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EPDM Rubber Seals and Gaskets

EPDM rubber seals and gaskets are widely used in various industries for their excellent resistance to weathering, ozone, UV exposure, and a wide range of temperatures. Here’s some key information about them:

  1. Material Composition: EPDM is a type of synthetic rubber made from ethylene, propylene, and a diene comonomer that enables cross-linking via sulfur vulcanization. This composition gives EPDM its desirable properties like flexibility, durability, and resistance to heat and chemicals.
  2. Applications: EPDM seals and gaskets find applications across many industries, including automotive, construction, HVAC (heating, ventilation, and air conditioning), aerospace, and more. They are used in sealing applications where resistance to environmental factors such as sunlight, ozone, water, and temperature fluctuations is crucial.
  3. Properties:
    • Weather Resistance: EPDM exhibits excellent resistance to weathering, ozone, and UV exposure, making it suitable for outdoor applications.
    • Temperature Resistance: It can withstand a wide temperature range, from -50°C to 150°C (-58°F to 302°F), making it ideal for both cold and hot environments.
    • Chemical Resistance: EPDM has good resistance to water, steam, acids, alkalis, and many polar solvents.
    • Flexibility: EPDM rubber remains flexible even at low temperatures, ensuring a tight seal under varying conditions.
    • Electrical Insulation: It also offers good electrical insulation properties.
    • Tear and Abrasion Resistance: EPDM is resistant to tearing and abrasion, providing durability in demanding applications.
  4. Manufacturing Processes: EPDM seals and gaskets are manufactured through processes like compression molding, extrusion, injection molding, or die-cutting, depending on the specific requirements of the application.
  5. Types of Seals and Gaskets: EPDM rubber can be formed into various types of seals and gaskets, including O-rings, grommets, washers, flange gaskets, door seals, window seals, and more, to suit different sealing needs.
  6. Color Options: EPDM rubber is typically available in black, but it can be manufactured in other colors as well for specific applications or aesthetic preferences.
  7. Environmental Considerations: EPDM gaskets is known for its environmental friendliness. It is recyclable and can be repurposed, contributing to sustainability efforts.

EPDM rubber seals and gaskets offer an excellent combination of properties, making them versatile and reliable sealing solutions in various industries.

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