tesa® 54332 Heat Performance Sealer

The Heat Performance Sealer for permanent hole covering applications

Product description

tesa® 54332 combines an extremely heat-resistant aluminum laminated glasscloth layer with an extra thick acrylic adhesive sealer. This product is optimized for the automotive industry to cover unused interior holes that require excellent heat resistance and perfect sealing.

Main features:
  • Extreme temperature resistance up to 200°C/392°F for 30 minutes
  • Reliable corrosion protection, e.g. punch burrs will be securely sealed by 800μm/31.5 mil adhesive layer
  • Noise reduction regardless of the hole dimension
  • Secure adhesion to painted substrates and reinforced plastic substrates in automotive lightweight constructions, e.g. CFRP

Main applications

tesa® 54332 Heat Performance Sealer is especially suitable for permanent hole covering applications that are directly exposed to heat radiation.

To ensure the highest performance possible, our aim is to fully understand your application (including the substrates involved) in order to provide the right product recommendation.

Technical properties

Type of adhesive

modified acrylic

Type of liner

PE-coated paper

Total thickness

1010 µm

Backing material

aluminium laminated glasscloth

Adhesion to steel

22 N/cm

Puncture Resistance

400 N



Rating properties



UBC / Paint Compatibility


Humidity Sealing


Additional Info

tesa® 54332 can be supplied in customer specific dimensions according to customer requirements and applications in either roll or sheet form.

tesa’s automation and application solution department provides customised equipment and self-designed application tools to enhance productivity.

Adhesion value refers to the acrylic adhesive layer which has been reinforced by a 36µm/1.4 mil d/s etched PET, measured on ASTM-Steel after 3 days of dwell time at RT.

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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