PEEK High-Performance Film Diaphragms and Cones for Headphones and Speakers
This article takes a closer look at Polyetherether Ketone (PEEK) and comparisons with the PEI (polyetherimide) or polyethylene naphthalate (PEN) developments, and even standard PET formulas that dominate most cheap earphone and headphone diaphragm applications. The article also references key product implementation and the latest knowledge directly sourced from vendors and patent holders, such as DuPont, Teijin, and Victrex. This article was originally published in Voice Coil, May 2021.
