Mazak VC-Ez 20
Image: mazak.com, Yamazaki Mazak
Key Specifications
X Travel
Y Travel
Z Travel
Max Spindle
Spindle Taper
Tool Capacity
How much does the Mazak VC-Ez 20 cost?
Estimated price range
Our best estimate for a vertical machining centers (vmc) in this class — not a quote from Yamazaki Mazak. Configuration moves it a long way.
Overview
The Mazak VC-Ez 20 is a 40-taper vertical machining center with 41.34 in (1,050 mm) of X travel, 20.08 in (510 mm) of Y and 25 in (635 mm) of Z. The spindle is CAT No.40 with a top speed of 12,000 rpm, driven by a motor with a five-minute rating of 18 kW (25 HP), and the magazine holds 30 tools.
The table is 49.21 in (1,250 mm) × 19.37 in (492 mm). Y travel is slightly greater than the table width, so the spindle covers the table from its front edge to its back edge. In X the table extends past the travel at each end, which gives clamps and the ends of long fixtures somewhere to sit outside the cutting zone.
Z travel is where this model pulls away from the smallest machine in the range and matches a larger one. The VC-Ez 16 has 20.08 in (510 mm) of Z, along with 30 in (762 mm) of X and 16.14 in (410 mm) of Y. The VC-Ez 26 has the same 25 in (635 mm) of Z as this machine, with 50 in (1,270 mm) of X and 25.98 in (660 mm) of Y. Moving up from the VC-Ez 20 therefore buys table area and no extra height.
For the series as a whole, Mazak lists a pre-tensioned ball-screw system with support at each end. It also says castings and ambient thermal conditions are monitored to make axis adjustments for part-to-part consistency, and it describes the spindle as thermally controlled with precision-balanced cartridges. These are series statements, and Mazak's table for the VC-Ez 20 puts no accuracy figure on them.
The same table has gaps a buyer should close before ordering. It gives no rapid traverse, table load or machine weight, and the 18 kW (25 HP) motor figure is a five-minute rating with no continuous value beside it.
Full Specifications
| Parameter | Value |
|---|---|
| Table Size | 49.21 in (1,250 mm) × 19.37 in (492 mm) |
| Spindle Taper | CAT No.40 |
| Max Spindle Speed | 12,000 rpm |
| Spindle Motor 5min Rating | 18 kW (25 HP) (5 min. Rating) |
| Tool Capacity | 30 tools |
| X-Axis Travel | 41.34 in (1,050 mm) |
| Y-Axis Travel | 20.08 in (510 mm) |
| Z-Axis Travel | 25 in (635 mm) |
Specifications sourced from mazak.com — verified 2026-10-02
Strengths & Limitations
Strengths
- Travels of 41.34 in (1,050 mm) × 20.08 in (510 mm) × 25 in (635 mm)
- 25 in (635 mm) of Z, the same as the larger VC-Ez 26 and more than the 20.08 in (510 mm) of the VC-Ez 16
- Y travel of 20.08 in (510 mm) covers the full 19.37 in (492 mm) width of the table
- CAT No.40 spindle at 12,000 rpm with a 30-tool magazine
- Mazak lists a pre-tensioned ball-screw system supported at each end for the VC-Ez series
Limitations
- Spindle motor is rated 18 kW (25 HP) for five minutes only; no continuous rating or torque is given
- Y travel stops at 20.08 in (510 mm); the VC-Ez 26 has 25.98 in (660 mm) for deeper parts
- Mazak's table for this model omits rapid traverse, table load and machine weight
- 12,000 rpm is the only spindle speed in Mazak's table, which limits very small tools
Best For
Frequently Asked Questions
01
X travel is 41.34 in (1,050 mm), Y is 20.08 in (510 mm) and Z is 25 in (635 mm). The table measures 49.21 in (1,250 mm) × 19.37 in (492 mm), a little longer than the X travel and a little narrower than the Y travel.
02
The VC-Ez 26 is larger in X and Y: 50 in (1,270 mm) and 25.98 in (660 mm), on a 55.12 in (1,400 mm) × 24.02 in (610 mm) table. Z travel is 25 in (635 mm) on both. Both use a CAT No.40 spindle at 12,000 rpm and a 30-tool magazine, so the VC-Ez 26 adds table area and not cutting capacity.
03
No. Mazak's table gives 18 kW (25 HP) as a five-minute rating for the spindle motor. It does not list a continuous rating or a torque figure for the VC-Ez 20, so ask for both if the work involves long roughing cuts in steel.
04
The magazine holds 30 tools, and the spindle taper is CAT No.40. Mazak's table for this model does not state the maximum tool diameter, length or weight, so check those limits before planning large face mills or long boring bars.
05
For the series, Mazak lists Thermal Shield technology, a thermally controlled spindle that minimizes growth and contraction, and monitoring of castings and ambient thermal conditions to make axis adjustments for part-to-part consistency. No accuracy figure accompanies these statements in the table for the VC-Ez 20.
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