Mazak VARIAXIS i-800 NEO
Key Specifications
X Travel
Y Travel
Z Travel
Max Spindle
Spindle Taper
Tool Capacity
Overview
The Mazak VARIAXIS i-800 NEO is the AI-enhanced heavy-duty variant in the VARIAXIS NEO lineup, combining a BIG-PLUS No.50 taper spindle with the MAZATROL SmoothAi CNC for maximum cutting authority and intelligent unmanned operation. It is the machine of choice for shops that need serious torque for titanium, Inconel, and steel work alongside AI-driven process optimization.
Axis travels measure approximately 630 x 1,100 x 600 mm (24.8 x 43.3 x 23.6 in) on X, Y, and Z, preserving the signature long Y-axis stroke of the i-800T platform. The trunnion table measures 800 mm (31.5 in) diameter with workpieces up to 1,000 mm (39.37 in) diameter by 416 mm (16.34 in) height, or alternatively 850 mm (33.46 in) diameter by 500 mm (19.69 in) height. Table load capacity is 800 kg (1,764 lb).
The standard spindle runs at 10,000 RPM through a BIG-PLUS No.50 taper, as confirmed by Mazak's published product data. The BIG-PLUS dual-contact interface improves rigidity and repeatability over standard CAT 50. Spindle power is 37 kW (50 hp) with 350 Nm (258 ft-lb) of torque for aggressive roughing in difficult-to-machine materials.
SmoothAi's headline features include Smooth Ai Spindle for real-time chatter detection and suppression, and Ai Thermal Shield for thermal growth compensation during extended unmanned runs. The built-in motor spindle with core cooling maintains thermal stability. Full gantry construction without overhang provides symmetrical rigidity.
A 30-tool ATC is standard with 40, 80, and 120-tool options. Rapid traverse hits 42 m/min (1,654 ipm). The machine accepts two-pallet changers and PALLETECH integration for full FMS capability. Pricing runs $500,000 to $700,000.
Full Specifications
| Parameter | Value |
|---|---|
| X-Axis Travel | 630 mm (24.8 in) |
| Y-Axis Travel | 1,100 mm (43.3 in) |
| Z-Axis Travel | 600 mm (23.6 in) |
| A Axis Range | -130 to +30 degrees |
| C Axis Range | 360 degrees (continuous) |
| Rotary Indexing | 0.0001 degree increments |
| Max Spindle Speed | 10,000 RPM |
| Spindle Taper | BIG-PLUS No.50 |
| Spindle Motor Power | 37 kW (50 hp) |
| Spindle Torque | 350 Nm (258 ft-lb) |
| Spindle Drive | Built-in motor with core cooling |
| Tool Capacity | 30 (40, 80, 120 optional) |
| Pallet Size | 800 x 630 mm (31.5 x 24.8 in) |
| Max Workpiece Size | 1,000 mm dia x 416 mm H (39.37 x 16.34 in) |
| Table Load Capacity | 800 kg (1,764 lb) |
| Rapid Traverse Rate | 42 m/min (1,654 ipm) |
| Machine Weight | 20,000 kg (44,092 lb) |
| Construction | Full gantry without overhang |
| CNC Control | MAZATROL SmoothAi CNC |
Specifications sourced from mazakusa.com — verified 2026-03-28
Strengths & Limitations
Strengths
- BIG-PLUS No.50 taper with 350 Nm torque enables aggressive roughing in titanium, Inconel, and hardened steel that No.40 machines cannot match
- SmoothAi with AI spindle vibration detection automatically suppresses chatter during heavy cutting for better finish and tool life
- Ai Thermal Shield compensates for thermal growth during extended unmanned production runs, reducing scrap without operator intervention
- 1,100 mm Y-axis stroke handles elongated aerospace parts that competitors in this table-size class cannot accommodate
- Full gantry construction without overhang provides symmetrical rigidity across the entire work envelope
- 800 kg table load capacity handles heavy titanium and steel fixtures without deflection
Limitations
- 10,000 RPM maximum spindle speed limits high-speed aluminum machining; shops with aluminum-dominant work should consider the i-700 NEO
- Starting price above $500K with NEO premium makes it a significant capital investment requiring volume justification
- 42 m/min rapid traverse adds non-cutting time compared to 60 m/min on the No.40 NEO models
- No.50 tooling costs more per holder than No.40, adding to the total tooling investment
Best For
Frequently Asked Questions
01
New i-800 NEO pricing runs $500,000 to $700,000 depending on ATC size, automation, and spindle options. The NEO commands approximately 10-15% premium over the standard i-800T with Matrix 2. A typical production configuration with 80-tool magazine and two-pallet changer falls around $600,000.
02
Same heavy-duty platform with a control and spindle interface upgrade. NEO adds SmoothAi CNC, AI vibration detection, Ai Thermal Shield, and BIG-PLUS No.50 taper (vs standard CAT 50). The BIG-PLUS dual-contact improves rigidity. Worth the premium for unmanned production environments.
03
The i-800 NEO runs BIG-PLUS No.50 with 350 Nm torque for heavy materials. The i-700 NEO runs BIG-PLUS No.40 at 18K RPM for lighter, faster work. The i-800 NEO is the choice for titanium and steel; the i-700 NEO for aluminum and general 5-axis. Table load is 800 kg vs 500 kg.
04
Yes. The Smooth Ai Spindle function monitors real-time vibration regardless of material. It is most impactful in difficult-to-machine alloys (titanium, Inconel, stainless) where chatter onset is harder to predict and more damaging. In aluminum, the benefit is less dramatic but still measurable on finish-critical parts.
Videos
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