3M™ SJ3550CF

3M™ Dual Lock™ SJ3550CF is a practical alternative to traditional fastening methods such as screws, nuts, rivets, welds and bolts. It is designed to provide a durable, resealable fastening solution suitable for a variety of substrates, such as metals, glass and plastic materials such as acrylics, polycarbonate and ABS.

3M™ Dual Lock™ SJ3550CF features exceptional strength thanks to its interlocking mushroom heads (250 shank density per square inch), providing up to 5 times more tensile strength than typical hook-and-loop products.

The product has a durable, strong adhesion and resists heat, chemicals and UV rays. All products in the 3M™ Dual Lock™ Resealable Fasteners range make an audible click when secured so you can be sure you have applied the product correctly. To unhook them, simply detach the pieces with your hand, moving them away from each other and freeing the hooks.

A lightweight alternative to metal fasteners, this product remains hidden beneath surfaces and does not interfere with the integrity of the material, providing aesthetic improvements and design flexibility.

This product is suitable for many indoor and outdoor applications where a versatile, high strength resealable fastening system is required. Offers long-lasting performance.

CHARACTERISTICS:

-Interlocking black mushroom heads (stem density 250 per square inch) provide a strong, reliable, long-lasting fastener that can be opened and closed multiple times

-It is compatible with Type 170, Type 250 or Type 400 densities to provide different strength combinations

-The clear acrylic tape bonds well to various substrates, including metals, glass and plastics such as acrylic, polycarbonate and ABS

-The strong fastening locks with an audible click to verify successful closure

-Alternative to screws and bolts, this invisible fastener offers perfect fit and smooth aesthetic appearance

-It has good resistance to temperatures of 104°C

-Suitable for use indoors and outdoors