Vespel® (Polyimide)

Vespel® is the most recognized and highly used brand of Polyimide in the market. It is a high-performance material that exhibits unequaled wear resistance to temperatures over 600^oF. Vespel® can also operate in cryogenic temperatures, has very good Strength and Dimensional Stability, and performs well at high PV levels.

Vespel® shapes can be produced by utilizing Isostatic Molding or Direct Forming. Vespel® formulations can also be filled with a variety of materials to enhance their performance.

What are the Benefits of Vespel®?

Broad Temperature range
Outstanding Wear Resistance
Strength and toughness
Good Chemical Resistance
Thermal Stability
Good Abrasion Resistance

What are the Typical Applications of Vespel®?

Bushings Seals

Retaining Rings Sprue Bushings

Impellers Thrust Washers

Valve Seats Poppets

Spools Insulators

Test Fixtures Nests

Wear Bands Locators

Guides Wear Pads

Common Formulations of Vespel®:

Download Data Sheet

Vespel® SP-1 – Unfilled, High Purity and Dielectric Strength

Vespel® SP-21 -15% Graphite Reinforced – Basic Bearing Grade, improved wear

Vespel® SP-22 -40% Graphite Reinforced – Increased Rigidity, Higher Limiting PV

Vespel® SP-211– Graphite and PTFE Reinforced – Lower Coefficient of Friction, High PV

Vespel® SP-3 – 15% Molybdenum Disulphide Reinforced – enhanced wear resistance

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