tesa ® 64165

40µm transparent (PV0) 3-Layer PEEK Laminate

Product description

tesa ® 64165 is a 3-Layer Laminate based on a high performance amorphous PEEK film and a proprietary damping layer.  The laminate design is 5µm PEEK film / 30µm damp-er film / 5µm PEEK film. tesa ® 64165 is produced under cleanroom conditions and is meant to be used as an acoustic membrane in micro speaker systems.

Special features:
  • Increased performance and reliability
  • Stable damper properties
  • Optimize yield rate
  • High and consistent acoustic performance
  • Different damper solutions and laminates available

Main applications

3-Layer PEEK Laminate for receiver and high performance speaker diaphragms

Technical properties

Film Material


Thickness of film

5 µm



Total thickness

40 µm

Adhesive damper

modified acrylic

Thickness of damper

30 µm

Young's Modulus

0.7 gigapascal

Adhesive weight

43.5 g/m²

Tensile strength

11 N/cm


1.09 g/cm³

Rating properties

Delamination resistance


Humidity resistance


tesa® products prove their impressive quality day in, day out in demanding conditions and are regularly subjected to strict controls. All technical information and data above mentioned are provided to the best of our knowledge on the basis of our practical experience. They shall be considered as average values and are not appropriate for a specification. Therefore tesa SE can make no warranties, expressed or implied, including, but not limited to any implied warranty of merchantability or fitness for a particular purpose. The user is responsible for determining whether the tesa® product is fit for a particular purpose and suitable for the user’s method of application. If you are in any doubt, our technical staff will be glad to support you.