Startseite - Steinerfilm a step ahead Steinerfilm makes high-performance metallized films used in demanding applications: medical, aerospace, renewable energy, high temperature, pulse power, battery, RFID. When performance, reliability, a Steinerfilm makes high-performance metallized films used in demanding applications: medical, aerospace, renewable energy, high temperature, pulse power, battery, RFID. When performance, reliability, and quality cannot be compromised, Steiner film is a step ahead. film capacitor, williamsburg