The 3M SJ3522 is a Dual Lock Reclosable Fastener. It's a versatile, pressure-sensitive adhesive-backed fastener designed for attaching various materials securely and reclosably. The SJ3522 offers a strong, reliable alternative to screws, bolts, snaps, and rivets, allowing for easy assembly and disassembly.

Applications

• Attaching access panels in machinery and equipment
• Securing signs and displays
• Mounting interior trim in automotive applications
• Attaching components in electronic devices
• Creating removable and repositionable attachments in packaging
• Used in point-of-purchase (POP) displays.

Features

• Self-mating design with interlocking mushroom-shaped stems
• Pressure-sensitive adhesive backing for easy application
• High tensile strength for secure attachment
• Reclosable design for repeated use
• Vibration and impact resistance
• Designed to bond to metals, glass, painted surfaces and many plastics.

Benefits

• Eliminates the need for mechanical fasteners
• Speeds up assembly time
• Provides a clean, aesthetically pleasing appearance
• Allows for easy disassembly and reassembly
• Reduces noise and vibration
• Increases design flexibility

Additional Details

The SJ3522 consists of polyolefin material with interlocking mushroom-shaped stems that provide five times the tensile strength of typical hook and loop fasteners. The pressure-sensitive adhesive is formulated for high bond strength on a variety of surfaces. The fastener maintains its holding power even after repeated opening and closing. It is available in various widths and lengths to suit different application requirements. It features a black color and is approximately 0.23 inches thick when mated. The adhesive is a rubber based adhesive.