Product Construction
| Backing material | PET |
| Colour | transparent |
| Colour of liner | yellow |
| Total thickness | 260 µm |
| Type of adhesive | modified acrylic |
| Type of liner | glassine |
tesa® 54349 90% PCR PET
Sealing patch for exterior hole covering applications with sustainable content
Product Features
- 90% post-consumer recycled (PCR) PET content in backing
- High transparency for secure application and easy quality control
- Excellent puncture resistance and stone chipping protection
Product description
tesa® 54349 combines a strong PET layer, consisting of 90% post-consumer recycled (PCR) content, with a powerful solvent-free acrylic adhesive including bio-based tackifiers. This product is optimized for the automotive industry to securely cover holes that require excellent sealing properties in combination with very high-temperature resistance. To ensure a secure and precise hole covering application, this product can be delivered with target printing on top of the transparent die cut.
Product details and specifications
Product Features
- 90% post-consumer recycled (PCR) PET content in backing
- High transparency for secure application and easy quality control
- Excellent puncture resistance and stone chipping protection
- Excellent temperature resistance up to 180°C
- Reliable corrosion protection
- Good paint anchorage and UBC (PVC) compatibility
- Very good resistance to chemicals
- Secure adhesion on steel, aluminum, plastics, painted substrates, and reinforced plastic substrates in automotive lightweight constructions, e.g. CFRP
Application Fields
tesa® 54349 is especially suitable for various exterior hole covering applications along the automotive production process. Example applications are:
- After e-coat where good compatibility to UBC (PVC) and sealing is required, e.g. car underbody, wheel arches, engine compartment
- Before paint shop where good paint compatibility is essential
- At the assembly line for hole covering on all car body areas, e.g. pillars, rocker, front/rear floor
Product Construction
| Backing material | PET |
| Colour | transparent |
| Colour of liner | yellow |
| Total thickness | 260 µm |
| Type of adhesive | modified acrylic |
| Type of liner | glassine |
Properties / Performance Values
| Temperature resistance (30 min) | 180 °C |
| Abrasion resistance | good |
| UBC / Paint compatibility | good |
| Conformability | low |
| Chemical resistance | very good |
| Humidity resistant | very good |
| Puncture resistance | 880 N |
Properties / Performance Values
| Temperature resistance (30 min) | 180 °C |
| Abrasion resistance | good |
| UBC / Paint compatibility | good |
| Conformability | low |
| Chemical resistance | very good |
| Humidity resistant | very good |
| Puncture resistance | 880 N |
Adhesion to Values
| Adhesion to Steel (initial) | 10 N/cm |
Adhesion to Values
| Adhesion to Steel (initial) | 10 N/cm |
Additional Info
Puncture resistance acc. tesa® J0PM0232, measured from backing side 24 h after application at room temperature:
- Test climate = 23 ± 1 °C/ 50 ± 5 % relative humidity
- Substrate = e-coated panel, 0.7 mm thickness and hole diameter of 30 mm
- Patch diameter = 50 mm Pin diameter = 20 mm
- Pressurization = 4 kg roll, 5 x back and forth
- Test speed = 300 mm/min
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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