High-Precision Magnesium CNC Machining Parts with ±0.005 mm Tolerance and Lightweight 5-Axis Machined Components
JYH Precision Machining specializes in manufacturing high-precision magnesium (Mg) machining parts for industries that demand exceptional strength-to-weight performance. Our advanced CNC machining capabilities, combined with extensive experience in machining magnesium alloys, allow us to produce lightweight, dimensionally accurate, and corrosion-resistant components with tight tolerances for mission-critical applications.
Whether you require prototype development, low-volume production, or mass manufacturing, our engineering team provides complete machining solutions from material selection and DFM (Design for Manufacturing) support to precision machining, surface finishing, quality inspection, and worldwide delivery.
Our custom magnesium CNC machining parts are manufactured using advanced 3-axis, 4-axis, and 5-axis CNC machining centers to achieve outstanding dimensional accuracy, lightweight construction, and excellent mechanical performance.
Magnesium alloys are approximately 35% lighter than aluminum while maintaining excellent rigidity, making them ideal for aerospace structures, UAV components, robotics, optical equipment, medical devices, and portable electronic enclosures.
Every component undergoes strict quality inspection using advanced metrology equipment to ensure consistent precision and reliability.
Magnesium is one of the lightest structural metals available, making it ideal for weight-sensitive applications.
- Tight tolerance up to ± 0.005 mm
- Excellent dimensional stability
- Superior surface finish
- High repeatability
Capable of manufacturing:
- Thin-wall structures
- Deep cavities
- Lightweight pockets
- Complex internal features
- Multi-face machining
Ideal for applications requiring maximum performance with minimum weight.
Compared with aluminum and titanium, magnesium offers:
- Faster cutting speeds
- Lower cutting forces
- Reduced tool wear
- Higher production efficiency
| Magnesium Alloy | Features | Typical Applications |
|---|---|---|
| AZ91D | Excellent corrosion resistance and strength | UAV, automotive, electronics |
| AZ31B | Good formability and lightweight | Aerospace structures |
| AM60 | High impact resistance | Automotive safety components |
| ZK60 | High mechanical strength | Aerospace |
| WE43 | High-temperature performance | Aerospace & defense |
Custom material sourcing is also available according to customer specifications.
| Capability | Specification |
|---|---|
| CNC Milling | 3, 4 & 5 Axis |
| CNC Turning | High Precision |
| Maximum Part Size | Up to 2000 mm |
| Tolerance | ±0.005 mm |
| Surface Roughness | Ra 0.8-1.6 μm |
| Prototype | Available |
| Low Volume Production | Available |
| Mass Production | Available |
To improve durability and corrosion resistance, we provide a wide range of post-processing services:
- Plasma Electrolytic Oxidation (PEO)
- Chromate Conversion Coating
- Powder Coating
- Painting
- Sand Blasting
- Bead Blasting
- Passivation
- Polishing
- Laser Marking
- Silk Screen Printing
- Custom Surface Treatments
PEO coating is highly recommended for magnesium parts requiring exceptional wear resistance and corrosion protection.
| Property | Magnesium | Aluminum |
|---|---|---|
| Weight | ⭐ Extremely Light | Light |
| Density | 1.74 g/cm³ | 2.70 g/cm³ |
| Machining Speed | Excellent | Very Good |
| Tool Wear | Lower | Moderate |
| Strength-to-Weight Ratio | Excellent | Very Good |
| Thermal Conductivity | High | High |
| Corrosion Resistance | Requires Surface Treatment | Naturally Better |
| Aerospace Suitability | Excellent | Excellent |
Our precision magnesium machining parts are widely used in:
- Aerospace Components
- UAV & Drone Structures
- Robotics Equipment
- Medical Devices
- Optical Instruments
- Semiconductor Equipment
- Automotive Lightweight Parts
- Defense Equipment
- Electronic Enclosures
- Camera & Imaging Systems
- Scientific Instruments
- Industrial Automation Equipment
Quality is integrated into every stage of our manufacturing process.
Our inspection capabilities include:
- Coordinate Measuring Machine (CMM)
- Height Gauge Inspection
- Digital Micrometers
- Optical Projector
- Thread Gauge Inspection
- Surface Roughness Measurement
- Visual Inspection
- First Article Inspection (FAI)
- Final Quality Report
- Material Certification Available Upon Request
Each shipment is carefully inspected before delivery to ensure compliance with customer drawings and specifications.
- Over 10 years of precision machining experience
- Specialized in magnesium alloy machining
- Advanced 3, 4 & 5-axis CNC machining centers
- Tight tolerance up to ±0.005 mm
- Engineering DFM support before production
- Rapid prototyping and production manufacturing
- Competitive factory-direct pricing
- Strict quality management system
- Flexible MOQ
- Fast global shipping
- One-stop manufacturing solutions
- Receive CAD drawings (STEP, STP, IGS, XT, DWG, PDF)
- Engineering review & DFM analysis
- Material preparation
- Precision CNC machining
- Surface finishing
- Quality inspection
- Final cleaning
- Protective packaging
- Worldwide shipping
| Item | Details |
|---|---|
| Product Name | High Precision Magnesium CNC Machining Parts |
| Material | AZ91D, AZ31B, AM60, ZK60, WE43, Custom Magnesium Alloys |
| Manufacturing Process | CNC Milling, CNC Turning, 5-Axis Machining |
| Precision | ±0.005 mm |
| Surface Finish | Ra 0.8-1.6 μm |
| Surface Treatments | PEO, Chromate, Powder Coating, Painting, Sandblasting, Polishing |
| OEM/ODM | Supported |
| Prototype Service | Available |
| Production Volume | 1 Piece to High Volume |
| Inspection | 100% Quality Inspection |
| File Formats | STEP, STP, IGS, DWG, DXF, PDF |
| Lead Time | Depends on quantity and complexity |
We machine AZ91D, AZ31B, AM60, ZK60, WE43, and other custom magnesium alloys based on your project requirements.
We can achieve machining tolerances up to ± 0.005 mm, depending on the part geometry and material.
Yes. Our 5-axis CNC machining technology enables us to produce intricate geometries, thin-wall structures, and lightweight designs with exceptional precision.
Yes. We provide PEO coating, chromate conversion, painting, powder coating, polishing, bead blasting, laser marking, and other customized finishing services.
Absolutely. We support rapid prototyping, functional testing, and scalable production from single-piece prototypes to high-volume manufacturing.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.