The technical self-adhesive hook and loop fastener 3M Dual-Lock™ SJ3552 is composed of mushroom-shaped heads and acrylic VHB adhesive. It is suitable for use both indoors and outdoors. Allows connection with medium-density header type for higher joint strength or with high-density header type for high joint strength. Withstands up to 1000 cycles of connection and disconnection.
Velcro can be used on surfaces with high surface energy (HSE): unpainted metals, glass, wood, stone, ceramics, etc., and with medium surface energy (MSE): metals painted with non-baked paints, plastics except LSE, natural fabrics, etc.