Products
DuPont
Kalrez® 4079
Polymer Name: Perfluoroelastomer (FFKM)
Physical Form: Seals, Custom, Diaphragms, O-rings
Features: Good Mechanical Properties, High Temperature Resistance, Heat Aging Resistant, Low Compression Set, Good Thermal Stability, Chemical Resistant, General Purpose
End Uses: Semiconductor Applications, Pump Parts, Aircraft Applications
Color: Black
Kalrez® 4079 perfluoroelastomer parts are a low compression set product for general purpose use in O-rings, diaphragms, seals and other parts used in the chemical process and aircraft industries. It is a carbon black filled product with excellent chemical resistance, good mechanical properties, and outstanding hot air aging properties. It exhibits low swell in organic acids, inorganic acids and aldehydes, and has good response to temperature cycling effects. A maximum service temperature of 316°C (600°F) is suggested, with short excursions to higher temperatures possible. Kalrez® 4079 is not recommended for use in hot water/steam applications or in contact with certain hot aliphatic amines, ethylene oxide, or propylene oxide.
DuPont
Kalrez® Spectrum™ 6375
Polymer Name: Perfluoroelastomer (FFKM)
Physical Form: Seals, Custom, Diaphragms, O-rings, Valve Seats
Features: High Temperature Resistance, Good Thermal Stability, Chemical Resistant
End Uses: Valve Parts, Electrical Connectors, Logging While Drilling Tools, Semiconductor Applications, Ball Valves, Measurement While Drilling Tools, Valves, Electric Submersible Pump
Color: Black
Kalrez® Spectrum™ 6375 is designed to give outstanding performance in the widest possible range of chemicals and temperatures. Mixed streams, once a problem for many chemical processors, can now be handled by 6375, furthermore, the curing system also allows for a maximum service temperature of 275°C (525 °F) which translates to increased chemical resistance over all temperature ranges, especially if high temperature process excursions occur. This combination of chemical and thermal resistance provides advantages for chemical processors. Kalrez® Spectrum™ 6375 is a carbon black-filled product for general use in O-rings, seals, diaphragms and other parts specifically for the chemical process industry. This product has excellent broad chemical resistance, good mechanical properties, and outstanding hot-air aging properties. Kalrez® Spectrum™ 6375 is well suited for use in mixed process streams because of its excellent resistance to acids, bases, and amines. It is also recommended for use in hot water, steam, pure ethylene oxide and propylene oxide.
DuPont
Kalrez® Spectrum™ 7075
Polymer Name: Perfluoroelastomer (FFKM)
Physical Form: Seals, Custom, Diaphragms, O-rings, Valve Seats
Features: Good Seal Force Retention, High Temperature Resistance, Low Compression Set, Good Thermal Stability, Chemical Resistant
End Uses: Flanges, Semiconductor Applications, Pump Parts, Hot Glue Delivery Nozzle, Valves, Valve Parts
Color: Black
Kalrez® perfluoroelastomer parts are the material of choice for mechanical seals, valves, flanges and other demanding chemical and hydrocarbon processing applications. Kalrez® Spectrum™ 7075 has enhanced physical properties including very low compression set and improved seal force retention. It is a carbon black-filled product utilizing proprietary cure chemistry. Its mechanical properties are designed for improved sealing performance in both high temperature environments and temperature cycling situations. Kalrez® Spectrum™ 7075 O-rings have a glossy finish. This product was developed specifically for the chemical and hydrocarbon industries to provide improved chemical and thermal resistance better than the industry standard set by Kalrez® 4079.
DuPont
Vespel® CP-0664
Physical Form: Custom
Features: Durable, Wear Resistant, Corrosion Resistant, Low Friction
End Uses: Semiconductor Applications, Pump Parts
DuPont is committed to maintaining the integrity of its Authentic Vespel® shapes and the high levels of product quality and service that our customers have come to expect and enjoy.
DuPont
Vespel® ASB-0670
Physical Form: Custom
Vespel®ASB-0670 parts are metal backed to offer enhanced load-carrying capacity, while providing a self-lubricating composite surface. The fabric component of ASB-0670 provides a low coefficient of friction and high strength to achieve superior wear life.
DuPont
Vespel® ASB-5000
Physical Form: Custom
The Vespel® ASB parts graphite series offers high thermal oxidative resistance. By coupling the high temperature, self-lubricating properties of mechanical graphite with the appropriate selection of metal housings, DuPont can design a durable assembly that is easy to install and matches the CTE of the mating components.
DuPont
Vespel® ST-2010
Polymer Name: Thermoplastic Polyimide (TPI), Polyimide (PI)
Physical Form: Custom, Valve Seats, O-rings
Features: Low Friction, Good Strength, Good Toughness, High Elongation
End Uses: Semiconductor Applications, Washer, Bearings, Valves, Valve Parts
Vespel® ST-2010 parts and shapes can be used for lubricated or non-lubricated, low friction and wear applications including valve seats, seals, bearings, washers and seal rings.
DuPont
Vespel® ASB-0826
Physical Form: Custom
End Uses: Pump Parts, Semiconductor Applications
Vespel® ASB-0826 and 3000 fabric-lined parts offer load-carrying capacity, while providing a self-lubricating surface. Fabrics combine the low friction properties of PTFE with other high-strength fibers for a durable liner that won't damage the mating surface.
DuPont
Vespel® ASB-3000
Physical Form: Custom
End Uses: Pump Parts, Semiconductor Applications
Vespel® 3000 fabric-lined parts offer load-carrying capacity, while providing a self-lubricating surface. Fabrics combine the low friction properties of PTFE with other high-strength fibers for a durable liner that won't damage the mating surface.
DuPont
Vespel® ST-2030
Polymer Name: Thermoplastic Polyimide (TPI), Polyimide (PI)
Physical Form: Custom
Features: Good Thermal Stability, Low Elongation
End Uses: Semiconductor Applications, Bushings, Washer, Bearings
Vespel® ST-2030 parts and shapes are used in applications in which low thermal expansion is more important than strength (which is slightly reduced). Applications may include bearings, bushings and washers. ST-2030 is a filled polymer with a lower coefficient of thermal expansion and lower elongation than ST-2010.