Vespel SP1 - First in the Vespel family of products - highly durable polyimides that deliver exceptional wear resistance, insulation, and a low coefficient of friction.  But, since we know you like to push a little harder, so did we.  Within the S Line, Vespel Parts and Shapes include many products with differing sets of attributes.  So, you get exactly what your design needs.

Superior wear properties, best electrical and thermal insulation for:

Insulators
Valve seats
Balls
Gaskets
Poppets
Wafer clamping
Clamping rings
In-chamber semiconductor parts

Benefits

Unfilled resin
Operating temps from cryogenic to 300°C (570°F)
Ultra high purity
Minimal electrical and thermal conductivity
Maximum strength and elongation
Low outgassing
Improved tech uniformity
Excellent wear for longer life