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tesa® 64142

21µm transparent (PV0) 3-Layer PEEK Laminate

Product description

tesa® 64142 is a 3-Layer Laminate based on a high performance amorphous PEEK film and a proprietary damping layer. The laminate design is 3µm PEEK film / 15µm damp-er film / 3µm PEEK film. tesa® 64142 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

Application Fields

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

Product Construction

Adhesive weight 23 g/m²
Density 1.1 g/cm³
Film Material PEEK
Tensile strength 7 N/cm
Thickness of film 3 µm
Adhesive damper modified acrylic
Total thickness 21 µm
Young's Modulus 0.8 Gpa
Thickness of damper 15 µm
Color transparent

Properties / Performance Values

Humidity resistance ++
Delamination 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.