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Industry: Hydraulics and pneumatics

Rubber components for hydraulics and pneumatics

Exonel makes O-rings, static seals, gaskets and washers for hydraulic and pneumatic equipment, in NBR for mineral oil and FKM where temperature or fluid chemistry is more demanding. Standard sizes, custom sizes and replacements for imported seals are all made to drawing or sample.

O-ringsStatic sealsGasketsWashers
What we make

Rubber parts for hydraulics and pneumatics.

O-rings

Standard, metric and custom sizes in NBR and FKM.

Static seals and gaskets

Moulded seals for covers, manifolds and fittings.

Washers and bonded seals

Sealing washers and rubber-to-metal bonded seals for ports and fittings.

Replacements for imported seals

Send the seal. We match the size and the compound.

What the environment demands

Compound follows the conditions.

Mineral oil

NBR is the default for hydraulic oil across normal temperatures.

Heat and aggressive fluids

FKM for higher temperatures, fire-resistant fluids and aggressive additives.

Compressed air

NBR for general pneumatic seals. Silicone or EPDM where the air is hot or the seal is exposed outdoors.

Hardness

Hardness is matched to the pressure and the extrusion gap. The exact durometer is confirmed for your application.

How to specify

What to send us

Send the seal drawing or the sample, the fluid, the operating temperature and pressure. For a replacement, send the old seal and the housing dimensions.

FAQ

Common questions

Which rubber is used for hydraulic seals?
NBR for mineral hydraulic oil at normal temperatures. FKM where temperature, fluid chemistry or fire-resistant fluids demand it.
Do you make dynamic seals?
We make O-rings and moulded seals for static and dynamic duty. Tell us the movement and speed and we confirm what suits.
Can you replace an imported hydraulic seal?
Yes. Send the seal and the housing dimensions and we match the size and compound.

Need hydraulic or pneumatic seals?

About Exonel Industries

Exonel Industries makes custom moulded and extruded rubber components in Howrah (Kolkata), West Bengal, and supplies manufacturers across India. We work in six base polymers, Silicone, EPDM, FKM, NBR, Neoprene and SBR, formulated into hundreds of compounds. Compounding, tooling and production are done in-house. Send a drawing, a sample or a specification for a quote.

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