EC International Group

CNC machining

Low-volume production • Up to several thousand parts

3 to 7-axis CNC machining • Metal & plastic parts

Reliable, repeatable and scalable production

Fast lead times: 1 to 3 weeks (shipping included)

Low-volume CNC production: industrial reliability and consistent precision

Secure your transition from prototype to low-volume production

Low-volume production is a critical phase: it directly impacts your product quality, time-to-market, and supply chain reliability.

Poor industrialization can lead to non-conformities, delays, and significant additional costs.

EC International Group supports you with a comprehensive industrial approach to ensure:

  • Consistent quality on every part produced
  • Perfect repeatability across the entire batch
  • Reliable and predictable lead times
  • Controlled production ramp-up

You reduce industrial risks and accelerate your time-to-market.

Why choose EC International Group for your CNC production?

A committed industrial partner by your side, focused on performance and reliability

At EC International Group, we don’t just manufacture your parts.
We manage your production as a true industrial partner:

  • European expertise & close client support
  • International industrial capacity to handle your volumes
  • Tailored human support
A single point of contact coordinates your project, ensures clear communication, and secures every step.

EC International at a glance


17,000+ projects per year
11 locations across Europe and worldwide
18+ countries served
3 international expansion projects

Concrete results for your industrial projects


  • Secured supply chain
  • Reduced non-conformities from the very first batches
  • Consistent and repeatable manufacturing
  • Faster time-to-market
  • Volume flexibility without structural overcosts
  • No tooling investment required
You gain reliability, speed, and full control over your industrial costs.

Production designed for industrial repeatability

Low-volume production is not just about achieving a tolerance.

The real challenge is ensuring perfect consistency between every part produced.

We place strong emphasis on:
  • Process stability
  • Control of critical parameters
  • Consistency of results
  • Rigorous quality control at every stage
Controlled parameters and systematic inspections ensure reliable and repeatable production.

A flexible solution tailored to your technical and economic constraints


Thanks to our multi-process approach, we are able to:

  • Adapt manufacturing to your technical requirements
  • Optimize your production costs
  • Ensure repeatability across the entire batch
  • Deliver parts ready for immediate use
Each project is optimized to balance technical performance, cost, and lead time.

CNC machining for high-precision parts production

CNC machining (Computer Numerical Control) is a subtractive manufacturing process used to produce technical parts from solid material blocks with high precision. It enables the production of functional, reliable, and ready-to-use parts, with consistent quality and perfect repeatability across the entire batch, including complex geometries.

A solution particularly suited for low-volume production requiring precision, industrial stability, and reliability.

Expertise tailored to the most demanding industries

EC International Group supports companies operating in sectors where precision and reliability are critical:

  • Aerospace: high-precision parts with full traceability
  • Space & telecommunications: critical components
  • Military & defense: strict quality and compliance requirements
  • Robotics: complex parts with tight tolerances
  • Energy: durable components
  • Automotive & mobility: reliable and repeatable production
  • Medical: high regulatory requirements
  • Consumer goods & appliances: cost optimization and consistency

We adapt our processes to the specific constraints of each industry to deliver compliant, high-performance, and ready-to-use parts.

CNC machining technologies for complex technical parts

Multi-axis CNC milling: 3 to 5 axes

CNC milling enables the production of complex parts with high precision, especially for:

  • Complex 3D parts
  • Technical surfaces
  • Tight tolerances

→ Ideal for complex parts requiring high precision.

CNC turning: 2 to 7 axes

Turning is particularly suited for cylindrical or symmetrical parts.

  • Shafts, pins, bushings
  • Rotational parts
  • Mechanical components

→ Fast production with excellent dimensional repeatability.

Electrical Discharge Machining (EDM): wire & sinker

EDM enables machining of shapes that cannot be achieved with conventional methods.

  • Complex geometries
  • Deep cavities
  • Very hard materials

→ Extreme precision and ability to machine inaccessible areas.

Alternative manufacturing solutions based on your needs

In some cases, CNC machining is not the only option. Depending on part complexity, production volumes, or cost constraints, other technologies may be more suitable.

Complementary processes we use:

We guide you toward the most relevant solution.

High industrial capacity to handle your volumes

High-capacity machine park for flexible and scalable production

  • 150+ CNC machining centers, 3 to 7 axes (DMG MORI, high-speed machining)
  • 20+ turning centers (TSUGAMI)
  • Wire EDM (WEDM) and sinker EDM machines
Scalable industrial capacity without compromising on quality or lead times
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Quality, traceability and certifications: zero compromise


Every production follows a strict quality process.

Certificates of conformity available:

  • CCPU 2.1: Certificate of compliance with the order
  • CCPU 2.2: Certificate of compliance with the order + inspection report
  • CCPU 3.1: Certificate of compliance with the order + inspection report + mechanical properties and chemical analysis of the material used

Certifications: recognized standards for the most demanding industries

We meet the requirements of critical sectors through internationally recognized certifications, ensuring quality, traceability, and compliance:

  • EN/AS 9100:2018 → Quality and traceability standard for aerospace and aviation
  • ISO 9001:2015 → Quality management and continuous improvement
  • ISO 14001:2015 → Responsible production and environmental impact control
  • IATF 16949:2016 → Quality standard dedicated to the automotive industry
  • ISO 45001:2018 → Occupational health and safety management
  • ISO 13485:2016 → Quality and compliance standard for medical devices

A guarantee of manufacturing aligned with the most stringent international standards.

