Kolkata – Howrah. Foundry and engineering and leather goods.
Kolkata – Howrah, in West Bengal, is a major national manufacturing cluster for castings, leather goods and machined parts. Buyers come here for foundry and engineering and leather goods.
Named shortlist from USD 390
- 10 km
- to Kolkata seaport
- Bengali
- on the factory floor
- 1,560 km
- from our Bengaluru office
- Kolkata
- Nearby clusters
- Seaport
- Inland depot (ICD)
- Nearest seaport
- Kolkata · 10 km
- Nearest ICD
- ICD Amingaon (Guwahati) · 530 km
Kolkata, the short version.
What the cluster makes, who works there, and how goods leave. Distances are straight-line from the city centre.
- Known for
- Foundry and engineering and leather goods
- State
- West BengalOne of 3 clusters mapped in West Bengal
- Languages
- Bengali
- Scale
- Major clusterA major national manufacturing cluster
- Nearest seaport
- Kolkata, 10 kmKolkata, West Bengal
- Nearest ICD
- ICD Amingaon (Guwahati), 530 kmInland container depot for customs clearance and rail to port
- State ports
- Kolkata and Haldia
- From Bengaluru
- 1,560 kmSourceSquid's India office
What Kolkata does best.
3 process families, each with its own page of methods, materials and buying tips.
Materials worked in Kolkata
Made in Kolkata, step by step.
Open a product to see its process chain. Each links to the full guide with QA tests, HS heading and lead times.
Leather goods & footwear6 steps · Samples 3–4 weeks
- Leather · Finished leather from certified tanneries
- Clicking · Pattern cutting
- Closing · Upper stitching
- Lasting & sole · Cemented, Goodyear or injected soles
- Finishing · Polish, trims, QC
- Pack · Boxed, tissue, labels
Pump and valve components6 steps · Samples 5–8 weeks including patterns
- Pattern & core · Wood or metal patterns and sand cores
- Casting · Grey iron, ductile iron, bronze or stainless steel
- Fettling & heat treatment · Cleaning, then annealing or solution treatment
- Machining · Bores, flanges and seats machined on CNC
- Pressure testing · Hydrostatic test of bodies and casings
- Painting & packing · Epoxy or enamel coat, flange covers fitted
Grey and ductile iron castings7 steps · Patterns and samples 4–6 weeks
- Pattern making · Wood, metal or resin patterns and core boxes
- Moulding · Green-sand or no-bake moulds with cores
- Melting & pouring · Induction melting; inoculation and magnesium treatment for ductile iron
- Knock-out & fettling · Sand removed, risers cut, grinding
- Heat treatment · Annealing or normalising as specified
- Machining & painting · Critical faces machined, primer applied
- Inspection · Chemistry, microstructure, hardness and dimensions
Leather bags, belts and accessories7 steps · Samples 2–4 weeks
- Leather selection · Finished leather from LWG-rated tanneries
- Pattern & clicking · Panels cut by press knife or by hand
- Skiving & edge preparation · Edges thinned, then painted or turned
- Stitching & assembly · Panels and linings assembled
- Hardware fitting · Zips, buckles and rivets attached
- Finishing & QC · Cleaning, polishing and inspection
- Packing · Dust bags, tissue and cartons
Leather saddlery and equestrian goods6 steps · Samples 3–5 weeks
- Leather selection · Drum-dyed harness and bridle leather graded for thickness, grain and stretch
- Saddle tree · Laminated wood or moulded fibre trees in the agreed width fitting and gullet size
- Cutting & skiving · Seats, flaps and straps clicked from graded hides, edges skived
- Stitching & assembly · Machine and hand stitching; seat built up on the tree, panels flocked or foam-filled
- Fittings & finishing · Brass or stainless buckles, D-rings and stirrup bars fitted; edges burnished and waxed
- Inspection & packing · Stitch, strength and symmetry checks; leather conditioned and bagged for sea freight
Leather aprons and workwear accessories6 steps · Samples 2–3 weeks
- Leather selection · Cow softy, crazy-horse or NDM hides chosen for thickness, temper and shade
- Cutting · Patterns clicked with dies or cut by hand, keeping straps out of weak belly areas
- Stitching · Pockets, reinforcements and edges stitched with bonded thread
- Hardware & straps · Cross-back or neck straps riveted with copper or brass rivets; buckles and D-rings fitted
- Edges & branding · Edges painted or burnished; logo debossed or laser-marked
- Inspection & packing · Stitching, rivet pull and shade checks; folded with tissue and moisture control
Clusters close to Kolkata.
Useful when one trip should cover several suppliers, or when a part needs a process Kolkata does not run.
West Bengal's GI products.
44 registered GI products come from West Bengal, with 2 more applications pending. A few of them:
See all 44 in West Bengal- Baluchari Saree Handloom sarees & fabrics
- Banglar Muslin Handloom sarees & fabrics
- Bankura Brass & Bell Metals Utensils Metalware & bronze
- Bankura Panchmura Terracotta Craft Glass & ceramics
- Bengal Dokra Metalware & bronze
- Bengal Patachitra Paintings & paper crafts
- Bishnupur Dashavatar Tash Paintings & paper crafts
- Clay Doll of Krishnanagar Toys & dolls
- Cooch Behar Sitalpati Natural fibre crafts
- Dalle Khursani Tea, coffee & spices
Your team in Kolkata.
Our Bengaluru team covers Kolkata in person: factory search, audits, samples and inspections. This is what working with us there looks like.
- Factory search on the groundOur Bengaluru team visits Kolkata to screen factories in person, then shares a named shortlist with the evidence behind it.
- Audits before you commitOn-site audits of the strongest Kolkata candidates, scored on capability, quality systems and capacity.
- Samples to golden sampleFirst articles measured against your drawing, then a signed golden sample that every lot is checked against.
- Inspections on every lotIn-line and pre-shipment inspections in Kolkata to your AQL, with photo and measurement reports.
- English on every documentDrawings, specifications and reports for Kolkata suppliers are handled in English, the working language of Indian export paperwork.
- Shipping via KolkataWe plan the route to Kolkata or ICD Amingaon (Guwahati), and check export documents before the truck leaves.
Straight answers.
Anything else, ask us directly. A principal replies, not a bot.
anirudh@sourcesquid.coWhat is Kolkata – Howrah known for manufacturing?
Kolkata – Howrah is known for foundry and engineering and leather goods. It is a major national manufacturing cluster in West Bengal, and its main product groups are castings, leather goods and machined parts.
Which port is nearest to Kolkata – Howrah?
The nearest seaport is Kolkata, about 10 km away in a straight line. The nearest inland container depot is ICD Amingaon (Guwahati), about 530 km away. Exporters in West Bengal commonly ship through Kolkata and Haldia.
How do I find good manufacturers in Kolkata – Howrah?
Send SourceSquid a short brief with a drawing, photo or sample. We return a named shortlist of Kolkata manufacturers screened on evidence, then audit the strongest on site before you place an order.
Get a named shortlist of Kolkata manufacturers.
Send one drawing, photo or quote. We return how it is made, the right factories in the cluster and a realistic target price.