General Info
DuPont™ Vespel ® SP-1 is an unfilled polyimide. SP-1 is a high-purity polymer that provides maximum physical strength, elongation, toughness, and outstanding electrical and thermal insulation values. It offers an operating temperature range from cryogenic to 260°C (500°F).
Vespel® SP-1 can be found in many critical structural and bearing and wear applications in aerospace, semiconductor, pump, valve, compressor, and other high-tech industries.
Click for more information on the complete line of Vespel PI Plastics
Key Properties
- Electrical Insulator at High Temperatures
- High Strength at High Temperatures
- Thermal Insulator at High Temperatures
- Low Outgassing Material
- Total Mass Loss (TML%) 1.09%
- Collected Volatile Condensable Materials (CVCM%) 0.00%
- Water Vapor Regained (WVR%) 0.40%
Limitations
- Chemical Resistance to Some Strong Acids and Bases
- Hydrolyzes in Presence of Steam
Applications
- Aerospace - Jet Engine Wear Components
- Back End Test Sockets
- Gaskets
- High-Temp Fixtures
- Insulators
- Seals
- Semiconductor Components
- Spacers
- Thrust Washers
- Valve Seats
Resin Trade Names
Manufacturer Trade Names
- DuPont™ Vespel® Polyimide SP-1
Boedeker Plastics, Inc. stocks & supplies plastic sheet, rod, tube, film and custom profiles and machine parts from these shapes that are produced from plastic resin. In many cases the manufacturer of the shape has their own product trade name. If your specification calls for a specific resin grade or manufacturer trade name, we can supply a shape made from that resin to meet your specification or suggest an equal. If you require a specific resin or brand it must be specified at the time of order.
Available Sizes
Sheet
Thickness .062” to 2.000”
Width & Length 10.000” x 10.000”
Rod
Diameters .125” to 3.250”
Max Length 38.000”
Tube
OD Outside Diameter 3.100” to 12.500”
ID Inside Diameter 2.000” to 11.500”
Max Length 33.000”
Boedeker offers cut to size service on all in-stock items and same day shipping. If you don’t see the size your looking for contact us for alternative options.
