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3M™ Polyurethane Protective Tape 8664HS

Part Number 8664HS3M Product Number 8664
  • Tough, thermoplastic polyurethane elastomer has a high shear strength adhesive and resists minor scratches, tears, erosion and punctures
  • Thin and conformable tape is easy to apply and conforms over curved surfaces
  • Can be painted over, or applied to painted surfaces
  • Acrylic adhesive adheres to a wide variety of substrates and retains a constant level of adhesion over time, yet removes easily when necessary
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Specifications
Attribute Name
Value
Adhesive Type
High Shear Acrylic
Application
Erosion Protection, Rotor Blade Protection, Surface Protection
Backing Thickness (Imperial)
4 mil
Brand
3M™
Capabilities
Aircraft Maintenance & Production Efficiency, Aviation Safety Enhancement
Color
Black
Flame Retardant
No
Storage Environment
Room Temperature
Total Thickness
6 mil
Product Details
  • Tough, thermoplastic polyurethane elastomer has a high shear strength adhesive and resists minor scratches, tears, erosion and punctures
  • Thin and conformable tape is easy to apply and conforms over curved surfaces
  • Can be painted over, or applied to painted surfaces
  • Acrylic adhesive adheres to a wide variety of substrates and retains a constant level of adhesion over time, yet removes easily when necessary

3M™ Polyurethane Protective Tape 8664HS is a matte black, 6 mil, leading edge erosion protection tape comprised of a tough polyurethane backing and a high shear acrylic adhesive. It resists minor punctures, tearing and abrasion. This tape is qualified to aerospace specifications.

Comparison between polyurethane tape-protected area and erosion of unprotected area of aluminum substrate
Aluminum substrate after 45 minutes of rain--left side unprotected, right side protected with 3M Polyurethane Protective Tape
Resists Minor Wearing, Abrasion and Tearing
3M™ Polyurethane Protective Tape 8664HS is a transparent thermoplastic polyurethane elastomer tape designed to provide premium leading edge erosion protection. With minor scratch, tear, erosion and puncture resistance that comes from the polyurethane backing, this tape also includes a high shear strength acrylic adhesive. It can withstand a wide variety of difficult conditions, including rain and sand erosion. The tape can be applied efficiently in aircraft and rotorcraft production and maintenance.

Learn More about 3M Polyurethane Protective Tapes for Rotor Blades (PDF, 4.96 Mb)

Helicopter in flight with rotor blades in motion
Help prevent structural damage to helicopter rotor blades with minimal effect on blade track and balance
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.

Learn More about the 3M™ Scotch-Weld™ Repair Paste 2110 Kit

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