CNC Machined Heat Sinks

Precision heat sinks, machined to your drawing.

CNC machining gives complete freedom over base geometry, mounting features and integration with the surrounding enclosure. Ideal for prototypes, low-volume production and specialist parts where standard tooling isn't viable.

Product range

The product range

A closer look at the materials we supply.

Machined billet heat sinks
Machined billet heat sinks

Bespoke bases and fin arrays machined from solid aluminium or copper billet to your drawing.

Integrated mounting features
Integrated mounting features

Threaded holes, pockets and interfaces machined as part of the sink for seamless assembly.

Complex tight-tolerance parts
Complex tight-tolerance parts

Precision profiles and finishes for prototypes and specialist low-volume production.

Prototype-friendly

Get first-off parts quickly without investing in dedicated tooling.

Tight tolerances

Machined surfaces and features to the precision your assembly demands.

Integrated features

Mounting bosses, threaded holes, pockets and interfaces machined as part of the sink.

Copper or aluminium

Material choice driven by thermal performance and weight targets.

Combine with skived fins

Machine the base and skive the fins to combine complex geometry with fine fin pitch.

Small-batch production

Cost-effective for low-volume and rapidly evolving designs.

Key benefits

  • Ideal for prototypes and low-volume
  • Complex machined base geometries
  • Integrated mounting features
  • Copper or aluminium billet
Applications

Where this technology performs

We work with OEMs and research teams across the most demanding sectors — engineering thermal solutions that hold up in the field.

R&D prototypesAerospace & defenceScientific instrumentsBespoke industrialOne-off enclosures

Let's solve your thermal challenge together

Every application is different. Share your specification and our engineers will recommend the right approach — from a standard product to a fully bespoke design.

All solutions

Prefer to call? Reach our engineering team on 01252 851133