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Neoprene Gaskets

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Neoprene, often known as “polychloroprene,” is a form of synthetic rubber made from chloroprene polymerization. Due to its resistance to ozone, UV, oxidation, and various petroleum derivatives, neoprene gasket material has become quite popular. Read More…

Neoprene Gaskets Neoprene gaskets are made of synthetic rubber and create a long-lasting seal for gaps on machine parts in several industries.
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Leading Manufacturers

Laurel, MD  |  800-876-7325

Phelps Industrial Products is a major manufacturer, fabricator and distributor for a wide range of industries throughout the world. We employ a wide range of both computerized high speed and manual equipment to fulfill the toughest demands. We also have a wide range of compressed, elastomeric and non-elastomeric materials available. Since our founding in 1945, we have taken great pride in our ability to provide quality solutions for our customers’ needs.

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Phelps Industrial Products, LLC $$$

Seattle,WA  |  800-537-9663

As a supplier of gaskets since 1977, Gardico is dedicated to customers in all industrial sectors needing standard & custom gaskets of superior workmanship. Gardico works with a variety of foam, fiber, felt, cork, plastics, metals & numerous other materials to meet all of their customers’ needs.

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Gardico $$$

Carson City, NV  |  800-733-2648

REDCO is your complete source for molded gaskets or die cut gaskets, using a wide range of materials. We pride ourselves on just-in-time delivery and practice a "zero-defect" policy. Since our founding in 1948, it has been our goal to be a one-stop place for your gasket needs.

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REDCO Rubber Engineering & Development Company $$$

Grand Rapids, MI  |  616-538-4970

Since 1946, Kent Rubber Supply has been providing the industry with state-of-the-art gaskets. Leveraging the best equipment and the most skilled staff, we ensure we continuously meet our customers unique needs—both domestic and offshore. Our team is capable of prototyping, samples, low-run, or large-volume production. We are confident that our high-tech, industry-leading precision equipment can meet–or exceed–your needs.

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Kent Rubber Supply Co. $$$

Santa Fe Springs, CA  |  562-941-4800

RD Rubber Technology Corp is an ISO 9001:2015 / AS9100:2016 certified and ITAR registered company. We offer compression, transfer, injection and Liquid Injection molding, rubber to metal bonding, engineering support, tooling design, machining and more. Our customers rely on us to give them the best possible production gaskets. From aerospace to medical, food processing to military applications we build trust by being responsive to your needs.

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RD Rubber Technology Corporation $$$

Newport, MN  |  866-901-0014

High-quality gaskets and seals are our priority at PDI Gaskets & Seals. We offer a wide range of brands and sizes for our gaskets and seals, and we even offer custom options. We carry a wide line of products including soft gaskets, metallic gaskets, sanitary gaskets, gasket sheet, gasket tape, fiberglass tape, joint sealant, expansion joints, packing, absorbents, and o-rings. If there is a product you need but don't see on our site, please reach out, and we will find it for you!

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PDI Gaskets & Seals $$$

Bellmawr, NJ  |  800-210-5000

Mercer Gasket & Shim brings you quality custom gaskets, o-rings & expansion joints in a wide selection of materials, including rubber gaskets, ceramic fiber gaskets, viton gaskets, metal gaskets & many others. We pride ourselves on speed & flexibility, offering 24 hour service & 100% on-time delivery.

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Mercer Gasket & Shim $$$

Stuart, FL  |  772-286-9278

Manufacturer of standard and custom rubber gaskets, made of EPDM, neoprene, nitrile, dense, recovery sponge rubber and silicone compounds. Secondary processes such as die cutting, notching, and glue splicing are offered.

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Britech Industries $$$

Canonsburg, PA  |  866-672-8100

Whether your requirements for custom extruded parts are large or small, multi-dimensional or simple, our engineers will help in finding the solution to meet your needs here at National Rubber Corporation.

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National Rubber Corp. $$$

Franklin, WI  |  800-556-7188

CFS is an ISO 9001:2015 manufacturer of custom gaskets utilizing materials such as silicone rubber, EPDM, Poron®, Santoprene®, RN-8011 and Viton®. We can source the gasket material or use customer-supplied materials. Our in-house engineers will work with you to ensure the perfect fit for your custom gasket needs. CFS offers large format cutting, adhesive laminating, and kiss-cutting or split liners for your gaskets. Small runs are a possibility utilizing our dieless knife cutting capabilities.

