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Precision Metal Chemical Milling Equipment Solution
6-machine line for photochemical machining of stainless steel, copper, and aluminum — ±25 µm tolerance for aerospace, MEMS, and medical parts.
Production Process Flow
From raw material to finished part — the complete 6-step production line for chemical milling.
1
Coating
Apply photoresist
2
Exposure
Image the artwork
3
Developing
Open the resist
4
Etching
Remove unwanted metal
5
Stripping
Remove remaining resist
6
Drying
Final dry & inspect
Complete Equipment List
Every machine on the production line, with its function and link to the product page.
| # | Machine | Function on this line | |
|---|---|---|---|
| 01 | Photoresist Coating Machine | Apply liquid or dry-film photoresist | |
| 02 | Double-Side Exposure Machine | Image the artwork on both sides | |
| 03 | PCB Developing Machine | Develop the photoresist pattern | |
| 04 | Metal Etching Machine | Conveyor spray etcher (ferric chloride) | |
| 05 | Photoresist Stripping Machine | Strip remaining resist after etch | |
| 06 | Hot Air Drying Oven | Final drying after stripping |
Key Production Parameters
What to specify when requesting a quote for this production line.
Tolerance±0.025 mm typical
Etch factor≥ 2.0
Min feature0.05 mm trace
MaterialsStainless 304/316, Cu, Al, Ti
Thickness0.05 – 2.0 mm
Surface finishMatte (electropolish optional)
Throughput200 – 2,000 parts / h
Best forAerospace, MEMS, medical, electronics
Sample Products
Examples of parts made on a typical chemical milling line.
Precision metal etcher
Chemical milled copper
Bipolar plate (precision)
Etched titanium mesh
Related Technical Articles
Read more about the equipment and processes in this solution.
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