3M Dual Lock – SJ3550

The 3M Dual Lock SJ3550 is a heavy-duty, black reclosable fastener with mushroom-shaped stems that interlock to create strong, vibration-dampening bonds, offering an alternative to screws/bolts, bonding well to metal, glass, and plastics with an acrylic adhesive, and providing multiple openings/closings with an audible snap for secure closure.

28,000.00

Size / Dimension: 

1″ x 50 yrds

SKU ID:

SJ3550

Features & Applications

  • Material: Black, mushroom-shaped stems on a white acrylic foam backing with strong adhesive.
  • Size: 1″ x 50yrds
  • Strength: Provides strong, durable bonds, 5X stronger than typical hook-and-loop fasteners, with vibration reduction.
  • Reclosable: Can be opened and closed many times (up to 1,000 cycles).
  • Application: Bonds to metal, glass, acrylic, polycarbonate (PC), and ABS plastics.
  • Design: Self-mating (one roll can be cut and used as two pieces), offering design flexibility.
  • Closure: Features an audible “snap” for confirmation of secure closure.
  • Use: Replaces screws, rivets, and bolts for applications like panels, signs, displays, and electronics.

Applications:

  • Material: Black, mushroom-shaped stems on a white acrylic foam backing with strong adhesive.
  • Strength: Provides strong, durable bonds, 5X stronger than typical hook-and-loop fasteners, with vibration reduction.
  • Reclosable: Can be opened and closed many times (up to 1,000 cycles).
  • Application: Bonds to metal, glass, acrylic, polycarbonate (PC), and ABS plastics.
  • Design: Self-mating (one roll can be cut and used as two pieces), offering design flexibility.
  • Closure: Features an audible “snap” for confirmation of secure closure.
  • Use: Replaces screws, rivets, and bolts for applications like panels, signs, displays, and electronics.

Certificate of Conformance will be delivered with the product

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