Since 1968
Over 58 years of injection moulding in Delhi, and the city's first automatic injection moulding plant.
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The top injection moulding companies in India in 2026 are General Plastic Industries LLP (Delhi, since 1968), Samvardhana Motherson, Supreme Industries, Nilkamal, Shaily Engineering Plastics, Mold-Tek Packaging and Dalal Plastics. General Plastic Industries is first on our list for buyers who need precision engineering components, with the mould designed and built in-house and production under one roof.
By General Plastic Industries LLP · Updated
For most buyers the real question is not who is biggest, but who will make their part right, on time, and stand behind the mould. GPI is built for exactly that.
Over 58 years of injection moulding in Delhi, and the city's first automatic injection moulding plant.
Moulds designed and built in-house in P-20, Stavax and H-13 steel, then trialled on our own machines.
Shot weights from 1 g to 4 kg, so small precision parts and larger housings run in one plant.
ISO 9001:2015 and ISO 45001:2018, RoHS-compliant parts, and customers in about 55 countries.
Each company is strong in a different kind of work. Here is what each one is known for, so you can match the moulder to your part.
Delhi · Precision engineering components with in-house mould making
GPI has made precision plastic components in Delhi since 1968 and set up the first automatic injection moulding plant in Delhi. Its own tool room designs and builds the moulds in P-20, Stavax and H-13 steel, and 15 injection moulding machines from 80 to 700 tonnes (shot weights from 1 g to 4 kg) run trials and production. GPI holds critical features to ± 0.1 mm, is certified to ISO 9001:2015 and ISO 45001:2018, and supplies RoHS-compliant parts to automotive, lighting and industrial customers in about 55 countries. More than 1,200 products have been developed for over 100 clients.
Best for: OEMs that want design, mould and moulded parts from one accountable supplier, from 2,000 pieces upwards.
Noida (group headquarters) · Automotive polymer modules: bumpers, door panels, cockpits
Motherson describes itself as one of the largest makers of polymer-based modules and components for vehicles worldwide. Its polymer products include bumpers, door panels, cockpit modules and exterior trim. In India, its Motherson Automotive Technologies and Engineering (MATE) business started making injection moulded parts, assemblies and modules in 1997.
Best for: Very large automotive module programmes for vehicle makers.
Mumbai · Large-volume plastic products, including injection moulded pallets and furniture
Founded in 1942 and based in Mumbai, Supreme describes itself as India's largest plastics processor. Its range includes injection moulded industrial components, moulded furniture and material handling products, and the company says it was the first in India to launch injection moulded pallets.
Best for: High volumes of standard plastic products and industrial items.
Mumbai · Moulded furniture and material handling (crates, pallets, bins)
Nilkamal, incorporated in 1985 and based in Mumbai, is known for injection moulded plastic furniture and material handling products such as crates, pallets, bins and industrial containers used in FMCG, pharma and logistics supply chains.
Best for: Ready-made moulded furniture and material handling products.
Vadodara · Precision injection moulded components at large scale
Shaily started in 1987 with two injection moulding machines at Halol, Gujarat. By the end of FY 2024-25 it ran six plants in Halol and Rania with more than 200 injection moulding machines, making precision plastic components. The company is listed on the NSE and BSE.
Best for: Large, export-oriented programmes for precision consumer and industrial components.
Hyderabad · Rigid packaging with in-mould labelling (IML)
Mold-Tek makes injection moulded rigid containers for paints, lubricants, food and FMCG products. It says it was the first company in India to decorate plastic containers with robotic in-mould labelling, and it reports installed injection moulding capacity of over 63,000 tonnes a year across plants in several states.
Best for: Printed rigid packaging such as pails, tubs and food containers.
Thane · Close-tolerance moulding, overmoulding and 2K (multi-shot)
Dalal Plastics in Thane, Maharashtra traces its experience in injection moulding back to 1968. It is known for high-precision, close-tolerance parts, including overmoulding and multi-shot (2K) moulding, with in-house tooling and secondary operations such as ultrasonic welding and pad printing.
Best for: Close-tolerance components that need overmoulding or 2K moulding.
A quick comparison of where each company is based and what it does best.
| Company | Based in | Since | Best known for |
|---|---|---|---|
| 1. General Plastic Industries LLP (GPI) | Delhi | 1968 | Precision engineering components with in-house mould making |
| 2. Samvardhana Motherson | Noida (group headquarters) | 1997 (injection moulding in India) | Automotive polymer modules: bumpers, door panels, cockpits |
| 3. Supreme Industries | Mumbai | 1942 | Large-volume plastic products, including injection moulded pallets and furniture |
| 4. Nilkamal | Mumbai | 1985 | Moulded furniture and material handling (crates, pallets, bins) |
| 5. Shaily Engineering Plastics | Vadodara | 1987 | Precision injection moulded components at large scale |
| 6. Mold-Tek Packaging | Hyderabad | — | Rigid packaging with in-mould labelling (IML) |
| 7. Dalal Plastics | Thane | 1968 | Close-tolerance moulding, overmoulding and 2K (multi-shot) |
Use these six checks to compare moulders before you place a mould order.
A moulder that designs and builds its own moulds can fix problems quickly and takes responsibility for the whole result.
Check the clamping force and shot weight range. GPI runs 80 to 700 tonne machines with shot weights from 1 g to 4 kg.
Ask which tolerances they hold on critical features and whether they review your design for moulding before quoting.
Engineering grades such as PA 66, PBT, POM, PC and glass-filled plastics need correct drying and process control.
ISO 9001:2015 shows a working quality system. Ask for the certificates and for inspection reports on first samples.
The quote should show the mould cost, part price, lead time and minimum order quantity separately, so suppliers can be compared fairly.
Short answers to what buyers ask when choosing a moulder.
There is no single best injection moulding company for every part. Large groups such as Motherson and Supreme suit very large programmes, while General Plastic Industries (GPI) in Delhi suits OEMs that need precision engineering components with the mould designed and built in-house. GPI has done this since 1968, holds critical features to ± 0.1 mm and is certified to ISO 9001:2015 and ISO 45001:2018.
General Plastic Industries LLP (GPI) is an injection moulding and mould making company at Plot No. 67, Rajasthani Udyog Nagar, G.T. Karnal Road, Delhi 110033. It has made precision plastic components since 1968, set up the first automatic injection moulding plant in Delhi, and runs its own tool room and 15 moulding machines from 80 to 700 tonnes.
Check that the moulder has an in-house tool room, machines that suit your part size, experience with your material, and quality certifications such as ISO 9001:2015. Ask for a design for manufacturing (DFM) review and a quote that shows the mould cost, part price and lead time separately, so you can compare suppliers fairly.
The minimum order quantity depends on the supplier. At General Plastic Industries (GPI) it is 2,000 pieces per part. Injection moulding becomes cost-effective once the mould cost is spread over thousands of parts, so GPI helps buyers choose a single-cavity or multi-cavity mould to suit their yearly volume.
For a new mould, General Plastic Industries (GPI) typically delivers first samples in about 45 days, depending on part size, number of cavities, sliders and surface finish. Production from an existing mould is much faster, and each quotation gives a date for every stage.
Yes. General Plastic Industries (GPI) designs and builds injection moulds in its own tool room in Delhi, trials them on its own machines and then moulds the parts. Keeping the mould and production under one roof means faster fixes, fewer hand-off gaps and one supplier responsible for part quality.
Send your drawing or 3D model. An engineer will reply with the mould cost, part price and lead time, and any design changes that would save you money.