Pros and Cons of EPDM, Neoprene, and Nitrile Rubber

PGC converts materials like EPDM, neoprene and nitrile into custom gaskets for your applications.  We work with companies in the medical, heavy duty, fluid power, electronics, defense and aerospace industries.  Our engineers will help you in the development process to ensure you have the highest quality and best performing part for your application.

What is EPDM?

EPDM, also known as Ethylene Propylene Diene Monomer, is a synthetic rubber developed in the 1960s. It is renowned for its exceptional durability and flexibility, making it an ideal material for numerous applications. EPDM is particularly effective in sealing against extreme temperatures, making it highly suitable for electrical enclosures and HVAC systems.

Pros                   

• Water and weather/ozone resistant
• Stability in high and low temperatures
• Steam and water resistant
• Highly versatile and flexible
• Resistant to tearing
• Good electrical resistivity

Cons

• Not compatible with most oils or acids
• Difficult to adhere to

Common Applications

• Seals and o-rings
• Tubing
• Washers
• Electrical cable-jointing
• Roofing

What is Neoprene?

Neoprene is another synthetic rubber developed in the 1930s through the polymerization of chloroprene. This versatile material has many applications beyond the clothing and household industries. When used correctly, neoprene fabric is weather and scratch-resistant, making it a popular choice for wetsuits, gloves, and other outwear. Additionally, neoprene is effective in various applications. Its adaptability and durability make neoprene a valuable material in many contexts.

Pros 

• Water and weather/ozone resistant
• Chemical-resistant
• Insulation
• Cushioning
• Durable

Cons

• Not compatible with:
• Strong acids or esters
• Ketones or nitro hydrocarbons

Common Applications

• Industrial applications
• Electronics
• Safety equipment and construction
• Medical applications
• Marine
• Automotive

What is Nitrile Rubber?

Nitrile Rubber is another synthetic rubber that is one of the most commonly used in the world.  It was developed in a response to demand during WWII.  It is most commonly used in applications that need to be oil, gas and chemical resistant.  These properties make it especially useful for the automotive industry, lab and kitchen settings.  It is used for a variety of machinery and common everyday applications.

Pros

• Resistant to oil, fuel and chemicals
• Resistant to water
• Resistant to heat
• High tensile strength
• Compression set resistance
• Excellent elongation processes

Cons 

• Not resistant to ozone or sunlight
• Inadequate for high temperatures

Common Applications

• Gloves
• Fuel hoses
• Gaskets
• Rollers
• Plumbing materials
• Molded and extruded products