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Wearcomp (Long Graphite Fiber Reinforced Polyimide Composite: Up to 850ºF)

Wearcomp is an ultra high strength, high temperature carbon fiber reinforced thermoset Polyimide composites with unmatched strength-to-weight ratios. Some of the outstanding properties of these materials include: high temperature resistance, self lubricating, high impact strength, excellent corrosion resistance, low wear, light weight, and good dimensional stability.

General Information  · Specifications  · Note

General Information


Polyimide Resin


Carbon Fiber

Fiber Length

1” Ave.

Specific Gravity


Available Forms

Custom Molded
Machined Parts






98 lb/ft³

Compressive Strength at 73ºF

104000 psi

Compressive Strength at 500ºF

69000 psi

Flexural Strength at 73ºF

80000 psi

Flexural Strength at 500ºF

75000 psi

Flexural Modulus at 73ºF

5600000 psi

Flexural Modulus at 500ºF

5200000 psi

Tensile Strength at 73ºF

49000 psi

Tensile Strength at 500ºF

41000 psi

Tensile Modulus at 73ºF

5700000 psi

Tensile Modulus at 500ºF

5200000 psi

IZOD Impact Strength (Notched) at 73ºF

12 ft lb/in

Coefficient of Friction (Unlubricated Against Steel)

0.15 to 0.20

Limiting PV (Unlubricated Against Steel)


Maximum Operating Temperature

850 ºF

Continuous Operating Temperature

600 ºF

Coefficient of Linear Thermal Expansion - Parallel

15 x 10-6 in/in/ºF

Coefficient of Linear Thermal Expansion - Perpendicular

2.0 x 10-6 in/in/ºF

Thermal Conductivity

8.3 BTU-in/hr-ft²-ºF

Chemical Resistance

Excellent (Strong Bases w/pH > 10 Not Recommended)



Maximum Sheet Size

20 x 30 in

The Wearcomp properties listed represent typical average values obtained in accordance with accepted test methods and are subject to normal manufacturing variations. They are supplied as a technical service and are subject to change without notice. Check with your supplier to assure current information


·  Wearcomp Bushing Blanks

·  Wearcomp Polyimide


Data Sheet for Wearcomp (Long Graphite Fiber Reinforced Polyimide Composite: Up to 850°F)
(PDF, 24KB)

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