Tacky Tape® SM5142BY is a sealant tape developed for vacuum bagging operations. This product has been formulated to outperform all tapes in its class. With aggressive initial tack, it will maintain an air-tight seal during the cure cycle, yet strip clean from the tool, with virtually no trace of residue. SM5142BY provides easy, almost effortless de-bagging, and minimal to no clean-up between production cycles. SM5142BY exhibits these excellent usage and release characteristics from composite and metal tools, in both oven and autoclave applications.


  • Easy to apply by hand (User friendly)
  • Ideal for oven or autoclave cure
  • Excellent release from composite tooling
  • Uses include: debulking/ compacting, envelope bagging, resin damming, or as pressure strip
  • Has been shown to survive 30 debulking cycles
  • Room temperature to 400°F (204°C) cure cycles
  • Maintains adhesion during low temperature cycling
  • Strips clean from various tools surfaces leaving no residue
  • Good adhesion to various films & tool surfaces
  • Non-Hazardous


  • 1/2″ x 1/8″ x 30′  Roll (32 Rolls / Carton)
  • 1/2″ x 1/8″ x 25′  Roll (40 Rolls / Carton)


  • Bright Yellow


  • 14 months when stored at or below 80°F (27°C)