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Precision CNC Machining Services

Polgain provides high-precision CNC machining to support manufacturers who require additional capacity, fast turnaround, and dependable results. Our CNC machining department is equipped with CNC lathes and machining centres, capable of producing complex components with tight tolerances. Whether you need short-run prototypes or large-scale production, we deliver repeatable quality and bespoke CNC services to your exact specification.

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Milling
Turning
Grinding
Quality Control
LH 85 machine

Overflow capacity you can rely on

When in-house capacity is stretched, Polgain acts as an extension of your team. We understand the cost of downtime and the pressure on lead times, which is why we offer:

  • Fast turnaround times with flexible scheduling to absorb urgent projects.
  • Capacity to handle everything from single custom components to large-scale batch production.
  • A quick quote from our team to streamline the enquiry process.

CNC machining capabilities

Our CNC machining services cover a wide range of requirements, from precision one-off components to full production batches. Capabilities include:

  • CNC turning on Haas SL and ST series lathes, including live tooling and steady support for long shafts.
  • CNC milling on VF6 machining centres, with 4th axis options for complex geometries and high repeatability.
  • Prototype and small-batch machining for development projects.
  • High-volume production runs with consistency and efficiency.
  • Work with a variety of materials and grades to meet strength, durability, and heat-treatment requirements. 

If you need hardened and ground cams, there is nowhere else that can do it in the UK.

Supporting services

Alongside bespoke CNC services, Polgain offers additional services to ensure components are delivered production-ready:

  • Precision grinding –  including cam grinding and general grinding for critical surfaces. designed to optimise performance and extend component life.
  • Camshaft regrinding services – a cost-effective alternative to full replacement by reshaping the original geometry and functionality.
  • Engineering office services – CAD support, profile programming, and reverse engineering.
  • Quality control services – dimensional inspection, profile measurement using Adcole cam contour machines, and CMM reporting.
  • Heat treatments and specialist coatings –  to extend component life and performance.
A cam in process

Industries we support

Our precision engineering services and CNC machining throughout the UK support a diverse range of industries where reliability and accuracy are critical, including:

  • Motorsport
  • Marine and power generation
  • Automotive development
  • Bottling and packaging machinery
  • Specialist industrial equipment
  • Can making
  • Glass bottle making
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Fast, reliable, and available

We deliver precise, reliable CNC machining when you need it, whether it’s a one-off component or a batch run. Whether you’re looking for urgent overflow support or long-term production capacity, we combine technical expertise with the speed and flexibility that keeps your operation moving.

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