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.

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.
- 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
Technical data for GS 521
Sizes & Colors
Colors Available
| Standard Widths | 0.47 in, 0.7 in, 0.94 in, 1.41 in, 1.88 in 12 mm, 18 mm, 24 mm, 36 mm, 48 mm |
|---|---|
| Standard Lengths | 60.1 yd 55 m |
Construction
| Adhesive | Synthetic rubber/resin hot melt adhesive |
|---|---|
| Backing | Fiberglass reinforced, cast biaxially oriented polypropylene film |
Applicable Standards
| ASTM D 5330, Type II |
| FDA Indirect Contact CFR 21, 175.105 |
Properties
| Adhesion to Stainless Steel | 70 oz/in width 7.66 N/10 mm |
|---|---|
| Elongation | 3.70% 3.70% |
| Standard Core Size | 3 in |
| Service Temperature Max | 150 F 66 C |
| Service Temperature Min | -10 F -23 C |
| Tensile | 300 lbs/in width 525.4 N/10 mm |
| Thickness | 6.3 mils 0.16 mm |
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.
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.
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