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Black Self-Adhesive Eco-Friendly Low Profile Dual Lock Reclosable Fastener 3M SJ4575 1inx50yd



Product Name 3M™ Dual Lock™ Low Profile Reclosable Fastener SJ4575
Color Black (fastener), Clear (adhesive)
Fastener Type Interlocking mushroom-shaped stems (Low Profile)
Stem Density 705 stems/in² (110 stems/cm²)
Base Material Black polypropylene
Adhesive Type 3M™ 300LSE Low Surface Energy Acrylic PSA3
Release Liner 86# Polycoated Kraft (PCK)
Unmated Thickness 1.63 mm (64.5 mil)
Engaged Thickness 2.49 mm (98 mil)
Operating Temp -29°C to 70°C (-20°F to 158°F)
Key Features Ultra-thin, self-mating, audible snap closure, UV/water/solvent resistant3M
Bondable Substrates Metals, glass, ABS, PC, PP, PE, powder-coated surfaces, low/medium energy plastics3M
Standard Sizes 5/8", 1", 2" wide × 45.7 m rolls; custom slitting available


Dual Lock FastenerLow Profile Fastener300lse Adhesive3m Sj4575Black Reclosable Fastener
Product Description
3M™ Dual Lock™ SJ4575 is an ultra-thin, black reclosable fastener—half the thickness of standard Dual Lock—featuring 705 stems/in² interlocking mushroom stems for a secure, audible snap closure. Backed with 3M™ 300LSE acrylic adhesive, it bonds reliably to low surface energy plastics (PP/PE) and diverse substrates, ideal for indoor/outdoor use.
A sleek alternative to screws/bolts, it enables hidden, clean mounting with repeated reusability. Perfect for graphic panels, display shelves, lightweight access panels, decorative acoustic panels, and general industrial assembly.

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