Suja Rubber & P.U. Product was founded in 2011 in Belkulai, Howrah, with a simple but demanding goal: manufacture rubber and polyurethane seals that industrial buyers in Kolkata and across West Bengal could rely on without a second thought. Rubber Seal Manufacturer in Kolkata, India, PU Seal Manufacturer in Kolkata, PU Seal Manufacturer in India. What began as a focused rubber and PU processing unit has, over more than a decade, grown into a full-fledged manufacturing, wholesale, and export operation trusted by hydraulic equipment makers, industrial workshops, and machinery manufacturers throughout the region.
Under the direction of company owner Sk. Sujauddin Ali, we built our business the way sealing components demand to be built — one correctly-toleranced part at a time. There are no shortcuts in seal manufacturing: a chevron packing seal that’s a fraction of a millimetre off, or a PU compound that’s the wrong hardness, doesn’t just underperform, it fails in the field, on someone else’s production line, at someone else’s cost. That understanding shaped every process we run.
Today, our production covers a comprehensive catalogue of rubber and PU sealing solutions — Chevron Packing Seals, Silicon Dome Seals, Pneumatic Cylinder Seals, Viton Rubber Seals, PU Chevron Packing Seals, Butterfly Valve Seals, PU Piston Seals, Silicone Dome Valve Seals, DAS Compact Seals, PU V Seals, Rubber U Cup Seals, DHS Wiper Seals, PU Combi Seals, PU Cup Seals, PU Hydraulic Rod Seals, Compact Piston Seals, Hydraulic Jack Seals, Rubber O Rings, EPDM Rubber O Rings, Silicone Rubber Cones, and Hydraulic Wear Rings — supplied in standard sizes and manufactured to custom specification.
Because we handle production ourselves rather than reselling parts made elsewhere, we control every stage of quality — from raw compound selection through moulding, curing, finishing, and final dimensional inspection. This lets us serve three kinds of customers with the same standard of quality:
Every seal we produce goes through material verification, dimensional checking, and visual inspection before it’s approved for dispatch. We work with a range of elastomer and polyurethane compounds — including Viton, EPDM, and silicone — so that the material recommendation we give actually suits the pressure, temperature, and chemical exposure of your application, rather than pushing whatever happens to be in stock.
Fourteen years in, our goal hasn’t changed: to be the sealing partner that engineers and procurement teams in Kolkata, Howrah, and beyond turn to first — because the seal fits, the batch is consistent, and the order arrives when promised. We continue to expand our product range and export capability while holding onto the workshop-level attention to detail that built this company in the first place.
Have a sealing challenge? Reach out to Sk. Sujauddin Ali and the Suja Rubber & P.U. Product team at +91 90384 11793 or sujarubber2011@gmail.com.
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20+ Years of Hands-On Manufacturing Experience — We've supplied seals into hydraulic presses, injection moulding machines, pneumatic cylinders, and heavy earthmoving equipment since 2011, so we understand failure points other suppliers only read about.
Send us your drawing, sample, or worn-out seal, and we'll match or improve on the original specification in PU, NBR, Viton, Silicone, or EPDM.
As the actual manufacturer (not a trading house), we cut out the middleman markup that inflates wholesale and bulk orders.
Our export shipments are packed, labelled, and documented to move through customs without delay.
From high-abrasion polyurethane to chemical-resistant Viton and heat-tolerant silicone, we stock and process the compound your application actually needs.
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Suja Rubber & P.U. Product delivers the best sealing solutions in Kolkata, Howrah & across India — rubber & PU seals, manufactured and exported since 2011.
Address: Balarampota, Nalpur, Belkulai, Ghosal Chak, West Bengal – 711322 (Howrah, near Kolkata)
Mobile: +91 90384 11793
Email: sujarubber2011@gmail.com
Website: sujarubberandpu.com