1. 3M Products
  • 3M™ Dual Lock™ Reclosable Fastener SJ3440, Black, 25 mm x 45.7 m, 4.1 mm
  • 3M™ Dual Lock™ Reclosable Fastener SJ3440, Black, 25 mm x 45.7 m, 4.1 mm

    3M ID 7000001979
    • Resist high temperatures, solvents, contamination and corrosion when fastening
    • Hear an audible snap when being used
    • Use hundreds of times to fasten items and materials
    • Provide resistance to solvents, temperature extremes and UV light
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    Specifications
    Adhesive Type
    Non Adhesive
    Brand
    Dual Lock™
    Closure Life
    1000
    Flame Retardant
    No
    Industries
    Construction, Electronics, Furniture, General Industry, Medical, Military and Government, MRO, Packaging, Retail, Specialty Vehicle, Transportation
    Low Profile
    No
    Maximum Operating Temperature (Celsius)
    93 Degree Celsius
    Product Colour
    Black
    Product Form
    Roll
    Units per Case
    2
    Details
    • Resist high temperatures, solvents, contamination and corrosion when fastening
    • Hear an audible snap when being used
    • Use hundreds of times to fasten items and materials
    • Provide resistance to solvents, temperature extremes and UV light
    • Use a high clarity, visible and detectable tape for applications where marking or identification is needed

    3M™ Dual Lock™ Reclosable Fastener SJ3440 is black, with 40 mushroom shaped stems / cm² and an engaged thickness of 4 mm. Our reclosable fastener is plain backed with no adhesive.

    Watch our strong pressure adhesive 3M™ Dual Lock™ Reclosable Fastener SJ3440 bond on contact, and hear an audible snap as its being used. With resistance to high temperatures, solvents and contamination, it’s the ideal alternative to traditional fastening methods such as screws, nuts or bolts. Our black, plain backed, no adhesive fastener has 250 mushroom shaped stems per square inch. It bonds strongly on contact with materials used.

    Suggested Applications

    • Fasten items and materials securely hundreds of times
    • Use for high performance splicing in printing applications
    • Protect granite, marble and wood during sandblasting processes
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