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CNC machining: tolerances, materials, and finishes for high-precision parts

Precision & technical requirements

Maximum part dimensions: 1200 × 700 × 650 mm

Tolerances

  • Standard: ISO 2768-mK
  • High precision: ±0.005 mm (metal) / ±0.05 mm (plastic)

Materials:

  • ABS
  • PMMA (opaque or high polished transparent)
  • PC (opaque or high polished transparent)
  • PC 30% glass-fiber-filled
  • POM
  • POM 30% glass-fiber-filled
  • PP
  • PP 30% glass-fiber-filled
  • ABS/PC
  • PA6
  • PA66
  • PA6 30% glass-fiber-filled
  • PBT
  • PBT 30% glass-fiber-filled
  • PPS
  • PEEK
  • ULTEM 1000
  • ULTEM 2300
  • PEI
  • PPSU
  • PTFE (TEFLON)
  • … (non-exhaustive list)
  • Steel S235
  • Steel S275
  • Steel S355
  • Steel C45
  • Steel C55
  • Steel C35
  • Steel 25CD4
  • Steel 35CD4
  • Steel 42CD4
  • Steel 45CD4
  • Steel 40CMD8
  • Steel 45NCD16
  • Steel Z140 CDV12
  • Steel Z160 CDV12
  • Steel Z35 CD17
  • Steel 110 kg
  • Steel XC45
  • Steel XC48
  • … (non-exhaustive list)
  • Standard brass
  • Brass Cu Zn 15
  • Brass Cw 614N
  • Brass Cu Zn 39 Pb2
  • Brass Cu Zn 40 Pb2
  • ... (non-exhaustive list)

Magnesium machining

Bronze machining

  • Aluminum 6061
  • Aluminum 6060
  • Aluminum 6082
  • Aluminum 7075
  • Aluminum 2017A
  • Aluminum 2024
  • Aluminum 5060
  • Aluminum 5050
  • Aluminum 2027
  • Aluminum 6063
  • Aluminum 5083
  • Aluminum 1060
  • Aluminum XXXX T1 to T6
  • … (non-exhaustive list)
  • Stainless steel 303
  • Stainless steel 304
  • Stainless steel 304L
  • Stainless steel 316
  • Stainless steel 316L
  • Stainless steel 301 (spring-tempered stainless steel)
  • Stainless steel 17-4 PH
  • Stainless steel 430 (magnetic)
  • … (non-exhaustive list)
  • Standard copper
  • Copper Beryllium
  • Copper ETP
  • … (non-exhaustive list)

Titanium machining

Zamak machining

If your material reference is not listed above, please do not hesitate to ask us for it.

Finishing options:

  • From a RAL or PANTONE reference, or a sample
  • All kinds of finishing: Satin, matte, glossy, soft touch, textured and chrome-style paint
  • Chrome bath (glossy, matte or satin appearance)
  • Chrome bath with electrical conductivity
  • Smooth or shiny appearance
  • Transparent for PMMA and PC parts
  • Manual polishing or steam polishing for details on optical parts
  • Standard zinc plating
  • White zinc plating
  • Yellow zinc plating
  • Tin plating
  • Nickel plating
  • Galvanization
  • AG5 silver plating
  • Oxidizing
  • Burnishing
  • Nitriding
  • Quenching and tempering (HRC)
  • ... non-exhaustive list
  • Ra 6,3 to Ra 0,1 µm


  • Glossy or matte appearance in various colors
  • Granular appearance (similar to your chosen VDI 3400 reference)
  • Brushed appearance

Printing / Tampography / Silk printing

Metallization

Laser engraving

Comprehensive industrial support, from analysis to delivery

A dedicated expert manages your project from start to finish

• Technical analysis of your parts
• Cost optimization
• Production monitoring
• Delivery

International coordination, local management


We combine:
• Local responsiveness and communication
• Global industrial capacity

The best of both worlds for your industrial projects.

Reliable lead times & controlled production


Plan, anticipate, and produce with confidence:
• Short lead times: 1 to 3 weeks
• Real-time monitoring
• Fast adjustment capability

Avoid disruptions and secure your supply chain.

"EC International Group enables a smooth transition from prototype to production. Consistent quality, reliable lead times, and truly committed support."

FAQ: Low-volume CNC machining

Which industries use low-volume CNC machining?

Aerospace, automotive, medical, robotics, energy, wherever precision, reliability, and repeatability are critical.

What quantities can you produce with CNC machining?

From a few parts to several thousand, with high flexibility depending on your needs.

What are the production lead times?

On average 1 to 3 weeks (shipping included), depending on complexity and volumes.

Can you guarantee part repeatability?

Yes, our processes ensure consistent and uniform quality across the entire batch.

What materials can you machine?

Aluminum, steel, stainless steel, titanium, engineering plastics, etc.

What tolerances can you achieve?

Up to ±0.005 mm (metal) and ±0.05 mm (plastic), depending on requirements.

Do you provide certificates of conformity?

Yes (CCPU 2.1, 2.2, 3.1), with full traceability and quality control.

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