3M™ Dual Lock™ Resealable Snap Tape SJ3540

Harmonization Code : 3926909790 |  
Main features
  • Black, interlocking mushroom-shaped heads (250 stem density per square inch)
  • Mates with Type 170, Type 250 or Type 400 stem densities
  • Strong fastener secures with an audible snap, verifying closure

Product Description

3M™ Dual Lock™ Reclosable Fasteners SJ3540 is a high-performance reclosable fastening system designed with a synthetic rubber-based adhesive on the back of a durable black polypropylene strip. Featuring interlocking mushroom-shaped stems, these fasteners provide strong, reliable attachment with the ability to open and close repeatedly. They are engineered for bonding to a wide range of substrates, including low surface energy materials.

Product Key Features

  • Mushroom-shaped stems interlock securely for strong fastening with repeated opening and closing
  • Available in 250 stems per square inch for varying strength and engagement levels
  • Provides excellent initial tack, especially on low surface energy surfaces
  • Polypropylene backing ensures long-lasting performance
  • Can replace traditional fasteners such as screws, bolts, or snaps in many applications
  • Pressure-sensitive adhesive allows quick installation without special tools

Applications

  • Attaching panels, covers, and access doors
  • Mounting lightweight components and assemblies
  • Securing signage, displays, and decorative elements
  • Applications requiring frequent removal and reattachment
  • Bonding to plastics and other low surface energy materials
  • General industrial and commercial fastening solutions
Product Family
3M-SJ3540  
25
45.7 2.5
5.7
Black

Catalog Product

Unlike other products we offer, the products listed on this page cannot currently be ordered directly from the website.
Shipping in 2 weeks

Technical Specifications

General Properties
Adhesive Layer
Adhesive Layer
A layer that is applied to one surface or both to bind items together and resist their separation
Synthetic rubber