CNC Milling Service
3, 4 and 5-axis milling centers for housings, brackets, fixtures and complex geometries.
- Travel up to 1500 × 800 × 700 mm
- Tolerance ±0.005 mm
- Surface Ra 0.4
JINWO CNC
CNC Machining Services for Custom Parts
One-stop CNC manufacturing — milling, turning, 5-axis machining, finishing and assembly. From a single prototype to high-volume production.
Machining Capabilities
CNC Turning Service
Swiss-type and chucker lathes for shafts, pins, bushings and rotational parts.
- Ø3 – Ø500 mm
- Tolerance ±0.005 mm
- Live tooling available
5-Axis Machining Service
Simultaneous 5-axis for medical, aerospace and impeller-style parts in one setup.
- ±0.005 mm repeatability
- Complex curved surfaces
- Single-setup machining
Rapid Prototyping Service
Fast prototype machining for design validation and functional testing.
- Lead time 3–7 days
- Small batch support
- Functional prototypes
Surface Finishing
Anodizing, plating, polishing, sandblasting, powder coating, passivation.
- Type II & III anodize
- PVD / chrome / nickel
- Bead & sand blasting
EDM & Wire Cutting
Wire EDM and sinker EDM for hardened steel, slots, sharp inside corners.
- ±0.005 mm wire EDM
- Hardened steel up to HRC 62
- Sharp internal corners
Machining Tolerances
Standard tolerances follow ISO 2768-mK. Precision tolerances are achievable on request and verified with CMM inspection.
| Feature | Standard | Precision |
|---|---|---|
| Linear dimensions (≤25 mm) | ±0.05 mm | ±0.005 mm |
| Linear dimensions (>25–100 mm) | ±0.10 mm | ±0.005 mm |
| Hole diameter | +0.05 / -0 mm | +0.005 / -0 mm |
| Surface roughness | Ra 1.6 µm | Ra 0.4 µm |
| Angular tolerance | ±0.5° | ±0.1° |
| Edge break | 0.1 – 0.3 mm | Specified |
ISO-grade QC
In-house CMM, projector and surface roughness testers.
Tight Tolerance
Down to ±0.005 mm on 5-axis precision parts.
Fast Turnaround
Prototypes in 5–10 days, production in 15–25 days.
Global Shipping
DDP, DAP, FOB — door-to-door logistics support.
Frequently Asked Questions
STEP, IGES, STL, X_T, DWG, DXF and 2D PDF drawings. STEP is preferred for 3D and PDF with GD&T for 2D.
Ready to start your project?
Upload your drawing and our engineers will respond with a manufacturable quote within 24 hours.