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Home / CNC Machining Capabilities - CNC Turning Milling & Surface Treatment | LC

CNC Machining Capabilities - CNC Turning Milling & Surface Treatment | LC

Our Capabilities

Precision CNC Machining for Complex & High-Difficulty Parts

From single prototypes to large production runs — tight-tolerance parts in metal, plastic & exotic alloys. Quote in 24 hours, ship worldwide.

±0.005mm Tolerance500+ Materials3-Day Lead Time60+ Countries
CNC Machining Services

Six Core Capabilities

CNC Turning

High-precision turning for cylindrical parts

CNC Milling

3/4/5-Axis milling for complex geometries

CNC Turn-Milling

Composite machining in single setup

Post-Processing

Surface treatment & finishing options

Quality Inspection

100% CMM inspection & control

Rapid Prototyping

CAD to prototype in 3 business days

Core Positioning

We Control Final Performance Through the Machining Process Path

Process synergy is not simple stacking, but precise connection of each step

Stable process paths achieve performance consistency from prototype to mass production

Stainless steel mirror and turn-mill expertise transferred to all difficult materials

CNC Turning Service

High-Precision CNC Turning for Cylindrical Parts

Technical Specifications

  • OD up to Ø600mm | Live Tooling | Threading
  • Length up to 1000mm
  • Tolerance: ±0.005mm
  • Surface roughness: Ra 0.05-0.4μm adjustable
  • Flatness: ±0.002mm
  • Materials: SS 304/316L/303, Al, Ti alloys

Typical products: Golf putter heads, coffee machine parts, liquid cooling parts, medical devices, bearing seats

CNC Turning Service
CNC Milling Service

3/4/5-Axis CNC Milling for Complex Geometries

Technical Specifications

  • 3/4/5-Axis milling | ±0.01mm | Max 2000x1000mm
  • Tolerance: ±0.005mm
  • Stainless steel mirror: Ra 0.05μm
  • Complex cavities / thin-wall anti-deformation
  • Materials: 304/316L/303/17-4PH/15-5PH

Typical products: Valve bodies, medical devices, coffee machine parts, liquid cooling parts

CNC Milling Service
CNC Turn-Milling

Composite Machining in Single Setup

Technical Specifications

  • Turning, milling, drilling, tapping, boring, chamfering in one clamping
  • Concentricity ≤ 0.005mm
  • Bar diameter ≤ 66mm, length ≤ 349mm
  • 100% CMM inspection on key dimensions
  • Standardized parameters for batch consistency

Typical products: Stainless valve bodies, rotary joints, precision sleeves, robot joint parts, medical device housings

CNC Turn-Milling Service
Post-Processing

Surface Treatment & Finishing Options

Anodizing

Type II & III, 5-75μm, multi-color

Electroplating

Ni/Cr/Zn/Au/Ag plating

Powder Coating

Full RAL/Pantone colors

Passivation

ASTM A967 standard

Heat Treatment

Quench, temper, carburize, harden

Polishing

Mechanical/electrolytic, Ra 0.05μm

Quality Inspection

100% CMM Inspection & Full Material Certs

CMM

Zeiss CONTURA

Roughness

Mitutoyo SJ-410

Microscopy

Keyence VHX

FAI Reports

Full inspection docs

How We Work

Three Cooperation Modes

01

Have Drawings

DFM report → 24h quote → 20-day first sample

02

Have Samples

48h 3D design → 48h quote

03

Have Ideas

Technical support → Drawing design → Sample

Ready to Start Your Project?

Small Volume Today. Long-Term Partnership Tomorrow.

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