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Scotch® 79 Standard Glass Cloth Tape

Scotch® 79 Standard Glass Cloth Tape has an electrical grade acrylic pressure sensitive adhesive that gives the tape a high temperature resistance of 150_C. With excellent conformability, absorption and high solvent resistance this tape is perfect for transformer and motor applications.

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  • Features + Applications
  • Specifications
  • Video + Downloads
  • Features

    • High temperature resistance (150 °C)

    • Excellent Conformability

    • Superb absorption of resin and varnishes

    • High solvent resistance

    • Colour = White

    • Available in sizes: 15mm x 55m, 19mm x 55m, 25mm x 55m, 30mm x 55m, 50mm x 55m


    • For use in a variety of coil/transformer and motor applications including an outer wrap for bobbin wound coils, banding arbor wound coils, lead pad hold down, end turn and lead anchor and connection

  • Specifications




    7.0 mils (0,177 mm)

    Temperature Range

    150° C



    Backing (Material Type)

    Glass Cloth



    Width x Length

    Available: 15mm x 55m, 19mm x 55m, 25mm x 55m, 30mm x 55m, 50mm x 55m

    Dielectric Strength

    3000 V

    Breaking Strength

    150 lbs/in (262 N/10 mm)

    Thermal Conductivity

    2.7 x 102 megohm

    Adhesion to Steel

    30 oz/in (3,3 N/10 mm)


    UL Recognized Component listing for 302° F (150° C)

    Flame Retardant


  • Brochures

    • Electrical Tapes Brochure


    • 3M Scotch® 79 Standard Glass Cloth (150_C) Datasheet

Scotch® 69 Premium Glass Cloth (200?C)

Learn More

3M offer a range of mastic tape solutions too! Ranging from mastic tape rolls,to mastic tape pads and electrical putty!

Learn More
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