How much does CNC machining cost per part?
- Prototypes often cost tens of dollars; production parts drop with volume.
- Cost is driven by material, cycle time, complexity, and tolerances.
- Instant AI quoting gives an exact price from your CAD file.
CNC machining cost per part typically ranges from tens of dollars for a simple prototype to a few dollars in production once setup is amortized. The price is driven by material, machine time, part complexity, tight tolerances, and finish requirements.
Material and cycle time dominate: aluminum is cheaper to machine than titanium or stainless, and complex features add machine hours. Instead of estimating, upload your STEP or STL to an AI quoting platform and get an exact, production-ready price in minutes based on your actual geometry.
| Cost driver | Effect on price |
|---|---|
| Material | Aluminum cheap; titanium/stainless cost more to cut |
| Cycle time | More features and deeper cuts = more machine hours |
| Tolerances | Tight tolerances need more setup and inspection |
| Volume | Setup amortizes, so per-part cost falls with quantity |
Frequently asked questions
Why is my one-off so expensive?
You are paying the full setup; cost per part drops sharply as quantity rises.
How do I lower CNC cost?
Relax non-critical tolerances, simplify features, and choose an easy-to-machine material like aluminum.
Is quoting free?
Yes — uploading a file for an instant quote costs nothing.