VT machining offers CNC Polishing for C122 Copper (UNS C12200 / DHP / Cu-DHP), typically supplied annealed or H55. Phosphorus-deoxidised; brazes and welds well but lower conductivity (~85% IACS).
CNC Polishing Notes for C122 Copper
C122 Copper polishes to a bright finish; the final grit is chosen to meet the cosmetic standard.
Process Data for CNC Polishing C122 Copper
| Best achievable finish | Ra 0.05-0.1 µm |
|---|---|
| Final abrasive | Fine alumina or polishing compound |
Typical values for C122 Copper, Annealed or H55; confirmed on the first part.
C122 Copper Data Relevant to CNC Polishing
| Equivalent designations | UNS C12200 / DHP / Cu-DHP |
|---|---|
| Typical supply condition | Annealed or H55 |
| Hardness (typical) | ~40-90 HV |
Typical values; we work to your drawing and mill certificate.
More on CNC Polishing Copper
Finishing options, quality documentation and general cnc polishing guidance for all copper grades are on our CNC Polishing Copper page.
No drawing yet? Sketch the part in our free 3D + 2D builder and send it with your RFQ.
Quoting CNC Polishing C122 Copper
Send a STEP/IGES model or PDF drawing, confirm C122 Copper and its condition (we usually see it supplied annealed or H55), the quantity, critical tolerances and any finish or certificate requirements.
C122 Copper in Other Processes
Related
Send the drawing, the C122 Copper condition and the quantity — pricing and lead time come back the same or next business day.
Request a QuoteFrequently Asked Questions
What surface finish is achievable on C122 Copper with CNC Polishing?
Our finishing processes refine C122 Copper surfaces to Ra values as low as 0.05 µm for cosmetic or sealing faces.
What is the typical lead time and minimum order for CNC Polishing C122 Copper?
CNC Polishing prototypes for C122 Copper can be produced quickly and scaled to series production. Send your drawing and quantity and we will advise lead time and any minimum order.
Why is C122 Copper a good choice for CNC Polishing?
C122 Copper is excellent electrical and thermal conductivity, which makes it well suited to CNC Polishing. We tune the process to the alloy so the finished C122 Copper finishing part meets your dimensional and functional requirements.
What is CNC Polishing C122 Copper and how is it done?
CNC Polishing C122 Copper refers to cNC polishing refines surfaces to a smooth, reflective finish for cosmetic and functional needs. Applied to C122 Copper — excellent electrical and thermal conductivity — VT machining produces each part to your CAD drawing, selecting parameters from your tolerance, finish and quantity requirements.