Packaging Tapes

GS 521 High Performance Grade Fiberglass Reinforced Strapping Tape

High performance grade fiberglass reinforced strapping tape for heavy duty closing, strapping, packaging, bundling, unitizing, palletizing and L-Clip applications. GS 521 offers high tensile strength and good adhesion, quick stick and shock resistance to hold strong against the distribution network.

Features & Applications

  • High performance grade fiberglass reinforced strapping tape
  • High tensile strength
  • Good adhesion, quick stick and shock resistance for heavy duty jobs
  • Moisture- and solvent-resistant
  • Will not delaminate, split or crack
  • Specifications

    Learn more about GS 521 in depth by exploring all of its features and uses. You can also visit to learn more about choosing and using tapes.



    Backing: Fiberglass reinforced, cast biaxially oriented polypropylene film

    Adhesive: Synthetic rubber/resin hot melt adhesive

    Liner: NA

    Properties & Technical Data

    Product Nomenclature: GS 521
    Adhesion to Stainless Steel70 oz/in width7.66 N/10 mm
    Service Temperature Range-10 F to 150 F-23 C to 66 C
    Tensile300 lbs/in width525.4 N/10 mm
    Thickness6.3 mils0.16 mm
    Physical and performance characteristics shown above are obtained from tests recommended by PSTC, ASTM, government agencies or Shurtape Technologies, LLC, Quality Assurance and Technical Service departments and do not represent a guarantee of product performance. Individual rolls may vary slightly from these averages. The user should determine whether the product is fit for a particular purpose and is suitable for the user’s method of application before use.


    Sizes & Colors

    Colors Available: Clear (CLR)

    Lengths Available: 60.1 yd

    Widths Available: 0.47 in, 0.7 in, 0.94 in, 1.41 in, 1.88 in

    Sizes and colors disclaimer: Lead times may apply. Please contact Shurtape customer service for information related to stock and non-stock sizes and colors.

    Storage & Usage Conditions

    Tape should be stored in its original packaging in a cool, dry area away from direct sunlight and should be used within 12 months of date of shipment. Surfaces to which tape is applied should be clean, dry and free of grease, oil or other contaminants.

    Applicable Standards

    ASTM D 5330, Type II
    FDA Indirect Contact CFR 21, 175.105

    Related Products

    Where to Buy

    Shurtape Packaging Tapes products are available both online and at retailers nationwide. Check our Where to Buy page for more information on purchasing Shurtape products both locally and online.

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