Product Description tesa 51966 is a transparent double-sided industrial fastening tape with a 90% post-consumer recycled (PCR) PET backing and a high-performance acrylic adhesive. The double-sided tape is especially designed for converter and tape specialist business and is able to withstand numerous environmental factors such as humidity, UV light and temperatures of up to 130°C for limited periods of time. The modified acrylic adhesive ensures excellent adhesion on various surfaces, very high tack and good shear strength. tesa 51966 contains on average 8% post-consumer recycled content and consists of 90% recycled PET backing. The liner and the tape core are considered packaging materials and are excluded from the recycled content calculations. This is a third-party environmental claim validated against the UL 2809 Environmental Claim Validation Procedure for recycled content. UL’s Environmental Claim Validation Program is part of UL’s ISO/IEC 17025 accreditation. More information about the UL SPOT® Database can be found at https://spot.ul.com/main-app/products/detail/62a340de7501b678a13670cb? page_type=Products%20Catalog Features • Excellent combination of high initial tack and long-term bond strength • Suitable for long-term applications • Exceptional converting properties Application • Various long-term industrial bonding applications • Specially designed for converters and tape specialists Technical Information (average values) The values in this section should be considered representative and should not be used for precise purposes. Product composition • PET film support • Acrylic adhesive mass • Total thickness 200 µm • Colour transparentProperties/Performance values • Elongation at break 55 % • Tensile strength 20 N/cm • Resistance to chemicals good • Resistance to emollients good • Resistance to ageing (UV) good • Resistance to humidity excellent • Short-term temperature resistance 130 °C • Long-term temperature resistance 80 °C • Resistance min. at temperatures -40 °C • Static slip resistance at 23°C good • Static slip resistance at 40°C good • Tack excellent Adhesion values • ABS (initial) 10.5 N/cm • ABS (after 14 days) 11. 5 N/cm • Aluminium (initial) 9 N/cm • Aluminium (after 14 days) 10 N/cm • PC (initial) 13 N/cm • PC (after 14 days) 13.5 N/cm • PE (initial) 7 N/cm • PE (after 14 days) 7.5 N/cm • PET (initial) 9 N/cm • PET (after 14 days) 9. 5 N/cm • PP (initial) 7.5 N/cm • PP (after 14 days) 8 N/cm • PS (initial) 11 N/cm • PS (after 14 days) 12 N/cm • PVC (initial) 9 N/cm • PVC (after 14 days) 13 N/cm • Steel (initial) 10. 5 N/cm • Steel (after 14 days) 11 N/cm Additional information Liner variants: • PV06: red MOPP film (80µm; 72g/m²) • PV20: brown silicone paper with logo (69µm; 80g/m²) According to VDA278 analysis, tesa 51966 does not contain any substances subject to restrictions in the draft GB regulations (China) as well as the guidelines on indoor concentrations drawn up by the Ministry of Health, Labour and Welfare (Japan). Translated with www.DeepL.com/Translator (free version)





