Custom Medical CNC Machining
FastPreci delivers custom CNC machining service for medical precision parts. From material selection to surface finishing, we provide expert support, one-stop solutions, and strict quality control for every part.
- Micron-level precision for critical components
- Biocompatible materials machining expertise
- ISO 13485 certified quality control
Trusted by 1000+ Companies
Engineering Challenges in Medical Manufacturing
Medical device manufacturing demands extreme precision, strict quality control, and reliable repeatability. Engineers face multiple technical and regulatory challenges throughout the machining process.
Tight Tolerances & Complex Geometries
Medical parts often require ±0.005 mm accuracy to ensure flawless assembly and performance. Miniaturized designs and intricate internal features push machining limits.
Surface & Cleanliness Requirements
Burr-free, contamination-free, and ultra-clean surfaces are essential to ensure patient safety, prevent bacterial growth, and meet stringent medical sterility expectations.
Hard-to-Machine Materials
Titanium, stainless steel, and PEEK require specialized machining parameters, tool selection, and thermal-control strategies to maintain structural integrity and precision.
Regulatory & Quality Compliance
Full traceability, documented process controls, and alignment with ISO 13485 and industry regulations are mandatory throughout the entire production lifecycle.
Our Medical CNC Machining Solutions
At FastPreci, we tackle medical manufacturing challenges through a fully integrated system — combining advanced equipment, engineering expertise, and ISO certified processes to ensure every part meets medical-grade precision and compliance.
Engineering & DFM Support
Our engineers provide early-stage DFM feedback, material guidance, and cost-saving suggestions to optimize every prototype and production run.
Multi-Axis Precision CNC Machining
5-axis CNC milling, turning, grinding, and EDM & Wire EDM ensure tight tolerances and repeatable accuracy across complex geometries and micro features.
Controlled Process & Clean Handling
Medical-grade surface finishing, cleanroom-level packaging, and burr-free processes guarantee parts ready for sterile environments.
ISO Certified Quality Assurance
ISO 9001, ISO 13485, and IATF 16949 certified systems ensure full traceability, process validation, and consistent medical compliance.
Our Medical CNC Machining Capabilities
At FastPreci, we use advanced CNC milling, turning, grinding, EDM and Wire EDM to support high-precision medical CNC machining, ensuring tight tolerances and reliable performance for every medical component.
CNC Milling Service
FastPreci delivers custom CNC milling for metals and plastics, meeting exact performance and dimensional needs across aerospace, medical, robotics, automotive, and electronics industries.
- Advanced multi-axis machining
- Excellent Surface Finish
- Wide selection of materials
CNC Turning Service
FastPreci’s CNC turning online ensure high precision and repeatability across complex geometries and production volumes using horizontal, vertical, and mill-turn centers.
- Ideal for Symmetrical Parts
- Efficient cycle times
- Cost-Effective for Batches
CNC Grinding Service
FastPreci provides precision CNC grinding for ultra-high accuracy and fine surface finishes in critical components.
- Tolerances down to ±0.002 mm
- Superior Repeatability for Batches
- Mirror Fnishes as fine as Ra 0.2 μm
EDM & Wire EDM Services
Our EDM and Wire EDM (WEDM) services precisely machine parts with intricate features, tight tolerances, and hard-to-machine materials.
- No mechanical stress on workpieces
- Capable of machining hard materials
- Ideal for complex shapes and fine details
Full Support from Prototype to Production
At FastPreci, we support your medical project through every stage — from early concept validation to final mass production.
Prototyping
Quickly turn your designs into functional prototypes for form, fit, and basic performance testing.
- DFM analysis and design optimization
- Prototype turnaround within days
Engineering Validation Test (EVT)
Verify engineering performance and material properties under real conditions.
- Full dimensional inspection
- Material and structure optimization
Design Validation Test (DVT)
Validate appearance, assembly, and manufacturability with production-intent parts.
- Assembly fit optimization
- Surface finishing optimization
Production Validation Test (PVT)
Ensure consistent quality and efficiency before full-scale production.
- Pilot runs for process verification
- Detailed inspection documentation
Mass Production (MP)
Move seamlessly into stable, repeatable production with full traceability.
- ISO certified quality management
- Scalable, cost-efficient production
Medical Parts We Machine
FastPreci machines precision components for a wide range of medical devices — from device housings to surgical tools — all produced with micron-level accuracy and validated through CMM inspection.
Device Housings & Assemblies
Valve Blocks · Manifolds · Enclosures · Coupling Parts · Custom Fittings
Diagnostic & Monitoring Devices
Sensor Housings · Pump Bodies · Connectors
Robotic & Automation Medical Parts
Gear housings · Shaft joints · Mounting plates · Sensor Brackets
Surgical Instruments
Forceps · Clamps · Drill Guides · Handpiece Housings
Material Options for Medical Parts
FastPreci supplies an extensive array of materials — metals, plastics, ceramics, and composites — tailored to meet the functional, mechanical, and regulatory demands of medical devices.
Metals
High strength and corrosion resistance for implants, housings, and precision surgical tools.
Common Materials:
Aluminum (6061, 7075) · Stainless Steel (303, 304, 316L) · Titanium (Grade 2, 5) · Brass · Copper · Inconel
Key Benefits:
- Excellent mechanical strength and biocompatibility
- Superior corrosion resistance and heat tolerance
- Stable performance after repeated sterilization
Typical Applications:
- Pump housings
- Enclosures
- Coupling parts
Plastics
Lightweight, chemical-resistant materials ideal for diagnostic and disposable medical devices.
