tesa® 58372

tesa® 58372

50µm double sided PET flame retardant tape

tesa® 58372 is a translucent, double-sided PET tape equipped with flame retardant tackified acrylic adhesive.
The white/red logo glassine liner ensures it can be easily released without adhesive residue.

Product Features

  • Thickness: 50µm

  • Flame retardant per UL 94 VTM-0 level

  • Good bonding performance

  • High long-term reliability and aging resistance

  • Good handling performance in converting process

  • Conforming to RoHS, REACH

  • Halogen-free

  • Its ultra thinner PET backing offers excellent converting performance for purpose of lamination.

  • The flame retardant acrylic adhesive gives this product unique anti-flaming property, and also a good bonding performance even after long-term storage conditions.

Application Fields

tesa® 58372 can be introduced for EV battery pack sealing when it laminated with foamto meet the flame retardant target for E-mobility market. It is also used for general mounting applications especially in the EV battery system and the other environment in automotive industry when it comes with anti-flaming requirement.

Technical Data

Type of liner glassine
Weight of liner 80 g/m²
Backing material PET film
Type of adhesive tackified acrylic, acrylic, advanced acrylic, modified acrylic
Total thickness 50 µm
Color translucent, transparent, optically clear
Color of liner white/red logo
Thickness of liner 69 µm

Adhesion to values

Adhesion to ABS (initial) 5.1 N/cm
Adhesion to ABS (after 3 days) 7.1 N/cm
Adhesion to Aluminium (initial) 6.3 N/cm
Adhesion to Aluminium (after 3 days) 6.8 N/cm
Adhesion to ASTM (initial) 7.1 N/cm
Adhesion to PC (initial) 6.3 N/cm
Adhesion to PC (after 3 days) 7.3 N/cm
Adhesion to PI (initial) 5.9 N/cm
Adhesion to PI (after 3 days) 7.4 N/cm
Adhesion to Steel (initial) 7.1 N/cm
Adhesion to Steel (after 3 days) 8.5 N/cm


Humidity resistance good
Static shear resistance at 23°C good
Temperature resistance long term 125 °C