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Meldin Supplier
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.

Vendors:
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
  
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Manufacturer Notes:
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Category Notes
Plastic

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Rulon Bearings
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