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    Custom rubber seals
    Die cutting for your unique application
    Dedicated to manufacturing quality custom rubber seals for Canada and USA
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    Custom rubber gaskets
    Variety of materials for Canadian & American industries
    Gaskets for many industries; automotive, appliance manufacturing, medical equipment, aerospace & aviation, HVAC, packaging, electronics, etc...
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    Custom Gaskets & Seals Services
    Horizontal splitting, sheeting & slitting
    More than 50 years of experience in custom gasket & seal fabrication

Welcome to A.J. Rubber & Sponge Ltd.!

With a state-of-the-art manufacturing facility in Hamilton, Ontario, A.J. Rubber & Sponge Ltd. specializes in the fabrication of foam, rubber and sponge gaskets and seals, including custom rubber seals. We have over 50 years of experience in the cellular rubber products industry, and possess an exemplary production range to help meet our valuable customers needs. Our inventory includes a full line of foam, rubber and sponge materials for use in custom seal and gasket manufacturing (including custom rubber seals). Our materials support a range of purposes for a variety of applications within industrial and commercial businesses, and can be die cut, split and slit into distinct widths, lengths and thicknesses, or altered via weather stripping or laminating, to your exact specifications. Our complete stock of non-metallic materials includes:

  • Crosslinked polyethylene
  • ECH (epichlorohydren)
  • Silicone rubber
  • Silicone foam
  • Neoprene
  • EPT (ethylene-propylene-terpolymer)
  • EPDM (ethylene propylene diene monomer rubber)
  • SBR (styrene butadiene "red" rubber)
  • Polyester open cell foam
  • SBR (styrene butadiene rubber)
  • Vinyl nitrile closed cell sponge
  • PVC (polyvinyl chloride) foam
  • Polyurethane foam
  • Microcellular urethane
  • Polyether open cell foam
  • Sound absorbing foam
  • Cloth-inserted (CI) rubber
  • Compressed non-asbestos
  • Nitrile (buna-n)
  • Silicone sponge
  • And many more!

We are capable of sourcing and producing any type of custom seal or gasket, including custom rubber seals, from a variety of non-metallic materials. If the material you require is not on our website, simply contact our friendly and knowledgeable staff to let them know what you’re looking for. A.J. Rubber & Sponge Ltd. offers a range of enhanced in-house machine services that we apply to the production of non-metallic parts used for sealing, insulating, and other commercial or industrial processes:

  • Die cutting
  • Laminating services
  • Horizontal splitting
  • Sheeting & slitting
  • "Kiss" die cutting
  • Roll slitting
  • Weather stripping

The expert custom gasket and seal manufacturers at A.J. Rubber & Sponge Ltd. are proud of the superior quality products and services we efficiently provide our clients. As a leader in custom gasket and seal fabrication for a variety of commercial and industrial applications (including custom rubber seals), we constantly expand our Hamilton based production plants capabilities in order to better serve the global marketplace. Some of the industries we assist are:

  • HVAC
  • Military / department of defense
  • Furniture and décor production
  • Packaging
  • Sporting goods
  • Appliance manufacturing
  • Automotive component fabrication
  • Medical equipment production
  • Aerospace & aviation
  • Construction & general contracting
  • Transportation
  • Utilities & power generation
  • Tank car & ship building
  • Electronic & hi-tech
  • Pump & compressor manufacturing
  • Engine production (gas, diesel & turbine)
  • Oil & gas drilling, production & refining industries
  • Machinery, heavy equipment & transformer manufacturers
  • Plumbing
  • Small tool fabrication
  • Foundry, steel & mining
  • Chemical & petro-chemical
  • Furnace & boiler manufacturing
  • Pulp & paper processing
  • And many more!

Our customers turn to us for our extraordinarily friendly service, competitive pricing, and our commitment to providing them with custom gaskets and seals, including custom rubber seals, that are the very best the cellular rubber products industry has to offer! A.J. Rubber & Sponge Ltds. ability to produce custom gaskets and seals in any profile, shape or size has set the standard for superior performance. Our solid reputation is founded on over five decades of providing the most practical and timely solutions to our clients intricate and challenging custom gasket and seal requirements.

From concept prototypes to large scale production runs, A.J. Rubber & Sponge Ltd. is capable of filling any size or type of order, including those that have urgent project deadlines. When choosing a custom rubber seals supplier, you can rely on A.J. Rubber & Sponge Ltd. for speed, quality and flexibility. Get in touch with us today to discuss your commercial or industrial application; we’ll provide you with a complimentary estimate, and will be happy to assist you with your next custom gasket or seal request!

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Custom Rubber Seals & Gaskets

For value, reliability & results you can be proud of, turn to the pros at A.J. Rubber & Sponge Ltd. for your custom gasket & seal requirements!

Contact Us Today