VESPEL® SP-3

Vespel® SP-3 is a polyimide grade offering exceptional thermal and chemical resistance. This material is ideal for applications requiring resistance to aggressive chemicals and long-term thermal stability.molybdenum disulfide confers improved friction performance in dry environments. It is used in the aerospace, automotive, chemical processing and other industries with friction- and wear-resistant applications in vacuum or inert gases.

• Semi-finished product manufacturer : Dupont
• Raw material supplier : Dupont
• Chemical resistance : Medium
• Mechanical resistance constraint compression (in MPa) : 128
• Continuous thermal resistance (in °C) : 290
• Mechanical resistance (in MPa) : Medium
• Charge / Reinforcement : 15% MoS2
• Reinforcement charge abbreviation : MoS2
• Polymer abbreviation : PI
• Polymer name : Polyimide
• Minimum thermal resistance (in °C) : -273
• Electrical conductivity : Insulative
• Wear resistance : Medium
• Low friction and wear coefficient : Low
• Pressure-velocity limit (PV) : Medium
• Mechanical resistance compression module (in MPa) : 2413
• Mechanical resistance traction module (in MPa) : 56.5
• Maximum thermal resistance (in °C) : 550