Polyimide (PI) flat washers are one of the highest temperature rated polymer washers (280°C) and are commonly utilised in extreme or specialist applications such as aerospace.
Our PI flat washers are compliant with DIN 125 specification and can be used in combination with an array of different material fasteners depending on application. PI flat washers available are in standard metric sizes (M3 - M8).
An example application where our PI flat washers have been used consists of being deployed on satellites in the mobile broadband sector.