3M Dual Lock SJ3550 Reclosable Fastener, 25mm, Black (per meter)

19.60

3M Dual Lock™ SJ3550 Reclosable Fastener (25mm, Black) offers powerful, reusable fastening with clean aesthetics and industrial-grade durability. Sold per meter, it’s ideal for applications requiring a strong, hidden bond that can be opened and closed repeatedly without tools.

Out of Stock

SKU: XYCE00000310 Categories: ,
Description

🔗 Heavy-Duty, Removable Bonding for Professionals

The 3M™ SJ3550 Dual Lock Reclosable Fastener is designed for tough environments where traditional fasteners like screws or rivets aren’t practical. Using interlocking mushroom-shaped stems, it creates a secure “snap-in-place” closure with excellent holding power.

With Type 250 stem density (250 stems per square inch), this black version blends discreetly into dark surfaces while providing robust, vibration-resistant fastening that can be reused up to 1,000 times.


🔍 Technical Specifications

  • Width: 25 mm

  • Color: Black

  • Material: Polypropylene

  • Adhesive: High-performance acrylic VHB adhesive

  • Mating Type: Type 250 (250 stems/in²)

  • Engaged Thickness: Approx. 6.1 mm

  • Temperature Resistance: Up to 93°C continuous use

  • UV/Weather Resistance: Excellent

  • Durability: Reusable up to 1,000 closures

  • Packaging: Sold by the meter


Key Features & Benefits

  • Strong Reclosable Bond: Replaces screws and bolts with clean, tool-free fastening

  • Durable and Secure: Withstands vibration, moisture, heat, and UV exposure

  • Discreet Appearance: Matte black color ideal for low-visibility installations

  • Flexible Application: Installs easily on metals, plastics, glass, and painted surfaces

  • User-Friendly: Snaps together with a satisfying click and removes cleanly


🛠️ Ideal Applications

  • Mounting access panels and control boxes

  • Fastening electronics enclosures and signs

  • Marine and automotive interior components

  • Industrial displays and removable panels

  • Trade show booth construction and portable fixtures