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Custom Fabricating & Supplies $$$

San Fernando, CA  |  818-764-8222

Our team at Spira strives to bring you the best gaskets on the market. We exhibit our commitment to quality products by staying at the forefront of ever-changing manufacturing technology. We offer RFI gaskets to suit various applications, with groove-mounted, surface-mounted, and honeycomb filter configurations available. Contact us and we will help you find the gasket that suits your requirements.

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Spira Manufacturing Corp. $$$
placeholder image Phelps Industrial Products, LLC Gardico REDCO Rubber Engineering & Development Company Kent Rubber Supply Co. RD Rubber Technology Corporation PDI Gaskets & Seals Mercer Gasket & Shim Britech Industries National Rubber Corp. Custom Fabricating & Supplies Spira Manufacturing Corp.

What is a Neoprene Gasket?

Neoprene's all-purpose reputation stems from its long-lasting resilience to harsh climatic conditions and great compressibility, making it a perfect material for sealing applications. Neoprene gaskets are made of synthetic rubber and are used in various industries to form a long-lasting seal for gaps on machine parts.

These gaskets, an alternative to rubber and latex, are comparable to Teflon gaskets in that they are both inert materials that can resist enormous volumes of chemical flow without breaking down.

Neoprene Rubber Gasket

Properties of Neoprene Gasket Material

Neoprene, usually known by its generic name polychloroprene, is a synthetic rubber made by polymerizing chloroprene. It has several features that make it ideal for gasketing applications, including:

  • Flexibility and elasticity

    These properties enable the material to fit snugly between components, resulting in a fluid-tight seal.

  • Durability and strength

    The material's tensile strength is between 900 and 1,000 PSI (depending on the exact formulation). Abrasion, chemicals, combustion, grease and oil, oxidation, ozone, sunshine, temperature, water, and weather all cause damage and degradation. For many applications, these features make it a high-performance, low-cost sealing option.

Types of Neoprene Gaskets

The different types of neoprene gaskets include:

Closed Cell Sponge Neoprene Gaskets

Individually encapsulated cells characterize closed-cell neoprene. The material's structure allows it to withstand air, dirt, and moisture, as well as absorb, dampen, and insulate shock, sound, and vibration.

To seal machine doors or create a weatherproof seal for outdoor equipment enclosures, a rubber Neoprene gasket can be precisely cut from a solid sheet. Neoprene can withstand extreme weather conditions for many years since it resists moisture, oxidation, and UV radiation.

A synthetic rubber Neoprene gasket with a pressure-sensitive adhesive backing is simple and quick to die cut.

Closed Cell Neoprene

Open Cell Sponge Neoprene Gaskets

Open cell sponge gaskets made of neoprene are frequently used to absorb stress, sound, and vibrations. These are available in a range of thicknesses, hardnesses, and grades.

After compression and elongation, this elastomeric material returns to its original shape and is robust and resilient when subjected to environmental conditions. This material also has a high resistance to petroleum products. Its anti-slip qualities keep components in place, making it an excellent gap-filling material.

Closed Cell Foam Neoprene Rubber Gaskets

A closed foam Neoprene gasket is found in different thicknesses and constructions. It is widely used for environmental sealing in HVAC, automotive, and electrical applications.

Closed-cell foam Neoprene gaskets may effectively seal out dust, dirt, and moisture from entering outdoor equipment enclosures, preventing wear and damage to mechanical parts. The material creates a long-lasting, resilient seal due to its resistance to weather conditions, including UV rays and the harshest temperatures.

Other materials that may be present in an electrical unit, including oil, refrigerant, and solvents, are resistant to neoprene.

  • Polyester reinforcement in diaphragm neoprene allows it to tolerate high pressures as well as oil and petroleum-based substances.
  • Homogenous (solid) neoprene has good oil and ozone resistance. As a result, it's frequently employed in gasket and flange applications in automobiles.

Applications of Neoprene Rubber

  • Neoprene Gaskets for Automobiles: Oil and fuel are continually utilized to keep vehicles running smoothly, and a flexible, extremely durable gasket material is required to keep those chemicals from escaping, making neoprene suitable for those applications.
    Engine Head Gasket
  • Insulation from electricity: Because of their strength and dependability, neoprene gaskets are also commonly employed in the electrical insulation business. They perform best in low-pressure, low-temperature situations, but they can survive a wide range of temperatures, from -40 to 230 °F (-40 to 110 °C). Though polyurethane foam and nitrile rubber can be used as gasket materials, neoprene has the advantage of being waterproof and weather-resistant, which polyurethane and nitrile are not. Neoprene is the most flexible of the three materials and will not easily break or tear; it is a durable material that can be stretched and twisted, making it perfect for gasket use.

Neoprene Gaskets Informational Video


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