VT machining offers CNC Wire EDM for 303 Stainless Steel (UNS S30300 / 1.4305 / SUS303), typically supplied annealed. Sulfur addition makes it the most machinable austenitic grade, at the cost of weldability and some corrosion resistance.
CNC Wire EDM Notes for 303 Stainless Steel
Wire EDM cuts 303 Stainless Steel with fine detail and sharp internal corners down to the wire radius.
Process Data for CNC Wire EDM 303 Stainless Steel
| Area cutting rate (0.25 mm brass wire) | ~130 mm²/min |
|---|---|
| Linear speed at 10 mm thick | ~13 mm/min |
| Linear speed at 30 mm thick | ~4.3 mm/min |
| Linear speed at 60 mm thick | ~2.2 mm/min |
| Achievable accuracy | ±0.005 mm with 3-4 skim passes; Ra 0.4-0.8 µm |
Typical values for 303 Stainless Steel, Annealed; confirmed on the first part.
303 Stainless Steel Data Relevant to CNC Wire EDM
| Equivalent designations | UNS S30300 / 1.4305 / SUS303 |
|---|---|
| Hardness (typical) | ≤95 HRB |
| Density | 7.9 g/cm³ |
Typical values; we work to your drawing and mill certificate.
More on CNC Wire EDM Stainless Steel
Finishing options, quality documentation and general cnc wire edm guidance for all stainless steel grades are on our CNC Wire EDM Stainless Steel page.
No drawing yet? Sketch the part in our free 3D + 2D builder and send it with your RFQ.
Quoting CNC Wire EDM 303 Stainless Steel
Send a STEP/IGES model or PDF drawing, confirm 303 Stainless Steel and its condition (we usually see it supplied annealed), the quantity, critical tolerances and any finish or certificate requirements.
303 Stainless Steel in Other Processes
Related
Send the drawing, the 303 Stainless Steel condition and the quantity — pricing and lead time come back the same or next business day.
Request a QuoteFrequently Asked Questions
What is the typical lead time and minimum order for CNC Wire EDM 303 Stainless Steel?
CNC Wire EDM prototypes for 303 Stainless Steel can be produced quickly and scaled to series production. Send your drawing and quantity and we will advise lead time and any minimum order.
Does CNC Wire EDM 303 Stainless Steel require dedicated tooling?
Wire EDM needs no shaped tooling; sinker EDM uses a shaped electrode we produce in-house for your cavity.
Can VT machining make custom 303 Stainless Steel parts to my drawing?
Yes. 303 Stainless Steel EDM machining is made to order from your CAD/2D drawing. Share your geometry, material grade, tolerance and quantity and we will confirm feasibility, lead time and pricing.
What surface finish is achievable on 303 Stainless Steel with CNC Wire EDM?
Surface finish on 303 Stainless Steel is controlled to your specification; we confirm the achievable Ra against your callout.