Core Machining

CNC Milling for Multi-Face Precision Components

3-, 4- and 5-Axis Milling for Complex Geometries

Zhuocheng provides CNC milling for parts requiring multi-face machining, complex contours, pockets and structural features. From aluminum housings to stainless brackets, our 3-, 4- and 5-axis machining centers handle a wide range of geometries — all to customer drawings.

CNC Milling
600×400×400 mmTypical machining envelope
3/4/5-axisMilling capability
±0.01 mmDrawing-dependent tolerance
Ra 0.8–1.6 μmTypical surface roughness
Why CNC Milling?

Why CNC Milling?

Understanding when and why to choose cnc milling for your parts.

  • Multi-Axis Milling

    3-, 4- and 5-axis machining centers handle complex geometries, multi-face parts and 3D contours.

  • Complex Geometry Expertise

    Experience with pockets, contours, 3D surfaces and tight-tolerance structural features.

  • Wide Material Range

    Aluminum, stainless steel, carbon steel, titanium and brass — milled to drawing requirements.

When CNC Milling Makes Sense

Key characteristics that indicate this process is the right fit for your part.

Multi-Face

Parts

Milled features on multiple sides

Pockets

&

Contours 3D pockets · Slots · Cavities

Structural

Components

Brackets · Mounts · Housings

Tight

Tolerance

±0.01 mm drawing-dependent

CNC Milling Capability

Real parameters from our confirmed production range — not placeholder values.

CNC Milling Capability
600×400×400 mm
Typical machining envelope
3/4/5-axis
Milling capability
±0.01 mm
Drawing-dependent tolerance
Ra 0.8–1.6 μm
Typical surface roughness
Materials Stainless Steel, Aluminum, Carbon & Alloy Steel, Titanium, Brass

* Actual achievable tolerance and surface finish depend on material, geometry, drawing requirements and machining process.

Products

What We Manufacture with CNC Milling

Product families and component types we produce with this process — made to customer drawings.

View All CNC Machined Parts

CNC Milling Beyond Flat Surfaces

Secondary and in-process features available within this manufacturing route.

Drilling

Precision holes, deep holes and multi-diameter drilling.

Tapping

Internal threads — metric, UNC, UNF and custom profiles.

Reaming

Precision reaming for tight-tolerance holes.

Boring

Precision boring for large-diameter internal features.

Contouring

2D and 3D contouring for complex external profiles.

3D Surfacing

5-axis surfacing for organic geometries and complex curves.

Materials for CNC Milling

Common materials we routinely machine for this process.

Stainless Steel

303 / 304 / 316 / 17-4 PH

Aluminum

6061 / 7075 / 2024

Carbon & Alloy Steel

1045 / 4140 / 4340

Titanium

Grade 5 (Ti-6Al-4V)

Brass

C3604

Other materials available based on drawing and application requirements.

CNC Milling in Practice

An anonymized example showing how this process solves a real manufacturing challenge.

Aluminum Equipment Housing

Aluminum Equipment Housing

Application
Industrial equipment enclosure
Material
Aluminum 6061-T6
Challenge
Multi-face housing with pockets, sealed interfaces, threaded holes and tight flatness on mating surfaces.
Process
4-axis CNC milling with multiple setups for complete geometry in one machining route.
Result
Consistent flatness, sealing surface quality and repeatable production for ongoing lots.

Quality Control for Precision Machined Parts

Every precision part goes through a structured quality control process — not just final inspection.

View Full Quality System
  1. 01 Incoming Material

    Material and certificate verification

  2. 02 First Article

    Critical dimensions and features checked

  3. 03 In-Process QC

    Process stability and critical dimensions

  4. 04 Final Inspection

    Final dimensional and appearance checks

Inspection Equipment: CMM · Optical Measurement · Micrometers · Thread Gauges · Roughness Tester

FAQ

Frequently Asked Questions

What is your maximum milling size?

Typical machining envelope is up to 600×400×400 mm. Larger parts may be possible — please send the drawing.

Do you offer 5-axis milling?

Yes. We have 5-axis machining centers for complex geometries, multi-face parts and 3D contours.

Can you machine aluminum and stainless?

Yes. We routinely machine aluminum 6061/7075, stainless steel 303/304/316/17-4 PH, carbon steel, titanium and brass.

What surface finishes can you achieve?

Typical surface roughness is Ra 0.8–1.6 μm. Anodizing, plating, polishing and other finishes available per drawing.

NEXT STEPHave a Milled Part Drawing?

Send us your drawing, material and quantity. Our engineering team will review the part and recommend the appropriate CNC milling process.

Send RFQ