A2ZSeals
- …
A2ZSeals
- …
Grid Layout Title
Seals are made from various materials, each chosen for its specific properties and suitability for particular applications. The choice of seal material depends on factors such as the type of fluid or gas being sealed, operating conditions, temperature range, chemical compatibility, and mechanical properties. Here are some common seal materials and their properties:
- Nitrile (NBR):
- Properties:
- Good resistance to oils, fuels, and chemicals.
- Excellent abrasion resistance.
- Operating temperature range typically -40°C to +120°C.
- Commonly used in hydraulic systems, automotive applications, and industrial seals.
- Fluoroelastomer (FKM/Viton):
- Properties:
- High chemical resistance, especially to fuels, oils, and many chemicals.
- Excellent high-temperature stability.
- Operating temperature range typically -20°C to +200°C.
- Widely used in aerospace, automotive, and chemical processing industries.
- Ethylene Propylene Diene Monomer (EPDM):
- Properties:
- Excellent resistance to weathering, ozone, and UV radiation.
- Good resistance to steam and hot water.
- Operating temperature range typically -50°C to +150°C.
- Commonly used in outdoor applications, water systems, and HVAC systems.
- Silicone:
- Properties:
- Wide temperature range, typically -60°C to +230°C.
- Excellent flexibility and low-temperature performance.
- Good resistance to ozone and aging.
- Used in medical, food processing, and high-temperature applications.
- Polytetrafluoroethylene (PTFE):
- Properties:
- Exceptional chemical resistance.
- Low friction coefficient.
- Wide temperature range, typically -200°C to +260°C.
- Commonly used in high-performance and critical applications, such as aerospace and chemical processing.
- Polyurethane (PU):
- Properties:
- Excellent abrasion resistance.
- Good flexibility and impact resistance.
- Operating temperature range typically -30°C to +80°C.
- Used in hydraulic seals, pneumatic seals, and applications with high wear requirements.
- Neoprene (CR):
- Properties:
- Good resistance to oils, ozone, and weathering.
- Operating temperature range typically -40°C to +100°C.
- Used in applications where resistance to oil and weathering is important, such as automotive seals.
- Butyl Rubber (IIR):
- Properties:
- Excellent gas impermeability.
- Good resistance to chemicals.
- Operating temperature range typically -40°C to +120°C.
- Used in applications requiring gas and chemical resistance, such as tire inner tubes.
- Acrylonitrile Butadiene Rubber (ACM):
- Properties:
- Good resistance to heat and oil.
- Operating temperature range typically -30°C to +150°C.
- Used in automotive applications, such as seals in engines and transmissions.
- Natural Rubber (NR):
- Properties:
- Good resilience and elasticity.
- Moderate resistance to heat and abrasion.
- Operating temperature range typically -50°C to +70°C.
- Used in applications where resilience and flexibility are important.
- Hypalon (CSM):
- Properties:
- Excellent resistance to chemicals and weathering.
- Good low-temperature flexibility.
- Operating temperature range typically -40°C to +150°C.
- Used in applications requiring resistance to harsh chemicals and outdoor exposure.
When selecting a seal material, it's crucial to consider the specific requirements of the application, including the operating environment, the type of fluids or gases involved, temperature variations, and other relevant factors. Additionally, consulting with seal manufacturers or material specialists can provide valuable insights into the best material for a particular application
See more