Precision CNC Milling Services

Advanced 3-axis to 5-axis CNC milling capabilities for prototypes and production parts. Tolerances as tight as ±0.001" with fastest turnaround in the industry.

1-Day Turnaround
±0.001" Tolerances
ISO 9001 Certified
CNC Milling Machines

CNC Milling Capabilities

From simple 3-axis operations to complex 5-axis simultaneous machining, we deliver precision parts for any application.

3-Axis CNC Milling

  • X, Y, Z linear movement
  • Cost-effective for simple geometries
  • Fast setup and programming
  • Ideal for flat surfaces and holes

Max Part Size: 1000mm x 500mm x 300mm

Tolerance: ±0.005" (±0.13mm)

4-Axis CNC Milling

  • Additional rotary axis (A or B)
  • Continuous contouring possible
  • Multi-sided machining in single setup
  • Better surface finish quality

Max Part Size: 800mm x 400mm x 300mm

Tolerance: ±0.003" (±0.08mm)

5-Axis CNC Milling

  • Simultaneous 5-axis motion
  • Complex geometries and undercuts
  • Superior surface finish
  • Reduced setup time and handling

Max Part Size: 600mm x 400mm x 300mm

Tolerance: ±0.001" (±0.025mm)

CNC Milling Materials

Wide selection of metals and engineering plastics for any application requirement.

Aluminum

  • • 6061-T6, 7075-T6
  • • 2024-T3, 5052
  • • Excellent machinability
  • • Lightweight & strong
  • • Corrosion resistant

Stainless Steel

  • • 303, 304, 316L
  • • 17-4 PH, 420, 440C
  • • Superior corrosion resistance
  • • High strength
  • • Medical grade available

Titanium

  • • Grade 2, Ti-6Al-4V
  • • Highest strength-to-weight
  • • Biocompatible
  • • Aerospace grade
  • • Chemical resistant

Engineering Plastics

  • • PEEK, POM (Delrin)
  • • Nylon, Polycarbonate
  • • PTFE (Teflon), ABS
  • • Chemical resistant
  • • Lightweight solutions
Precision CNC Milled Parts

Tolerances & Specifications

Precision manufacturing to your exact requirements

CNC Milling Process

Technical Specifications

Specification Standard
Linear Tolerances ±0.001" to ±0.005"
Angular Tolerances ±0.5° to ±2.0°
Surface Finish Ra 0.4 to 6.3 μm
Minimum Feature 0.5mm (0.020")
Wall Thickness Min. 0.3mm (0.012")
Thread Capability M2 to M30, custom threads

Industry Applications

Serving critical industries with precision CNC milled components

Aerospace CNC Parts

Aerospace

  • Engine components
  • Landing gear parts
  • Structural brackets
  • Avionics housings

Certifications: AS9100D, ITAR registered

Materials: Ti-6Al-4V, Inconel, Al 7075

Medical CNC Parts

Medical Devices

  • Surgical instruments
  • Implant components
  • Diagnostic equipment
  • Prosthetic parts

Certifications: ISO 13485, FDA registered

Materials: Ti Grade 2, SS 316L, PEEK

Automotive CNC Parts

Automotive

  • Engine components
  • Transmission parts
  • Brake system components
  • Custom tooling

Certifications: IATF 16949, ISO 9001

Materials: Al 6061, Steel 4140, Cast Iron

Our CNC Milling Process

From CAD file to finished part in 4 simple steps

1. Upload Design

Upload your CAD files (STEP, IGES, SolidWorks) to our secure platform

2. DFM Analysis

Our engineers review your design and provide manufacturability feedback

3. CNC Machining

Precision machining using state-of-the-art CNC milling centers

4. Quality & Ship

100% inspection, certification, and secure packaging for delivery

CNC Milling Machine Components

Quality Assurance

Comprehensive quality management ensuring every part meets specifications

Certifications & Standards

ISO 9001:2015

Quality Management

AS9100D

Aerospace Standard

ISO 13485

Medical Devices

IATF 16949

Automotive Quality

Quality Control Equipment

  • CMM (Coordinate Measuring Machine)
  • Vision Measurement Systems
  • Surface Roughness Testers
  • Digital Micrometers & Gauges
  • Hardness Testing Equipment
CNC Spindle and Quality Control

Inspection Process

1
First Article Inspection (FAI)
2
In-Process Quality Control
3
Final Dimensional Verification
4
Material Certification & Documentation

Ready to Start Your Project?

Get instant pricing and design feedback for your complex components. Our engineering team is ready to help you leverage the full potential of CNC machining.

Address

No. 225, Delong Street, Chang'an Town, Dongguan City, Guangdong Province

connect

email: info@topcncpro.com
Phone: +86 15145145178

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