Mazak VARIAXIS i NEO

$375,000 - $650,000 Updated 2026-03-13

Key Specifications

X Travel

730 mm (28.7 in) [i-700 NEO]

Y Travel

1,050 mm (41.3 in) [i-700 NEO]

Z Travel

600 mm (23.6 in) [i-700 NEO]

Max Spindle

12,000 RPM [i-600], 18,000 RPM [i-700], 10,000 RPM [i-800]

Spindle Taper

BT40 [i-600], BIG-PLUS No.40 [i-700], BIG-PLUS No.50 [i-800]

Tool Capacity

30 standard (40, 80, 120 optional)

Overview

The Mazak VARIAXIS i NEO is the latest evolution of Mazak's flagship simultaneous 5-axis vertical machining center platform, available in three frame sizes: the i-600 NEO, i-700 NEO, and i-800 NEO. The NEO designation signals the upgrade to the MAZATROL SmoothAi CNC with AI-driven spindle vibration detection and thermal compensation, replacing the older Matrix 2 control.

The i-700 NEO offers axis travels of 730 x 1,050 x 600 mm (28.7 x 41.3 x 23.6 in) on X, Y, and Z. That long Y-axis stroke gives shops the ability to handle elongated aerospace brackets that would otherwise require a larger machine class. The trunnion table tilts from -120 to +30 degrees on A and rotates 360 degrees continuous on C, driven by Mazak's backlash-free roller gear cam system with 0.0001-degree indexing.

The i-600 NEO carries a standard 12,000 RPM / BT40 spindle. The i-700 NEO steps up to 18,000 RPM with BIG-PLUS No.40, while the i-800 NEO runs BIG-PLUS No.50 at 10,000 RPM for heavy-duty steel and titanium. All three accept optional high-speed or high-torque spindles.

Full gantry construction without overhang distributes cutting loads evenly and minimizes thermal deflection. Mazak's MX Hybrid Roller Guide System delivers 60 m/min (2,362 ipm) rapids while maintaining vibration damping.

The SmoothAi Spindle feature uses a vibration sensor to detect chatter onset, then automatically adjusts spindle speed and feed rate in real time. Ai Thermal Shield compensates for thermal growth during lights-out runs. Automation options include two-pallet changers and full PALLETECH integration. Tool magazines range from 30 to 120 tools.

Full Specifications

Parameter	Value
Models Available	i-600 NEO, i-700 NEO, i-800 NEO
X-Axis Travel	730 mm (28.7 in) [i-700 NEO]
Y-Axis Travel	1,050 mm (41.3 in) [i-700 NEO]
Z-Axis Travel	600 mm (23.6 in) [i-700 NEO]
A Axis Range	+30 to -120 degrees
C Axis Range	360 degrees continuous
Rotary Indexing	0.0001 degree increments (A and C axes)
Max Spindle Speed	12,000 RPM [i-600], 18,000 RPM [i-700], 10,000 RPM [i-800]
Spindle Taper	BT40 [i-600], BIG-PLUS No.40 [i-700], BIG-PLUS No.50 [i-800]
Spindle Motor Power	22 kW / 30 hp [i-700 NEO]
Spindle Drive	Built-in motor with core cooling
Tool Capacity	30 standard (40, 80, 120 optional)
Max Workpiece Diameter	700 mm (27.6 in) [i-600], 850 mm (33.5 in) [i-700], 1,000 mm (39.4 in) [i-800]
Max Workpiece Height	450 mm (17.7 in) [i-600], 500 mm (19.7 in) [i-700], 415 mm (16.3 in) [i-800]
Table Load Capacity	500 kg (1,102 lb) [i-600/700], 800 kg (1,764 lb) [i-800]
Rapid Traverse Xy	60 m/min (2,362 ipm)
Rapid Traverse Z	56 m/min (2,205 ipm)
CNC Control	MAZATROL SmoothAi CNC
Construction	Full gantry without overhang
Pallet Size	Φ31.5″ × 24.8″
Tool Shank	BIG-PLUS No.50
Max Spindle Speed	10000 min-1(rpm)
Max Workpiece Size	Φ39.37″ × 16.34″Φ33.46″ × 19.69″

Specifications sourced from mazak.com — verified 2026-03-28

Strengths & Limitations

Strengths

SmoothAi with AI-driven spindle vibration detection automatically suppresses chatter for good surface finishes
Full gantry construction provides symmetrical rigidity during long unmanned runs
Three frame sizes cover 700 mm to 1,000 mm diameter workpieces
Roller gear cam on both rotary axes eliminates backlash with 0.0001-degree indexing
Ai Thermal Shield compensates for thermal growth during lights-out operation
Long Y-axis (1,050 mm on i-700 NEO) handles elongated aerospace parts
PALLETECH-ready for multi-machine unmanned production

Limitations

Premium pricing over standard VARIAXIS i may not be justified for single-shift shops
i-600 and i-700 NEO limited to No.40 taper restrict heavy roughing vs No.50
Standard 30-tool magazine undersized for complex parts
Mazak proprietary control - no Siemens or Heidenhain option
i-800 NEO at 10,000 RPM slow for high-speed aluminum without upgrade

Best For

Aerospace 5-axis contouring on structural parts in aluminum, titanium, Inconel Lights-out production where AI thermal compensation reduces scrap Job shops with diverse part families using PALLETECH automation Medical device production requiring consistent surface finishes Shops upgrading from Matrix 2 to gain SmoothAi productivity

Frequently Asked Questions

01 What does a Mazak VARIAXIS i NEO cost?

New pricing ranges from $375,000 (base i-600 NEO) to $650,000+ (fully optioned i-800 NEO). The i-700 NEO in two-pallet, 80-tool config runs $450,000-$550,000. NEO commands 10-15% premium over non-NEO.

02 VARIAXIS i vs i NEO?

NEO replaces Matrix 2 with SmoothAi CNC. Same platform. Adds AI spindle vibration detection, Ai Thermal Shield, modernized touchscreen, improved rotary cooling.

03 Which model?

i-600 NEO: parts to 700 mm in aluminum. i-700 NEO: most popular for aerospace/medical. i-800 NEO: No.50 taper for heavy steel/titanium.

04 Titanium capable?

Yes. i-700 NEO high-torque spindle handles Ti. i-800 NEO No.50 at 10K RPM better for heavy Ti. AI chatter suppression valuable in titanium.

05 SmoothAi spindle?

Vibration sensor monitors cutting. AI adjusts speed/feed in real time to suppress chatter across all materials for better finishes during unmanned runs.