Variable vane seal and washer materials

摘要

A multi-layer seal (204) and washer (220) that provide a seal between a vane stem (246) and a casing (206) in a turbine engine are disclosed. The seal (204) and washer (220) are fabricated from materials such as Teflon fibers and glass fibers and are impregnated with a polyimide resin. The seal (204) and washer (220) are durable and have a low coefficient of friction.