Plastic Injection Mould Manufacturing
Single and multi-cavity tools built from P20, H13 and S136 steels with hardened inserts and conformal cooling.
Tooling · Moulds · Precision Engineering
Precision Moulds.Engineered for Performance.
Designing and manufacturing world-class plastic injection moulds with micron-level precision, faster turnaround, and global quality standards.
Cycle
Scroll
Die Closed (Clamping)
Opening / Core Retraction
Ejection / Open
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Years Experience
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Happy Clients
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Mould Components Manufactured
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Quality Inspection
About Us
Engineering excellence since June 2009.
Suraj Engineering Works is a precision plastic injection mould manufacturer specializing in designing and manufacturing high-quality plastic injection moulds.
We provide complete mould manufacturing solutions from concept to production with exceptional precision, engineering expertise, and timely delivery.
Our commitment to innovation, quality, and customer satisfaction has helped us build long-term relationships with clients across multiple industries.
- 2009
- Established
- 15+
- Years Experience
- 100+
- Clients Served
Services
A complete tooling partner, from concept to qualified production.
Every programme is engineered in-house — design, machining, assembly and trial under one roof, with a single accountable engineering owner.
Prototype Mould Development
Bridge tooling and soft moulds for rapid market validation in 10–15 days.
Production Moulds
High-cavitation tools qualified for one million plus cycles of continuous output.
Mould Design & DFM
Flow, warpage and cooling simulation before a single block is cut.
Reverse Engineering
3D scanning of legacy parts converted into fully parametric CAD models.
CAD / CAM Engineering
NX, PowerMill and Cimatron toolpaths optimised for surface finish and cycle time.
CNC Machining & EDM
High-speed milling, wire and sinker EDM for micron-accurate cavity detail.
Mould Repair & Refurbishment
Laser welding, re-texturing and tool health audits to extend asset life.
Industries Served
Tooling qualified for the world's most demanding sectors.
Automotive
Interior trims, housings, clips
Medical
Cleanroom, multi-cavity tools
Cosmetics
High-gloss closures & caps
Packaging
Thin-wall, high cavitation
Electrical
Insulators, switchgear parts
Home Appliances
Large structural mouldings
FMCG
Fast-cycle production tooling
Consumer Products
Cosmetic A-surface parts
Manufacturing Process
Eleven controlled stages. Zero handover gaps.
Each gate is documented and signed off before the programme advances — traceability from kick-off to first article.
- 01
Concept
Requirement capture, part volume and material study.
- 02
Product Design
Part modelling, draft and wall-thickness optimisation.
- 03
CAD
Full 3D tool model with standardised mould base.
- 04
DFM Analysis
Flow, cooling and warpage simulation sign-off.
- 05
Tool Design
Cavity layout, ejection, hot runner and cooling circuits.
- 06
CNC Machining
High-speed milling of cores, cavities and plates.
- 07
EDM
Wire and sinker EDM for sharp corners and fine detail.
- 08
Assembly
Fitting, polishing, texturing and tool bench-up.
- 09
Trial
Moulding trial with process window documentation.
- 10
Inspection
CMM dimensional report against drawing and CAD.
- 11
Delivery
Packing, shipping and on-site commissioning support.
Why Choose Us
Built like a global manufacturer. Run like a specialist tool room.
Precision Engineering
±0.005 mm machining accuracy verified on every critical feature.
Latest CNC Machinery
5-axis and high-speed centres running lights-out production.
In-house Tool Room
Design, machining, assembly and trial under one roof.
Fast Delivery
Prototype tools in 10–15 days, production tools from 5 weeks.
Experienced Engineers
Average 12 years of tool-room experience per programme lead.
Machine Shop
A floor equipped for hardened steel and micron detail.
Twenty-eight machines across milling, EDM, grinding and metrology, monitored on a live shop-floor dashboard.
Makino V56 Vertical Centre
3-axis · 20,000 rpm · ±0.005 mm
DMG MORI DMU 50
5-axis simultaneous · 500 mm envelope
Wire EDM
Ø0.10 mm wire · 4-axis taper cutting
Our Capabilities
Depth measured in disciplines, not machine count.
Engineering strength across the full tooling stack, benchmarked against customer audit scorecards.
Mould Design100%
CAD / CAM100%
Reverse Engineering95%
Prototype Tooling98%
Production Tooling100%
Featured Projects
Tools running today on production floors across four continents.
Automotive Dashboard Panel
- Material
- PC/ABS
- Cavities
- 1+1
- Cycle
- 48 s
Medical Syringe Barrel
- Material
- COP
- Cavities
- 16
- Cycle
- 12 s
Bottle Cap — Tamper Evident
- Material
- HDPE
- Cavities
- 48
- Cycle
- 6 s
Electrical Switch Housing
- Material
- PBT GF30
- Cavities
- 4
- Cycle
- 22 s
Axial Fan Blade
- Material
- PA66 GF30
- Cavities
- 2
- Cycle
- 34 s
Industrial Pump Component
- Material
- PPS
- Cavities
- 2
- Cycle
- 41 s
Quality Assurance
Nothing ships without a number behind it.
Quality Reports
First-article and dimensional reports shipped with each tool.
In-process Inspection
Stage-wise checks after milling, EDM, grinding and assembly.
Tolerance Control
Critical-to-function features held within ±5 microns.
Micron Precision
Temperature-controlled metrology room at 20 ±1 °C.
Testimonials
Trusted by global OEMs and Tier-1 suppliers.
“The tool was delivered two weeks ahead of schedule and hit dimensional sign-off on the first trial. That is rare in our supply base.”
Markus Weber
Tooling Manager, Automotive Tier-1 · Germany
“Their DFM feedback saved us a redesign cycle on a 16-cavity medical tool. Documentation quality is genuinely audit-ready.”
Elena Rossi
Head of Manufacturing, Medical Devices · Italy
“We now route all high-cavitation packaging tooling through Suraj Engineering Works. Cycle times consistently beat our internal targets.”
David Chen
Global Sourcing Director, FMCG · Singapore
FAQ
Answers for engineering buyers.
Contact
Send your part data. Get a costed tooling proposal in 24 hours.
Share 2D/3D files, annual volumes and target material — our engineering team responds with cavitation options, lead time and price.
Suraj Engineering Works
- 24B, Phase 2, GNP Galaxy,
Ambernath, Maharashtra – 421501, India - +91 93207 57485
- WhatsApp our engineering desk