Common Materials:
PEEK · Ultem (PEI) · Delrin (POM) · Nylon (PA) · Acrylic (PMMA) · Polycarbonate (PC) · PTFE
Key Benefits:
- Biocompatible and sterilization-ready
- Lightweight with high mechanical strength
- Electrically insulating and dimensionally stable
Typical Applications:
- Diagnostic housings
- Connectors
- Valve bodies
- Insulating components
Ceramics
High hardness, biocompatibility, and excellent thermal stability for precision medical components.
Common Materials:
Alumina (Al₂O₃) · Zirconia (ZrO₂)
Key Benefits:
- Exceptional wear and corrosion resistance
- Excellent electrical & thermal insulation
- Ideal for micro-scale, high-precision medical features
Typical Applications:
- Sensor substrates
- Pump seals
- Insulation plates
Composites
Lightweight, strong, and dimensionally stable materials engineered for advanced medical device structures.
Common Materials:
Carbon Fiber · Glass Fiber
Key Benefits:
- High strength-to-weight ratio
- Excellent fatigue and vibration resistance
- Low thermal expansion for stable performance
Typical Applications:
- Imaging system brackets
- Lightweight instrument frames
- Structural housings
- Precision positioning components
Surface Finishing for Medical Parts
FastPreci provides a full range of surface finishing services for CNC machined medical components. From improving biocompatibility to achieving smooth surfaces, our finishes enhance both performance and appearance — ensuring every part meets medical-grade standards.
| Function Category | Surface Finishing Process | Application Description |
| Protective & Anti-Corrosion | Anodizing (Type II / Type III) | Creates a hard, corrosion-resistant surface on aluminum parts; ideal for surgical housings and instrument components. |
| Biocompatibility Enhancement | Passivation | Removes free iron from stainless steel surfaces to improve corrosion resistance and meet ISO 13485 sterilization standards. |
| Aesthetic & Identification | Electropolishing / Laser Marking | Produces ultra-smooth, mirror-like surfaces for instruments; laser marking ensures traceable part ID without contamination. |
| Surface Smoothness & Sterility | Polishing / Buffing / Ultrasonic Cleaning | Achieves low Ra (≤0.8 μm) surfaces for medical tools; ensures no residue for clinical use. |
| Durability & Wear Resistance | Hard Anodizing / Nickel Plating / PVD Coating | Increases hardness and wear life of housings and moving components. |
| Clean & Contaminant-Free | Ultrasonic Cleaning / Deburring / Vapor Degreasing | Removes particulates and machining residues for sterilization-ready medical parts. |
Tolerances for Medical Parts
Medical components demand exceptional precision — even the smallest deviation can impact functionality, assembly, or patient safety. FastPreci ensures every medical part meets micron-level accuracy through advanced 5-axis machining, strict process control, and CMM-certified inspection.
| Functional Category | Typical Tolerance Focus | Precision Range (Reference) | Example Components |
| Surgical Instruments | Consistent cutting edge and assembly alignment | ±0.005 – ±0.01 mm | Forceps · Drill guides · Handpiece housings |
| Diagnostic & Sensor Components | Precision for sealing, fit, and electronic integration | ±0.003 – ±0.008 mm | Sensor housings · Connectors |
| Device Housings & Pump Assemblies | Consistent enclosure geometry and thread accuracy | ±0.01 – ±0.02 mm | Valve blocks · Pump bodies · Enclosures · Couplings |
| Robotic & Automation Medical Parts | High positional repeatability for motion systems | ±0.002 – ±0.006 mm | Gear housings · Shaft joints · Mounting plates |
Comprehensive Metrology & Inspection for Every Part
Every medical part at FastPreci is verified through a complete metrology and inspection process — from dimensional measurement to surface and material validation — ensuring accuracy, consistency, and full compliance with your drawings.
| Category | Capabilities & Equipment |
| Dimensional Accuracy | Coordinate Measuring Machines (CMM), 2D measuring instruments, height gauges, micrometers, calipers |
| Geometric & Surface Validation | Thread gauges, pin gauges, block gauges, surface roughness testers |
| Material & Composition Analysis | XRF (X-ray Fluorescence Spectrometer) for alloy and coating verification |
| Documentation & Traceability | CMM inspection reports, material certificates (CoC / MTR), and complete dimensional data for every part |
- Verified precision with CMM
- Transparent inspection reports
- ISO 9001 / 13485 / 14001 / IATF 16949 quality systems
Why Choose FastPreci
Fast
Lead time as fast as 3 days, accelerating your R&D and production progress, easily meet tight deadlines.
Precision
Tolerances as tight as 0.005mm, rich experience with advanced 5-axis CNC machines, mill-turn machines, and precision grinding machines, meets a variety of tolerance requirements.
Cost-effective
According to your functionality and quantity requirements, develop the optimal manufacturing process, combined with efficient self-owned factories to achieve optimal performance and cost.
One-stop Solution
From CNC machining to aluminum extrusion and heat treatment to surface finishing, from prototyping to mass production, easily and efficiently customize various parts.
Strict Quality Control
ISO 9001 quality management system certification, equipped with various quality inspection instruments including Zeiss coordinate, process and results can be controlled.
Dedicated Service
A dedicated account manager is available to provide fast response, individualized service, full support, and easy management of complex projects.
Beyond Medical Devices: Industries We Serve
