VT machining offers CNC Gear Hobbing for A2 Tool Steel (UNS T30102 / 1.2363 / SKD12), typically supplied annealed or hardened. Air-hardening with very low distortion; tougher than D2.
CNC Gear Hobbing Notes for A2 Tool Steel
Gear teeth in A2 Tool Steel are cut soft, then heat-treated and ground to class.
Process Data for CNC Gear Hobbing A2 Tool Steel
| Heat-treat route | As specified on drawing |
|---|---|
| Accuracy as cut | ISO 1328 class 8-9 (AGMA 9-10) |
| Module range | 0.3-6 |
| Hobbing speed (HSS-E / carbide) | 30 / 95 m/min |
| Hob | HSS-E (PM) coated hob; carbide for dry hobbing |
| Gear types | External spur and helical, splines, worm wheels |
Typical values for A2 Tool Steel, Annealed or hardened; confirmed on the first part.
A2 Tool Steel Data Relevant to CNC Gear Hobbing
| Equivalent designations | UNS T30102 / 1.2363 / SKD12 |
|---|---|
| Typical supply condition | Annealed or hardened |
| Hardness (typical) | ~250 HB annealed; 57-62 HRC hardened |
Typical values; we work to your drawing and mill certificate.
More on CNC Gear Hobbing Alloy Steel
Finishing options, quality documentation and general cnc gear hobbing guidance for all alloy steel grades are on our CNC Gear Hobbing Alloy Steel page.
No drawing yet? Sketch the part in our free 3D + 2D builder and send it with your RFQ.
Quoting CNC Gear Hobbing A2 Tool Steel
Send a STEP/IGES model or PDF drawing, confirm A2 Tool Steel and its condition (we usually see it supplied annealed or hardened), the quantity, critical tolerances and any finish or certificate requirements.
A2 Tool Steel in Other Processes
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Send the drawing, the A2 Tool Steel condition and the quantity — pricing and lead time come back the same or next business day.
Request a QuoteFrequently Asked Questions
What gear accuracy class can you achieve on A2 Tool Steel?
Gear accuracy is specified to DIN/AGMA classes appropriate to the application. Profile and lead are controlled so A2 Tool Steel gears run accurately and quietly under load.
What is the typical lead time and minimum order for CNC Gear Hobbing A2 Tool Steel?
CNC Gear Hobbing prototypes for A2 Tool 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.
Can VT machining make custom A2 Tool Steel parts to my drawing?
Yes. A2 Tool Steel gear cutting 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 is CNC Gear Hobbing A2 Tool Steel and how is it done?
CNC Gear Hobbing A2 Tool Steel refers to gear hobbing generates gear teeth with a rotating hob synchronized to the workpiece. Applied to A2 Tool Steel — wear-resistant and hardenable for tooling — VT machining produces each part to your CAD drawing, selecting parameters from your tolerance, finish and quantity requirements.
What surface finish is achievable on A2 Tool Steel with CNC Gear Hobbing?
Surface finish on A2 Tool Steel is controlled to your specification; we confirm the achievable Ra against your callout.
Does CNC Gear Hobbing A2 Tool Steel require dedicated tooling?
Most A2 Tool Steel gear cutting work uses standard cutting tools and CNC programs; dedicated fixtures are made only when geometry or volume requires them.