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J-Flex – your complete source for specialist rubber products including Diaphragm & Thin Gauge Sheetings.

J-Flex enjoys an industry wide reputation as the market leader for specialist sheet rubber products including Diaphragm & Thin Gauge Rubber Sheetings.

This means bringing a wide offering to the market, not just the commodity items, but also the really special grades such as Diaphragm Sheet.

J-Flex has few rivals – and many options are available EX-STOCK:

  • Nitrile (NBR)
  • Nitrile (NBR) with high strength Nylon (Polyamide) fabric
  • Neoprene (CR)
  • Neoprene (CR) with high strength Nylon (Polyamide) fabric
  • Ethylene Propylene Diene Monomer (EPDM)

You might also like to take a look at our nifty Nitrile Comparison Chart, with lots of useful information.

Most J-Flex sheet products can be supplied with our high temperature adhesive backing (generally speaking, any over 1mm thickness).

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We also offer a wide selection of ‘special’ materials, sometimes available from stock, including the following reinforcing materials:

  Nylon    Polyester   Cotton   Nomex   Glass fibre

Reinforcing materials have an advantage over unsupported items as the fabric substrate takes the stress from the rubber. Please see the Diaphragms and Diaphragm Sheet Materials Datasheet for full details.

Diaphragm Sheet can be used in the following applications:-

  • Breathing Masks & Safety Protection Equipment
  • Automotive Carburettors
  • Gas Control & Valve Equipment
  • L.P.G. & Methane Gas Actuators & Regulators
  • Diesel & other fuel pumps
  • Industrial Pumps
  • Gas & Fuel metering equipment
  • Flexible Sleeves & Connectors

Why buy from J-Flex?

If you are looking for a friendly and helpful industrial rubber products supplier, with enviable product knowledge and excellent customer service, then you’ll find it in J-Flex. We supply a vast range of quality items including rubber sheet and an array of fabrications made from premium grade elastomers including silicone and Viton™ - many of which are available for next day delivery. Founded in 1984, we have amassed a wealth of experience and are the preferred supplier of industrial rubber products - providing engineered rubber components and specialist rubber sheetings you can trust. Whether you are looking for silicone sheets, rubber mouldings, gaskets, sleeves, extrusions, bellows, fabrications, rubber sealants or adhesives -including Viton™ sheets and sealants, J‑Flex can help. You'll find our Accreditations, Approvals, Certifications and Compliance​ information here.

Energy & Utilities

Renewable Energy

Food & Drink

Manufacturing

Engineering

Rail & Mass Transit

Pharmaceutical

Prestige Automotive & Motorsport

Maintenance

Related PDF Downloads - Informational & Educational

Product Approvals and Compliances

As part of our ethos, we are regularly checking and independently testing our products and materials with leading industry organisations to ensure they meet and exceed the requirements of the many industries we serve – below are some examples.

For related downloads, please visit our Downloads page and scroll down to the Information & Certifications section.

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