VT machining offers CNC Gear Hobbing for 904L Stainless Steel (UNS N08904 / 1.4539), typically supplied annealed. Super-austenitic grade for sulfuric acid and seawater; very gummy to cut.
CNC Gear Hobbing Notes for 904L Stainless Steel
Gear teeth in 904L Stainless Steel are cut to your accuracy class; heat treatment is optional depending on load.
Process Data for CNC Gear Hobbing 904L Stainless Steel
| Heat-treat route | None (used as supplied) |
|---|---|
| Accuracy as cut | ISO 1328 class 8-9 (AGMA 9-10) |
| Module range | 0.3-6 |
| Hobbing speed (HSS-E / carbide) | 20 / 65 m/min |
| Hob | HSS-E (PM) coated hob; carbide for dry hobbing |
| Gear types | External spur and helical, splines, worm wheels |
Typical values for 904L Stainless Steel, Annealed; confirmed on the first part.
904L Stainless Steel Data Relevant to CNC Gear Hobbing
| Equivalent designations | UNS N08904 / 1.4539 |
|---|---|
| Typical supply condition | Annealed |
| Hardness (typical) | ≤90 HRB |
| Tensile strength | ≥490 MPa |
Typical values; we work to your drawing and mill certificate.
More on CNC Gear Hobbing Stainless Steel
Finishing options, quality documentation and general cnc gear hobbing guidance for all stainless steel grades are on our CNC Gear Hobbing Stainless Steel page.
No drawing yet? Sketch the part in our free 3D + 2D builder and send it with your RFQ.
Quoting CNC Gear Hobbing 904L Stainless Steel
Send a STEP/IGES model or PDF drawing, confirm 904L Stainless Steel and its condition (we usually see it supplied annealed), the quantity, critical tolerances and any finish or certificate requirements.
904L Stainless Steel in Other Processes
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Send the drawing, the 904L Stainless Steel 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 904L Stainless Steel with CNC Gear Hobbing?
Surface finish on 904L Stainless Steel is controlled to your specification; we confirm the achievable Ra against your callout.
What gear accuracy class can you achieve on 904L Stainless Steel?
Gear accuracy is specified to DIN/AGMA classes appropriate to the application. Profile and lead are controlled so 904L Stainless Steel gears run accurately and quietly under load.
What is CNC Gear Hobbing 904L Stainless Steel and how is it done?
CNC Gear Hobbing 904L Stainless Steel refers to gear hobbing generates gear teeth with a rotating hob synchronized to the workpiece. Applied to 904L Stainless Steel — corrosion resistant, strong and hygienic — VT machining produces each part to your CAD drawing, selecting parameters from your tolerance, finish and quantity requirements.
Does CNC Gear Hobbing 904L Stainless Steel require dedicated tooling?
Most 904L Stainless Steel gear cutting work uses standard cutting tools and CNC programs; dedicated fixtures are made only when geometry or volume requires them.
Why is 904L Stainless Steel a good choice for CNC Gear Hobbing?
904L Stainless Steel is corrosion resistant, strong and hygienic, which makes it well suited to CNC Gear Hobbing. We tune the process to the alloy so the finished 904L Stainless Steel gear cutting part meets your dimensional and functional requirements.