- Tough, thermoplastic polyurethane elastomer has a high shear strength and resists minor scratches, tears, erosion and punctures
- Thin and conformable film is easy to apply and conforms over curved surfaces
- Can be painted over or applied to painted surfaces
- Designed for outdoor industrial applications
- Applications include helicopter rotor protection and matte black paint replacement
3M™ Polyurethane Protective Tape 8664NA is a matte black, 6 mil, leading edge erosion protection film designed to be co-cured with composite materials or be bonded to substrates using a structural adhesive. It resists minor punctures, tearing and abrasion. This film is qualified to aerospace specifications.
Help prevent structural damage to helicopter rotor blades with minimal effect on blade track and balance
Resists Minor Wearing, Abrasion and Tearing
3M™ Polyurethane Protective Tape 8664NA is a transparent thermoplastic polyurethane elastomer film designed to provide premium leading edge erosion protection. With minor scratch, tear, erosion and puncture resistance that comes from the polyurethane backing, this film also includes a high shear strength. It can withstand a wide variety of difficult conditions, including rain and sand erosion. The 8664NA can be applied efficiently in aircraft and rotorcraft production and maintenance.
Learn More about Polyurethane Protective Tapes for Rotor Blades
(PDF, 4.96 Mb)
Our Best for Your Best
3M is proud to partner with organizations across the spectrum of aerospace and related industries. Enabling efficiencies, reducing process times and lowering aircraft weight is how we execute our never-ending mission to offer best-in-class adhesives, sealants, surface protection products and composite resins that effectively reduce costs on multiple fronts. Professionals across the industry know the numerous advantages of 3M Aerospace.
Our brand is widely recognized for the highest standards of quality and performance, adding value to the final results. By engineering reliability, longevity and value into all of our products, we have a history of saving money by reducing waste, rework and time.