DuPont Vespel SP-21 round bar

2 month ago

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6 year

Product details

About Vespel® SP-21

DuPont™ Vespel® SP-21 is a graphite-enhanced Polyimide with low-friction properties for use with or without lubrication in various applications. Vespel® SP-21 has maximum physical strength, elongation, and toughness.

DuPont™ Vespel® SP-21 is graphite-enhanced with low-friction properties for use with or without lubrication in various applications. Vespel® SP-21 has maximum physical strength, elongation, and toughness. Available as custom parts or stock shapes.

DuPont™ Vespel® SP-21 is available as isostatically molded billet and unidirectionally pressed slab specified as Type II, Class 1M and Type II, Class 1P respectively per ASTM 6456-10 / MIL-R-46198. Vespel® SP-21 is specified as Class 2 per AMS 3644G

PERFORMANCE CHARACTERISTICS:

Low wear at high bearing PV’s

Low coefficient of friction

Long-term thermal stability

High stiffness

Low elongation

Outstanding performance with or without lubrication

Good strength and impact resistance

DUPONT™ VESPEL® SP-21 IS WIDELY USED FOR:

Thrust washers

Seal rings

Valve seats

Bearings

Seals

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Hony Engineering Plastics Limited

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Main Product: Plastics Sheet, Plastics Rod, CNC Plastic Machined Parts, CNC Metal Machined Parts , Plastics Injection Molding, Antistatic Material

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