3M 5557 Ulta-Thin Water Contact Indicator Tape
3M™ Ultra-Thin Water Contact Indicator Tape 5558 is an ultra-thin, 6.0 mil (152 micron) thick tape used to indicate water contact. The tape permanently changes 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…
