• Item Name: 3M™ Dual Lock™ Reclosable Fastener SJ3558
• Manufacturer: 3M
• Technologies: Interlocking mushroom-shaped heads, white acrylic conformable foam tape, pressure-sensitive adhesive
• Color: Clear / White
• Cure Type: Pressure-sensitive adhesive (self-adhesive, no curing required)
• Package Size: Contact to Techniq VN for details
• Shelf Life: Contact to Techniq VN for details
1. Product Overview
3M™ Dual Lock™ Reclosable Fastener SJ3558 is a clear, durable fastener featuring interlocking mushroom-shaped heads with 250 stems per square inch. It provides a strong, reclosable attachment suitable for a variety of substrates, including metals and plastics, and serves as a convenient alternative to screws, nuts, or bolts. The fastener integrates a white, acrylic, conformable foam tape for secure adhesion.
2. Applications
Ideal for indoor and outdoor use, this fastener is suited for access panels, graphic attachments, specialty vehicle interiors, general industrial applications, and small component assembly. It allows easy positioning of parts before final engagement, ensuring design flexibility.
3. Typical Properties
| Property | Description |
|---|---|
| Product Type | Reclosable fastener with interlocking mushroom heads |
| Color | Clear |
| Adhesive Color | White |
| Stem Density | 250 stems per square inch |
| Closure Life | Up to 1000 open/close cycles |
| Maximum Operating Temperature | 93 °C (200 °F) |
| Backing Material | Acrylic conformable foam tape |
| Performance Features | Strong, durable fastening with audible snap; heat, chemical, UV resistant |
| Application Flexibility | Compatible with Type 170, Type 250, or Type 400 fasteners for varying strength |
| Recommended Substrates | Metals, acrylics, polycarbonate, ABS |
| Advantages | Hidden attachment, aesthetic appearance, no drilling/screwing required |
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