Polyurethane Seals

Polyurethane Seals

Independence Seal specializes in manufacturing custom polyurethane seals, offering robust sealing solutions with a polyurethane sealing element. Known for its excellent abrasion resistance and mechanical strength, polyurethane is ideal for a variety of demanding sealing applications.

About Polyurethane (AU)

Polyurethane, acclaimed for its superior abrasion resistance and mechanical properties, is a versatile elastomer suitable for challenging sealing environments. Its unique structure provides excellent resistance to wear, impact, and various environmental conditions, making it perfect for critical industrial applications.

Properties of Polyurethane (Polyester-urethane AU)

• Mechanical and Physical Properties:
  • Outstanding mechanical strength and durability
  • High tensile strength with good elongation characteristics
  • Superior abrasion and tear resistance
• Types of Polyurethane:
  • Polyester-urethane (AU):
    • Improved abrasion resistance
    • Better heat resistance
    • Enhanced oil swell resistance
    • Sensitive to water and humidity
  • Polyether-urethane (EU):
    • Excellent low temperature flexibility
    • Better resistance to water and humidity
• Temperature Range:
  • Operating range: -40°C to +82°C (-40°F to +180°F)
  • Suitable for a variety of environmental conditions
• Chemical Resistance:
  • Good resistance to petroleum-based oils and hydrocarbon fuels
  • Resilient against oxygen, ozone, and weathering
  • Not suitable for use with acids, ketones, and chlorinated hydrocarbons
• Special Applications:
  • Ideal for hydraulic systems under high pressure and shock loads
  • Effective in environments with wide metal tolerances or abrasive contamination

Benefits of Polyurethane Seals

Polyurethane seals offer numerous advantages, making them essential in various industrial applications:

• Chemical Compatibility: Polyurethane provides good resistance to a broad range of chemicals and fluids, ensuring seal integrity and performance.
• Temperature and Environmental Resistance: Effective across a wide range of temperatures and environmental conditions, ensuring reliable performance.
• Mechanical Strength: High mechanical strength and load-bearing capacity make these seals ideal for heavy-duty applications.
• Versatility: Suitable for diverse applications across industries such as mining, automotive, and manufacturing.
• Customizability: Can be formulated with specific additives to enhance properties such as UV resistance or increased flexibility, catering to specific application needs.
• Cost-Effective Solution: Offers long-term reliability and reduced maintenance costs, providing a high return on investment in critical sealing applications.

Elevate Performance with Independence Seal’s Premium Polyurethane Seals

Polyurethane seals from Independence Seal provide dependable performance in challenging environments, offering superior abrasion resistance, mechanical strength, and extended service life. Whether for hydraulic systems, industrial machinery, or other demanding applications, our polyurethane seals ensure exceptional reliability and efficiency.

To explore how polyurethane seals from Independence Seal can enhance the performance of your equipment or to discuss your specific sealing needs, please contact us for a quote or more information. Our team is ready to assist you with tailored solutions and provide prompt service to meet your requirements.