The 3M™ Dual Lock™ Reclosable Fastener SJ3443 features a non-woven material on the back of a black, polypropylene reclosable fastener. It has a closure life of 1000.
The 3M™ Dual Lock™ Reclosable Fastener SJ3443 is for use with a variety of 3M™ Hot Melt and Liquid Adhesives. This product can be bonded to wood, foam, fabric, or similar materials. It has good temperature performance, and temperature resistance up to 158°F to 200°F (70°C to 93.33°C) depending upon adhesive selected.