Industrial CNC Machine Directory

Chiron Mill 400 Five-Axis

$380,000 - $520,000 Updated 2026-03-17
01

Key Specifications

X / Y / Z Travel

400 mm / 400 mm / 450 mm

Table Diameter

ø 400 mm

Max Workpiece Diameter

ø 400 mm

Max Workpiece Height

350 mm

Max Table Load

150 kg

Spindle Speed (max)

18,000 rpm (30,000 rpm optional)

02

Overview

The Chiron Mill 400 Five-Axis is a compact vertical 5-axis machining center designed for high-accuracy production of small-to-medium precision parts in industries including medical technology, watch and optical manufacturing, aerospace sub-components, and electronics enclosures. It bridges the gap between Chiron's FZ-series micro-machining platforms and the larger Mill 1000 series, delivering 5-axis agility in a shop-floor-friendly package.

The Mill 400's swiveling rotary table design provides A-axis travel of ±120° and continuous C-axis rotation, enabling full 5-axis simultaneous interpolation on workpieces up to 400 mm in diameter. The rigid gantry-style column and symmetrical casting design minimize thermal deformation and maintain geometric accuracy across extended production shifts — critical for batch production of precision instrument components.

Chiron's high-torque spindle options for the Mill 400 range from 18,000 rpm standard to 30,000 rpm for high-speed finishing applications. Rapid traverse rates of 60 m/min in all linear axes keep non-cut time low, supporting the high-throughput production cycles the Mill 400 is designed for in automated cell environments.

The Chiron Mill 400 Five-Axis is offered as part of Chiron's scalable automation ecosystem, integrating with the PartMaster pallet handling system, linear robot interfaces, and the Chiron DataLine monitoring platform. This makes it well-suited to Industry 4.0 production environments where process transparency, traceability, and unmanned operation are requirements rather than options.

03

Full Specifications

Parameter Value
X / Y / Z Travel 400 mm / 400 mm / 450 mm
Table Diameter ø 400 mm
Max Workpiece Diameter ø 400 mm
Max Workpiece Height 350 mm
Max Table Load 150 kg
Spindle Speed (Max) 18,000 rpm (30,000 rpm optional)
Spindle Taper HSK-A63
Feed Rate (Max) 60 m/min
A-Axis Travel ±120°
C-Axis Travel 360° (continuous)
Tool Magazine Capacity 40 tools (80 optional)
CNC Control Siemens Sinumerik ONE
English Greek
Chiron Χείρων (translit. Cheírōn)
Phonetic IPA
Kahy Ron /ˈkaɪ rɒn/
Father Mother
Cronus Philyra
Brothers Sisters
Hadeszeusposeidon HeraDemeterHestia
Daughters Son
Endeishippoocyrhoe Carystus
04

Strengths & Limitations

Strengths

  • Compact 5-axis platform suitable for small-to-medium precision parts up to ø 400 mm
  • Full simultaneous 5-axis interpolation with ±120° A-axis and continuous C-axis
  • HSK-A63 spindle taper offers wide tooling compatibility for diverse materials
  • 60 m/min rapids across all axes maximize throughput in production environments
  • Seamless integration with Chiron automation ecosystem and DataLine Industry 4.0 platform

Limitations

  • Work envelope is too small for large aerospace structural or die/mold applications
  • Standard 18,000 rpm spindle requires upgrade for high-speed aluminum or finishing work
  • Higher cost than comparable vertical 5-axis platforms from some Asian competitors
05

Best For

Precision medical implants and instrument housings in titanium and stainless steel Small aerospace brackets and fittings requiring complex 5-axis geometry Watch components, optical mounts, and precision electronics enclosures High-mix low-volume production in automated cell environments
06

Frequently Asked Questions

01 What is the maximum workpiece size the Chiron Mill 400 Five-Axis can accommodate?

The Mill 400 Five-Axis can accommodate workpieces up to ø 400 mm in diameter and 350 mm in height, with a maximum table load of 150 kg. It is designed for small-to-medium precision components rather than large structural parts.

02 Can the Chiron Mill 400 Five-Axis be automated?

Yes. The Mill 400 integrates with Chiron's PartMaster pallet automation system, linear robot loaders, and standardized robot cell interfaces. The machine's DataLine connectivity supports real-time monitoring and MES integration for full production traceability.

03 How does the Mill 400 Five-Axis differ from the Mill 1000 Five-Axis?

The Mill 400 has a smaller work envelope (400 mm table vs. 1,000 mm on the Mill 1000) and is targeted at precision small-part production. The Mill 1000 Five-Axis is designed for larger components typical of mold-making and aerospace, with higher payload capacity and a larger tool magazine.

04 What spindle options are available on the Mill 400 Five-Axis?

The standard spindle delivers 18,000 rpm and is suited to steel, titanium, and stainless machining. An optional 30,000 rpm spindle is available for high-speed finishing of aluminum, non-ferrous alloys, and graphite electrodes.

05 What industries use the Chiron Mill 400 Five-Axis?

Primary users include medical device manufacturers (implants, instruments), aerospace tier suppliers (brackets, fittings), watch and optical industry manufacturers, and precision electronics producers. Its compact size and automation-readiness also make it popular for contract shops running mixed-material production.

07

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