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ISO 9001 Certified · Dongguan, China

3-Axis CNC Machining,
Cost-Effective Precision Parts

The workhorse of precision manufacturing. Our 200+ 3-axis CNC milling centres produce brackets, housings, plates and enclosures with tolerances down to ±0.01 mm, fast lead times and no minimum order.

±0.01mmAchievable Tolerance
200+CNC Machines
5 DaysStandard Lead Time
24hQuote Turnaround

3-Axis vs 4-Axis vs 5-Axis

Understanding where 3-axis fits in the machining spectrum helps you specify the right process and control cost.

3

3-Axis Machining

Standard
  • X/Y/Z axes, the foundation of CNC
  • Prismatic parts with flat faces
  • Multiple setups for angled features
  • Most cost-effective option
Best for:

Enclosures, brackets, flat plates, simple housings

4

4-Axis Machining

  • Adds A rotary axis to XYZ
  • Cylindrical parts & radial features
  • Helical milling capabilities
  • One clamping for multi-face work
Best for:

Shafts, cams, cylindrical housings

5

5-Axis Machining

  • Full simultaneous 5-axis motion
  • Complex freeform geometry
  • Aerospace & medical grade parts
  • Highest capability, highest cost
Best for:

Turbine blades, implants, complex moulds

What 3-Axis Machining Can Do

From everyday prismatic parts to high-speed thin-wall aluminium work, our 3-axis centres cover a vast range of applications.

Standard 3-Axis

Standard 3-Axis Milling

Tool moves in X, Y, Z. Machines one face at a time. Part must be re-fixtured for each new face. Excellent for pockets, slots, holes, contours on a single face.

  • Pockets, slots, holes, and contours
  • Flat face machining on prismatic parts
  • Re-fixturing for each new face
  • Cost-effective for most part geometries
Tolerance:±0.01-0.05mm
High-Speed 3-Axis

High-Speed 3-Axis Milling

Same 3 axes but at high spindle speeds (12,000-30,000 RPM). Used for aluminium mould cavities, thin-wall structures, and fine surface finishes. Ra down to 0.4μm achievable.

  • Aluminium mould cavities
  • Thin-wall structures
  • Fine surface finish (Ra 0.4μm)
  • High spindle speeds: 12,000-30,000 RPM
Tolerance:±0.01-0.02mm

Why Choose 3-Axis Machining?

Six practical advantages that make 3-axis the right choice for prismatic, bracket, and enclosure parts.

Lowest Cost Per Part

Most cost-effective CNC process. Simple toolpaths, high machine availability, and fast cycle times reduce per-part cost significantly.

Fastest Lead Time

Standard 3-axis parts ship in 3-5 business days. No complex programming or specialised fixturing required.

Widest Material Range

Compatible with all machinable metals and plastics, aluminium, steel, stainless, titanium, brass, PEEK, POM, and more.

High Surface Quality

Achieves Ra 0.8-1.6μm in standard finish; Ra 0.4μm with high-speed finishing passes. Suitable for most sealing and mating surfaces.

Tight Tolerances

Standard ±0.05mm; ±0.01mm achievable for critical features with careful fixturing and programming.

DFM Review Included

Every quote includes a free Design for Manufacturability check. Our engineers flag issues before machining starts.

3-Axis Machining Specifications

Full technical specifications for both standard and high-speed 3-axis machining at Ginwate CNC.

SpecificationStandard 3-AxisHigh-Speed 3-Axis
Standard Tolerance±0.05mm±0.02mm
Achievable Tolerance±0.01mm±0.01mm
Max Part Size800×600×400mm600×500×300mm
Min Feature Size0.5mm0.3mm
Surface Finish Ra1.6μm0.4μm
Spindle SpeedUp to 8,000 RPM12,000-30,000 RPM
Best ForGeneral prismatic partsThin walls & fine finish

Materials for 3-Axis Machining

We machine all common engineering metals and plastics on our 3-axis centres, from aluminium prototypes to production stainless parts.

Aluminum 6061Aluminum 7075Steel 1045Steel 4140Stainless 303Stainless 316LBrass C360Titanium Gr5PEEKPOMABSCopper C110

Industries & Applications

3-axis machining is the process of choice for prismatic parts across electronics, general engineering, and R&D applications.

Electronics & Enclosures

  • PCB enclosures
  • Heatsink bodies
  • Connector housings
  • Instrument panels
Typical Tolerance

±0.02-0.05mm

General Engineering

  • Structural brackets
  • Jig and fixture plates
  • Machine bases
  • Adapter flanges
Typical Tolerance

±0.02-0.10mm

Prototype & R&D

  • Functional prototypes
  • Proof-of-concept parts
  • Test fixtures
  • Custom one-offs
Typical Tolerance

±0.01-0.05mm

Design Tips for 3-Axis Parts

Five practical design guidelines to reduce cost, improve quality, and avoid common 3-axis machining pitfalls.

01

Keep wall thickness ≥ 0.8mm

Thinner walls flex during cutting, causing chatter marks and dimensional inaccuracy.

02

Avoid deep narrow pockets

Depth-to-width ratio > 4:1 requires long thin tools prone to deflection. Design fillets ≥ tool radius.

03

Add radii to internal corners

3-axis cannot cut a perfect internal sharp corner. Add a radius equal to the tool radius + 0.1mm clearance.

04

Reference datums clearly

Mark datum faces on your 2D drawing. A clear datum reduces setup time and eliminates ambiguity.

05

Group similar tolerances

Parts with one or two critical tight-tolerance features and the rest standard tolerance are far cheaper than uniform tight tolerance.

Start Your 3-Axis CNC Order

Upload your CAD file and receive a detailed quote within 24 hours. No minimum order quantity, single prototypes to production runs of 10,000+ parts.

From the Blog

Deepen your engineering knowledge

Free technical articles from Ginwate senior engineers