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Product: Moulded

Custom rubber gaskets and seals

Exonel compression-moulds gaskets and seals to drawing for enclosures, panels, housings and fluid systems. Parts are made in six base polymers with the hardness matched to the sealing load, and can be bonded to steel, brass or aluminium inserts.

Gaskets & Seals made by Exonel Industries, Howrah, Kolkata, West Bengal
ProcessCompression moulding
Hardness30 to 90 Shore A (indicative)
BondingRubber-to-metal available
PolymersSilicone, EPDM, FKM, NBR, Neoprene, SBR

Figures are indicative and are confirmed for your application before tooling.

What we make

Gaskets for pressure, heat and cycling.

Flat and profiled gaskets

Cut or moulded gaskets for flanges, covers and enclosure lids, in the thickness and hardness the joint needs.

Complex-geometry seals

Multi-sided and stepped seals moulded in one piece, so there is no joint to leak.

Bonded sealing units

Rubber bonded to metal plates and inserts for parts that seal and locate at the same time.

Material fit

The polymer follows the duty.

Silicone (VMQ)

Service from about −60°C to +225°C. Food-contact and medical-application compounds on request.

EPDM

Ozone, weather, steam and hot water. The usual choice for outdoor enclosures.

NBR (Nitrile)

Mineral oil, fuel and hydraulic fluid.

FKM (Viton-type)

High heat together with oil, fuel or aggressive chemicals.

Where they are used

Typical applications.

Electrical and switchgear

Enclosure and panel gaskets that hold a seal through heat and clamping load.

HVAC and dehumidifiers

Unit gaskets and drain seals.

Automotive and battery packs

Component gaskets and pack seals made to drawing.

Industrial OEMs

Replacement gaskets for imported or discontinued parts.

FAQ

Common questions

Which rubber is best for a high-temperature gasket?
Silicone for heat to about +225°C. Where heat comes with oil or fuel, FKM is the better choice. We match the polymer to the temperature and the media.
Can you bond a rubber gasket to metal?
Yes. We bond elastomer to steel, brass and aluminium to make one-piece sealing units.
What hardness can you supply?
Typically 30 to 90 Shore A. The durometer is confirmed for your sealing load and compression set.
Do you make gaskets to a drawing or a sample?
Yes. Send a drawing, a CAD file or a physical sample. Tooling is made in-house.

Need a gasket or seal made to drawing?

Request for quote

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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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