Custom Gaskets & Seals

A.J. Rubber & Sponge Ltd. is a cellular rubber products industry leading manufacturer of sponge gaskets and seals. Our Hamilton, Ontario based state-of-the-art production facility is also capable of fabricating custom gaskets and seals for unique industrial and commercial applications. We are committed to providing our esteemed clients with the most reliable, affordable and highest grade products and services for time conscious projects of all sizes. The industries that our custom gaskets and seals are most commonly used in are:

  • Packaging
  • HVAC
  • Transportation
  • Furniture and decor
  • Automotive
  • Sporting goods
  • Military
  • Appliance
  • General industrial
  • Medical
  • Manufacturing & fabrication
  • Construction & general contracting
  • Aviation, aerospace & defense
  • And many more

The team at A.J. Rubber & Sponge Ltd. is proud of our ability to accurately and consistently fabricate custom gaskets and seals that are fully guaranteed to meet the exact specifications of our clients, and function as intended within their specific application. Our 50+ years of attention to detail and exceptional customer service has garnered us a reputation as the premier custom gasket and seal manufacturer on the market today. So as to ensure that we supply our customers with the best quality custom gaskets and seals, our modern manufacturing facility in Hamilton, Ontario is equipped with a range of in-house machine services that meets all blueprint specifications and tolerance requirements:

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

We produce custom gaskets and seals in quantities ranging from short runs and sample prototypes to large production runs of hundreds of thousands of pieces. Our custom gaskets and seals are designed and manufactured to meet the specific needs of our clients, and to perform for their intended purpose. To ensure accuracy, A.J. Rubber & Sponge Ltd. relies on both customers and vendors for steel rule dies, and we keep in stock an array of steel rule dies for you to browse through so that you can better understand our custom gasket and seal manufacturing capabilities. In addition to custom gaskets and seals, A.J. Rubber & Sponge Ltd. fabricates a variety of other types of gaskets and seals:

  • Closed cell EPDM sponge gaskets
  • SBR sponge gaskets
  • Epichlorohydene sponge gaskets
  • Neoprene sponge gaskets
  • Vinyl nitrile sponge gaskets
  • Other sponge gaskets
  • Polyethylene gaskets

Should you require a material for your custom gaskets and seals that is not listed on our website, simply ask us what you're looking for! We are capable of sourcing and producing any type of non-metallic custom gasket or seal for any industry. To learn more about A.J. Rubber & Sponge Ltd.'s custom gaskets and seals production capabilities, our in-house machine services, or any of the sponge gaskets and seals that we manufacture, please contact our friendly and helpful team.