Recently, Tongai company successfully developed high value-added 2.2µm ultra-thin BOPET capacitor film, which is the company after the successful development of 2.4µm BOPET film in 2011, in the field of ultra-thin film technology breakthrough again.
Due to the concerted efforts of the management team, technical team and production team of Tongai Company and the full preparation work, the 2.2µm ultra-thin polyester film technology progress smoothly. On the day of research and development, a good state of continuous production for 9 hours and continuous coil for 120,000 meters without breaking the film was presented, and the finished product was successfully cut and tested. All performance indexes are in line with product inspection standards.