tesa® 4950 is a double-sided transparent PET film tape coated with a tackified acrylic adhesive for demanding industrial bonding applications. It provides reliable adhesion to low surface energy substrates such as PP, PE, and EPDM without the need for a primer. The PET film backing provides dimensional stability and clean handling during converting and assembly operations. The adhesive system offers high initial tack, excellent shear strength, and resistance to humidity, chemicals, UV exposure, and plasticizers. It withstands continuous temperatures up to 100°C (212°F) and short-term exposure up to 200°C (392°F). The product is tested according to VDA 278 for low VOC emissions and is UL recognized in accordance with UL Standard 969 (File MH18055).