Precision Medical CNC Machining for Difficult Alloys

When developing medical devices, surgical instruments, or diagnostic equipment, you need more than just a machine shop. You need a manufacturing partner who understands strict geometric tolerances, biocompatible materials, and rigorous documentation.

At AXALLOY Precision, we specialize in medical CNC machining, focusing on complex, high-value components made from difficult-to-machine alloys. From initial engineering prototypes to controlled low-volume and repeat production, we provide the process control and traceability your engineering and quality teams require.

Precision medical CNC machined components from difficult alloys

What You Get When Partnering With Us

We know that in the medical industry, a delayed prototype or a missing material certificate can derail your entire project schedule. Here is how our approach directly benefits your team:

Faster Validation and Time-to-Market

We don't just offer "fast delivery." Our 10–20 business day standard lead times (and 5–10 days for prototypes) mean your design validation, functional testing, and clinical trial preparations happen on schedule, accelerating your product's time-to-market.

Reduced Supply Risk

Your quality team receives parts that pass incoming inspection the first time. Every shipment is backed by the exact documentation you need for compliance, including Material Test Reports (MTRs), Certificates of Conformance (CoC), and First Article Inspection (FAI) reports.

Actionable Engineering Support

Before we cut any metal, our engineers review your drawings. You receive direct Design for Manufacturability (DFM) feedback, ensuring that complex contours, thin walls, and critical interfaces are actually manufacturable without driving up your unit costs.

Consistent Repeatability

By utilizing multi-axis milling and mill-turn centers, we machine complex medical parts with fewer setups. This preserves critical feature relationships and guarantees that part #500 is identical to part #1.

Biocompatible and Difficult-Alloy Expertise

Medical CNC machining often involves tough, work-hardening, or gummy materials. We evaluate material behavior, geometry, and surface requirements before defining the machining process.

We routinely machine the following medical-grade alloys:

  • Titanium Alloys: Grade 2, Grade 5 (Ti-6Al-4V), and Grade 23 (ELI) for implants and bone screws.
  • Stainless Steels: 316L, 17-4 PH, and 15-5 PH for surgical instruments and structural device components.
  • Cobalt Alloys: MP35N and Cobalt Chrome for high-strength, wear-resistant medical applications.
  • Specialty Metals: Nitinol and high-nickel alloys (Inconel, Hastelloy) for specialized medical and diagnostic equipment.

Our Material Qualification Process

Every material we machine is verified against strict medical-grade specifications before production begins. Our process includes:

  • Material composition verification via MTR review
  • Work-hardening behavior analysis for optimal tool paths
  • Surface finish validation for biocompatibility requirements
  • Heat treatment and passivation coordination

Medical Machining Capabilities & Parameters

Our facility in Shenzhen is equipped to handle complex geometries, micro-features, and demanding surface finishes. Below are our standard capabilities for medical component manufacturing.

General Machining Tolerances & Specifications

Parameter Standard Capability
Supported Production Volume1–10,000+ parts (Prototypes: 1-20, Low-Volume: 20-500)
Precision Dimensional Tolerance±0.005 mm
Position ToleranceDown to 0.010 mm
Flatness / ConcentricityDown to 0.005 mm / Down to 0.008 mm
Standard / Precision Surface FinishRa 1.6 μm / Ra 0.8 μm
Ground / EDM Surface FinishDown to Ra 0.2 μm / Down to Ra 0.8 μm
Minimum Wall Thickness0.5 mm
Minimum Machined Hole DiameterØ0.5 mm
Minimum Thread SizeM1.0 (M0.8 on Swiss turning)

Swiss CNC Turning

Ideal for Medical Pins, Screws & Connectors. For small, complex medical components, our Swiss-style machining provides exceptional precision by supporting the workpiece right at the cutting tool.

Maximum Bar DiameterØ32 mm
Minimum Part DiameterØ0.5 mm
Controlled AxesUp to 7 axes
Turning ToleranceDown to ±0.005 mm
Repeatability±0.003 mm
Supported OperationsTurning, milling, cross drilling, slotting, threading, back working

5-Axis Milling & Mill-Turn Machining

Parameter 5-Axis Milling Mill-Turn
Maximum Part SizeØ500 × 400 mmØ400 mm × 800 mm
Positioning Accuracy±0.005 mm±0.005 mm
Controlled Axes5 axesUp to 9 axes
Best ForOrthopedic implants, complex manifolds, device housingsMulti-feature rotational parts, complex shafts, nozzles

Note: We also offer Wire EDM and Sinker EDM for narrow slots, sharp internal corners, and deep cavities common in surgical tooling.

Inspection and Quality Documentation

We understand that in the medical sector, undocumented parts are unusable parts. Our temperature-controlled inspection room features calibrated CMMs (Accuracy up to 1.8 + L/300 μm), optical measurement, and surface roughness testers.

When you request an RFQ, let us know your documentation requirements. We provide:

Documentation Available

  • Material Test Reports (MTR) / Mill Certificates
  • First Article Inspection Report (FAI)
  • Certificate of Conformance (CoC)
  • Full Dimensional Inspection Reports
  • Ballooned Drawing Reports

Traceability & Special Processes

  • Material and Lot Traceability
  • Heat Treatment Certificates
  • Passivation & Coating Certificates
  • Special Process Records
  • Surface Roughness Reports

Quality Assurance Highlights

1.8 + L/300 μm

CMM measurement accuracy in our temperature-controlled inspection room

100%

Incoming material verification with MTR review before production

Full

Dimensional inspection reports available for every shipment upon request

Calibrated

CMM, optical measurement, and surface roughness testing equipment

Start Your Medical CNC Machining Project

AXALLOY is the right fit if you are an OEM, engineering firm, or contract manufacturer looking for a stable production route for high-value prototypes, low-volume production, or repeat programs.

Ready to get started?

To ensure an accurate and fast quote, please provide:

  1. 1 Complete 3D CAD models (STEP, IGS, X_T, SLDPRT)
  2. 2 2D Drawings (PDF, DWG) with identified critical features and tolerances
  3. 3 Defined material grades
  4. 4 Expected quantities and realistic target dates
  5. 5 Required quality documentation
Submit Your RFQ and Files Now

Maximum Upload Size: 500 MB per RFQ

Request Your Medical CNC Machining Quote

Our engineering team will review your project and respond promptly with a detailed proposal.

  • DFM feedback before production begins
  • Material certification and full traceability
  • Prototype lead times of 5–10 business days
  • Production lead times of 10–20 business days

Request a Quote

Tell us about your component requirements and material challenges.

We'll get back to you shortly.