Precision
Micro
Machining
MW+ is a leading Chinese precision micro machining company supplying worldwide — delivering micron-level tolerances, complex micro-geometries, and mission-critical components to medical, aerospace, and defense industries across 30+ countries.
Tolerance
Standards
Our precision micro machining processes conform to ISO 2768 fine and precision grades, with capability to achieve tighter custom specifications on request. Thermal-controlled machining environments ensure dimensional stability.
All dimensional reporting is NIST traceable using CMM equipment with 0.5µm resolution, white-light interferometers, and optical comparators.
| Nominal Size Range | Metals — Fine Grade | Plastics — Medium |
|---|---|---|
| 0.5 – 3 mm | ±0.05 mm | ±0.10 mm |
| 3 – 6 mm | ±0.05 mm | ±0.10 mm |
| 6 – 30 mm | ±0.10 mm | ±0.20 mm |
| 30 – 120 mm | ±0.15 mm | ±0.30 mm |
| 120 – 400 mm | ±0.20 mm | ±0.50 mm |
| 400 – 1000 mm | ±0.40 mm | ±0.80 mm |
| 1000 – 2000 mm | ±0.50 mm | ±1.20 mm |
| Parameter | Standard | Precision | Method |
|---|---|---|---|
| Dimensional Control | |||
| Positional | ±0.005″ | ±0.0008″ | CMM 0.5µm |
| Surface Profile | 0.010″ | 0.002″ | Laser Scan |
| Process Capability | |||
| Min Feature | 0.020″ | 0.005″ | Microscope |
| Aspect Ratio | 10:1 | 20:1 | Deflect. Analysis |
| Surface Engineering | |||
| Ra Roughness | 125 µin | 4 µin | White Light Interf. |
| Coating Thick. | 25–50 µm | 5–10 µm | XRF |
| Metrology | |||
| Meas. Uncertainty | ±0.0002″ | ±0.00005″ | NIST Traceable |
| Flatness/Para. | 0.001″/in | 0.0002″/in | Optical Flats |
150+ Materials for
Micro Machining
From exotic aerospace alloys to high-performance engineering polymers — we precision micro-machine the full material spectrum with complete traceability and certification for worldwide supply.
Micro Machining
for Critical Industries
Our precision micro machining serves the most demanding sectors globally, with full quality documentation and material traceability for every component shipped worldwide.
Verified to
Every Micron
Quality is built into every step — not inspected in at the end. From incoming material certification to final CMM inspection and worldwide shipment, every component is fully documented and traceable.
Our metrology lab features CMMs with 0.5µm resolution, white-light interferometers, and NIST-traceable calibration standards. Every international order ships with full dimensional reports, material certs, and CoC.