3M 5557 Water Contact Indicator Tape
3M™ Water Contact Indicator Tape 5557 is a 10.2 mil (259 micron) thick tape used to indicate water contact. The tape turns from white to red upon direct water contact. Tape may be die cut using rotary die cutting process. Substrate should be smooth, clean, dry and oil-free to ensure good wet-out and adequate adhesion. Adhesive should not…
