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3M 9731

3M 9731 was developed with a high-performance acrylic adhesive on the face side and a silicone adhesive on the liner side of a 1 mil clear PET carrier.
It is excellent for demanding applications where silicone materials must be bonded to a range of substrates.

  • Adhesive Type: Acrylic/Silicone, Acrylic
  • Backing (Carrier) Material: Polyester Film, Polyester
  • Total Tape Thickness without Liner (Imperial):5.5 mils, 2 mil
  • Total Tape Thickness without Liner (Metric):0.14 mm, 0.05 mm
  • Combining a silicone-based adhesive and a rubber-based adhesive on a flexible, strong 1 mil clear polyester film (PET) carrier, our 3M™ Double
  • Coated Tape 9731 is excellent for gaskets and other specialized applications involving silicone parts.
  • The silicone adhesive provides a good bond to silicone rubber and strong holding power to various silicone surfaces.
  • The face side features 3M™ Adhesive 350, an acrylic adhesive that provides very high adhesion to a wide variety of materials.
  • Both adhesives enable the tape to perform effectively across a range of applications, including high-temperature performance, good solvent resistance, very good holding power, and excellent UV resistance.
  • The thin polyester carrier provides dimensional stability and improved handling with ease of die-cutting and lamination.
  • Both the 3 mil PET liner and the poly-coated kraft paper release liner provide reliable performance for industrial applications, such as die-cutting and automated dispensers.
  • The liners also help reduce edge curl and protect the tape from humidity extremes.
3M 9731
3M 9731
3M 9731
3M 9731

3M 9731 Features

  • Ideal for attaching silicone rubber elastomers and foam
  • Features acrylic and silicone adhesives for specialized applications such as silicone gasketing
  • 3M™ Adhesive 350 on the face side provides exceptional temperature and chemical resistance
  • 3 mil silicone adhesive on the liner side bonds well to silicone substrates
  • Double-lined – Adhesive 350 on 58# 4.2 mil PCK liner and silicone adhesive on 3 mil PET liner

3M 9731 Applications

  • Gasketing
  • Filters
  • Silicone foams and rubber

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    About Us

    We are adhesive materials and whole set solutions provider in China.

    We provide standardized adhesive tapes as well as customized services from coating to die-cutting. 

    Adhesive Tape Category

    • 3M Adhesive Tape
    • TESA  Adhesive Tape
    • NITTO  Adhesive Tape
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    • PORON Foams

    Brand

    • 3M 
    • TESA 
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    • BISOCO
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