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 for 30 minutes
  • Reliable corrosion protection, e.g. punch burrs will be securely sealed by 800μm 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

Backing material

aluminium laminated glasscloth

Total thickness

1010 µm

Type of adhesive

modified acrylic

Adhesion to Steel (after 14 days)

22 N/cm

Type of liner

PE-coated paper

Temperature resistance (30 min)

200 °C

Puncture Resistance

400 N

Rating properties

Humidity Sealing


Flame Resistance




Noise damping


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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