1. Bulgaria
  2. All 3M Products
  3. Tapes
  4. Reclosable Fasteners
  5. Mushroom Hook Fasteners
  6. 3M™ Dual-Lock Reclosable Fastener SJ-3540 250

3M™ Dual-Lock Reclosable Fastener SJ-3540 250

  • 3M ID 70070521060

Black fastener with mushroom shaped stems, backed with a rubber based pressure sensitive adhesive

Type 250 mates to Type 170, 250 or 400. Closes with an audible snap

Designed to bond to many plastics, powder coated paints and other low surface energy materials

View more details
Frequently viewed resources
Tech Data Sheet (PDF, 1MB)

Details

Highlights
  • Black fastener with mushroom shaped stems, backed with a rubber based pressure sensitive adhesive
  • Type 250 mates to Type 170, 250 or 400. Closes with an audible snap
  • Designed to bond to many plastics, powder coated paints and other low surface energy materials
  • Opens and closes 1000 times before losing 50% of its original tensile strength
  • High initial tack

3M™ Dual Lock™ Reclosable Fastener SJ3540 has a rubber based adhesive on the back of a black, polypropylene reclosable fastener. It's suitable for bonding many plastics, powder coated paints and other low surface energy materials. Our reclosable fastener has 40 mushroom shaped stems / cm² with a 5.8 mm engaged thickness.

3M™ Dual Lock™ Reclosable Fastener SJ3540 is designed for use with many plastics (acrylic, polycarbonate and AS), powder coated paints and low surface energy materials (polypropylene and polyethylene). It’s a Type 250 stem density polyolefin fastener that is backed with a rubber based pressure sensitive adhesive. Our fastener has a closure action life of 1000 times before losing 50% of its original tensile strength, making it reliable for longer. This product has low temperature performance, with a temperature resistance of up to +50 °C long-term (+70 °C short-term), and is for indoor use only.

Typical properties

Resources

Connect with us. We’re here to help.

Need help finding the right product for your project? Contact us if you need product, technical or application advice or want to collaborate with a 3M technical specialist