tesa® 64803

High density PVC closed cell double sided foam tape 3.2mm thick (black). Ideal for use in the glazing market


Product description

  • The closed cell foam can create a waterproof barrier when compressed, while still being flexible enough to seal uneven surfaces.
  • The higher density foam of tesa® 648 Series foam tapes has a great resistance to water penetration, making it the ideal choice for sealing applications in the glazing market.
  • tesa® 648 series is resistant to UV.
  • The product is available in customized die cuts.


Product details and specifications

Application Fields

tesa® 648 series foam tape is an approved primary glazing seal for domestic and commercial glazing systems.
Application ideas:
  • Primary seal between the glass and metal frame in commercial and domestic windows and window walls
  • Dampening vibrations between the metal frame and cladding in the transport industry
  • Die-cut corner seal in domestic and commercial windows.
Backing material PVC foam
Color black
Total thickness 3,200 µm
Type of adhesive acrylic
Type of liner paper
Elongation at break 65 %
Tensile strength 20 N/cm
Temperature resistance long term 90 °C
Ageing resistance (UV) good
Temperature resistance short term 105 °C
Adhesion to Glass (initial) 5 N/cm
Adhesion to Glass (after 14 days) 7 N/cm
Adhesion to Steel (initial) 6.5 N/cm
Adhesion to Steel (after 14 days) 8 N/cm
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.
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Product comparison

Name of product tesa® 64803 tesa® 64802 tesa® 64801 tesa® 62588 tesa® 64701 tesa® 4156 PV1 tesa® 60402 tesa® Printer's Friend 4863 PV3 tesa® 62580 tesa® Softprint 53414 FE tesa® Softprint 73522 FE-X (EA), Soft
Total thickness
3,200 µm
1.6 mm
1.2 mm
1.6 mm
50 µm
1,600 µm
620 µm
430 µm
550 µm
Type of adhesive
acrylic
acrylic
acrylic
functional
acrylic
natural rubber
acrylic
natural rubber
functional
tackified acrylic
tackified acrylic
Backing material
PVC foam
PVC foam
PVC foam
PET film
PVC foam
cellophane
PVC foam
Silicone-coated cloth
PET film
PE foam with film lamination
PE foam with film lamination
Adhesion to Steel (after 14 days)
8 N/cm
8 N/cm
8 N/cm
8 N/cm
Temperature resistance short term
105 °C
105 °C
105 °C
105 °C
Last updated on 15 May 2024