or UL approval is necessary or favourable. It is used in many industries including military/defence, aerospace, electrical, electronic and automotive sectors and is valued for its insulation, mechanical protection and strain relief properties. Its smooth, regular surface and availability in many colours and sizes also makes it perfect for printing both text and logos. We offer our full range of printing and cutting services on this high strength, resilient tube making it perfect for branding and marking requirements

Technical Data

  • Shrink Ratio: 2:1
  • Shrink Temperature: >90°C
  • Operating Temperature: -55°C - +135°C
  • Flame Retardant: Yes (except clear)
  • Colours:
    • Black,
    • Red,
    • Yellow,
    • Blue,
    • White,
    • Clear,
    • Other colours available upon request
  • Sizes: 1.2 - 101.6
  • Packing: Reels, mini-reels, mini-packs, cut to length, kits, cut sleeves
  • Print: Yes, full range of text and logos in all colours
  • Approvals: AMS-DTL-23053/5 Cl 1, 2 & 3, UL certified, CSA certified, Def Stan 59-97 Type 2b, VG 95343 Pt5 Type A+B, VDE 0341 Pt9005, BS 4G-198 Pt3 11B, RoHS compliant
  • Applications / Industries:
    • General
    • Commercial
    • Electrical
    • Electronics
    • Industrial
    • Mechanical
    • Automotive
    • Military-defence
    • Aerospace
Properties Typical Values Test Methods
Operating Temperature -55°C - +135°C
Full recovery temperature 120°C
Shrink temperature >90°C
Shrink Ratio 2:1
Longitudinal change +5% -5%
Flammability Pass (except clr) ASTM D2671
Heat shock (4hrs) No dripping, cracking or flowing
Low temperature flexibility (4hrs @ -55°C) No cracking
Heat ageing (168hrs) @ 175°C, no dripping, cracking or flowing
Dielectric strength 20kV/mm min
Fluid resistance At 23°C for 24hrs, aircraft fuel, phosphate ester based, lubricating oil ester based ISO1871 Test liquids B, 103, 101

Free Artwork service

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Cable Identification

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