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| Technology | Processing Range | Tolerance Grade | Surface Roughness |
|---|---|---|---|
| CNC Turning | Rotationally symmetrical parts (Dia ≤500mm, L ≤2000mm) | IT7~IT9 (±0.02~0.1mm) | Ra 0.8~12.5μm |
| CNC Milling | Plane, groove, complex contour, curved surface (≤1000×600×500mm) | IT8~IT10 (±0.05~0.2mm) | Ra 0.8~12.5μm |
| CNC Turning-Milling | Complex and multi-feature parts | IT6~IT8 (±0.01~0.05mm) | Turning: Ra 0.8~1.6μm / Milling: Ra 1.6~3.2μm |
| 5 Axis Machining | Complex curved surfaces, impellers, aviation structural parts | IT7~IT8 (±0.03~0.05mm) | Ra 1.6~3.2μm |










