VT machining provides Chemical Etching Brass for customers who need accurate, repeatable Brass components. Because Brass is free-etching with an attractive finish, we adapt the process to suit — controlling the variables that matter for this alloy.
Chemical Etching Capability for Brass
- Foil thickness 0.02–1.0 mm
- Minimum feature ≈ 0.8 × metal thickness
- Burr-free, stress-free edges
- Tooling-free: revise artwork digitally
How Chemical Etching Brass Works
A photo-resist patterned from your artwork masks the Brass, and an etchant dissolves the exposed metal evenly from both sides. Because there is no mechanical force, the part stays flat and stress-free.
We start from your supplied geometry and tolerance scheme. The setup is designed to minimise re-clamping, which protects positional accuracy across features. A first article is verified against the drawing before the balance of the batch is released.
Working with Brass
Brass is free-etching with an attractive finish. We translate those properties into a process plan: the right tooling, speeds, feeds and fixturing for the alloy.
Where the grade, temper or heat-treat condition matters to performance, we confirm it with you and can supply material certificates. Material is procured to recognised standards for consistent, repeatable results.
Chemical Etching Tolerances & Surface Finish
Etched Brass holds tight, repeatable feature tolerances on thin gauge, with a minimum feature size around 0.8× the metal thickness and completely burr-free edges.
The tightest tolerances are reserved for the features your drawing flags as critical. Share your tolerance scheme and we will confirm what is realistic before quoting.
Design Tips for Chemical Etching Brass
Small design adjustments often cut cost and lead time. Designing features no finer than ~0.8× foil thickness and allowing tab placement gives the best yield on etched Brass. If you send your model early, we will return practical DFM feedback before you commit to production.
Secondary Operations & Finishing
Most Brass parts need some finishing, which we manage in-house or through vetted partners. Options include deburring and edge-breaking, heat treatment, surface grinding, polishing, and plating or anodising for corrosion resistance and appearance. Give us the finished-part requirement and we will sequence every operation correctly.
Chemical Etching Quality & Inspection
Quality is built in, not inspected on. We monitor key features during the run and confirm them at final inspection, with CMM verification available for tight tolerances. We provide the inspection and traceability records your quality system requires.
Applications of Chemical Etching Brass
Brass parts made this way are found throughout aerospace, medical, automotive, electronics and industrial equipment. Prototype, bridge and production volumes are all welcome.
How to Order Chemical Etching Brass
Starting your project takes one email. Send your CAD or 2D drawing, the Brass grade and condition, the quantity and any finish or inspection requirements. We respond quickly with price, lead time and any DFM notes, in clear English.
Other Metals for Chemical Etching
Need Chemical Etching Brass for your project? Send your drawing and quantity for a fast quotation.
Request a QuoteFrequently Asked Questions
What is the finest feature you can etch in Brass?
As a guide, the minimum reliable feature size is roughly 0.8 × the metal thickness, so thinner Brass foil yields finer apertures and detail — all produced burr-free and stress-free.
What is the typical lead time and minimum order for Chemical Etching Brass?
Because chemical etching needs no hard tooling, Brass etching prototypes turn around quickly and scale to volume from the same digital artwork. Send your drawing and quantity for an exact lead time and MOQ.
What material thickness or size range suits Chemical Etching Brass?
Etching suits Brass foil roughly 0.02–1.0 mm thick — the thinner the foil, the finer the achievable detail.
What tolerances can you hold for Chemical Etching Brass?
Achievable tolerances for Brass etching depend on the alloy, geometry and feature size. Etching holds tight, repeatable tolerances on thin metal without mechanical stress. Exact figures are confirmed against your drawing callouts.