Custom Machined Heatsinks UK
Quality Parts. Consistently.
Looking for the perfect partner to machine your heatsink component? Choose Penta and benefit from:
✔ Exceptional quality, consistently delivered
✔ Seamless project execution, ensuring timeless completion
✔ A secure supply chain with a reliable manufacturing partner
✔ Maximum value through expert design recommendations
✔ Outstanding communication - so you spend less time chasing suppliers
The CNC machining company you can forget about
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Penta Precision offers custom heatsink machining services in the UK.
Our mission is to be your trusted partner, exceeding expectations with clear communication, meticulous attention to detail, and consistent quality.
We believe in a stress-free customer experience. That's why we implement rigorous processes throughout every stage, from quoting to delivery, so you can focus on what matters most - your core business.
Read more about our “3 Cs” on our Proven Process page
Custom heatsink manufacturing
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Penta specialises in the manufacture and modification of heatsinks for our customers all over the UK.
Our specialist programming software, quick set tooling techniques and highly skilled technical engineers mean that we can deliver competitively priced product whether your requirement is an initial prototype or a production batch.
Combining our tool-making heritage and production machining expertise, we are also able to offer machining design advice, helping you take cost out of manufacture.
Why choose Penta Precision?
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ISO 9001 Accredited
Our communication is first-rate
We take great care to deliver quality parts
Consistent parts, consistent service
Don't just take our word for it
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"Penta were excellent. The parts were exactly as specified and delivered on time. Penta also responded quickly to all our enquiries. I wouldn’t hesitate to recommend them."
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Greg – Research Scientist
"The quality of their work is truly exceptional. The attention to detail and precision in their machining is evident in the finished product. Every component was perfectly crafted to the exact specifications that I provided, and the result exceeded my expectations."
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Harry - Purchasing & Procurement Manager
"To be confident that an accurately manufactured part will arrive on the agreed deadline is invaluable and increasingly rare. Penta give us this confidence."
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Paul – R&D Manager
Our work: exceptional quality heatsinks
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Here are some examples of heatsinks we have machined for various industries.
Click on an image to find out more about the component.
Product
Machined Aluminium Heatsink Enclosure
Machining Process
CNC Milling
Material/Finish
Aluminium with natural sulphuric anodising
Tolerance
+/- 0.025mm
Product
Machined Aluminium Heatsink Enclosure
Machining Process
CNC Milling
Material/Finish
Aluminium with black sulphuric anodising
Product
Machined Aluminium Heatsink Enclosure
Machining Process
CNC Milling
Material/Finish
Aluminium 6082 T6 with powder coating
Product
Enclosure lid with heatsink
Machining Process
CNC Milling
Material/Finish
Aluminium 6082 T6 with Cerakote coating
Product
Heatsink
Machining Process
CNC Milling
Material/Finish
Aluminium
Product
Heatsink
Machining Process
CNC Milling
Material/Finish
Extruded aluminium with coating
Visit our case studies page to discover how Penta delivered on a range of projects.
Machined heatsink industry examples
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We have experience in machining bespoke and custom heatsinks for specialised applications in a range of industries, including:
- Electronics
- Computing
- High voltage
- Filtration
Machined heatsink materials
We can manufacture heatsinks in a variety of materials, primarily:
Notes for designers
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To aid machining, reduce processing time and thus cost, consider these factors in custom and bespoke heatsink design:
- Keep fin cross sections thicker and more stable
- Keep tolerances as open as possible
- If machined from solid consider standard cutter diameter
- Keep depth of slot to 4x width or less
- Where not critical, specif