DuPont Mobility and Materials Vespel® SP-1 Polyimide, Direct formed

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DuPont Mobility and Materials Vespel® SP-1 Polyimide, Direct formed
Categories:	Polymer; Thermoplastic; Polyimide, Thermoplastic; Thermoplastic Polyimide, Unfilled
Material Notes:	Provides maximum physical properties and best electrical and thermal insulation. Applications: Mechanical and electrical parts at elevated temperatures. Valve seats, seal, insulators. Direct-formed properties were measured perpendicular to the forming direction unless specified. Machined properties are non-directional Information provided by DuPont Information provided by DuPont. This product line has remained with DuPont after the DuPont-Dow merger.
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Available Properties

Specific Gravity, ASTM D792
Moisture Absorption at Equilibrium, 50% RH
Deformation, ASTM D621, 2000 psi; 122°F
Tensile Strength, Ultimate, ASTM D1708, 73°F
Tensile Strength, Ultimate, ASTM D1708
Elongation at Break, ASTM D1708, 73°F
Elongation at Break, ASTM D1708
Flexural Strength, ASTM D790, 500°F
Flexural Strength, ASTM D790, 73°F
Flexural Modulus, ASTM D790, 500°F
Flexural Modulus, ASTM D790, 73°F
Compressive Strength, ASTM D695, @1% strain; 73°F
Compressive Strength, ASTM D695, @0.1% Offset; 73°F
Compressive Strength, ASTM D695, @10% strain; 73°F
Compressive Modulus, ASTM D695, 73°F
Coefficient of Friction, Dynamic, PV-25,000. Steady State; Unlubricated in air.
CTE, linear, ASTM E-228
Thermal Conductivity, 104°F

Property Data

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Manufacturer Notes:
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Category Notes
Plastic

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