Makino U32j
Key Specifications
X Travel
Y Travel
Z Travel
Table Size
Accuracy
u axis
Overview
The Makino U32j is an entry-level wire EDM in Makino's j-series lineup, designed for small to mid-size shops that need Makino-grade accuracy and surface finish without the investment required for the full U-series machines. It delivers a compact travel envelope suited for die/mold components, precision stamping tools, and general wire EDM work where tolerance matters.
Axis travel measures 320 x 220 x 200 mm (12.6 x 8.7 x 7.9 in) on X/Y/Z — enough for a wide range of small to medium precision parts and die inserts. U and V axes provide +/-30 mm (+/-1.2 in) of taper offset. The worktable spans 440 x 350 mm (17.3 x 13.8 in) and handles workpieces up to 440 x 350 x 200 mm (17.3 x 13.8 x 7.9 in) at a maximum weight of 200 kg (441 lb).
The U32j runs wire diameters from 0.10 to 0.30 mm (0.004 to 0.012 in) and achieves surface finishes down to 0.2 um Ra (8 uin Ra) with multi-pass skim cutting using coated wire. Positioning accuracy is rated at +/-0.002 mm (+/-0.00008 in) with a taper cutting angle of +/-15 degrees at 100 mm workpiece height. The generator provides efficient roughing performance while maintaining the spark control needed for quality skim finishes.
Makino's Hyper-i touchscreen control drives the machine with an intuitive interface and built-in technology databases that reduce setup time for common materials and wire combinations. The submerged cutting tank ensures consistent flushing and thermal stability. Automatic wire threading with broken wire recovery keeps lights-out operation running without operator intervention.
The U32j competes with the Sodick VL400Q, Mitsubishi MV1200S, and Fanuc ROBOCUT C400iC in the value-oriented precision wire EDM segment. New pricing typically falls between $100,000 and $145,000.
Full Specifications
| Parameter | Value |
|---|---|
| X-Axis Travel | 320 mm (12.6 in) |
| Y-Axis Travel | 220 mm (8.7 in) |
| Z-Axis Travel | 200 mm (7.9 in) |
| U Axis | +/-30 mm (+/-1.2 in) |
| V Axis | +/-30 mm (+/-1.2 in) |
| Table Size | 440 x 350 mm (17.3 x 13.8 in) |
| Max Workpiece Size | 440 x 350 x 200 mm (17.3 x 13.8 x 7.9 in) |
| Max Workpiece Weight | 200 kg (441 lb) |
| Wire Diameter Range | 0.10 - 0.30 mm (0.004 - 0.012 in) |
| Taper Angle | +/-15 degrees at 100 mm height |
| Surface Finish | 0.2 um Ra (8 uin Ra) |
| Positioning Accuracy | +/-0.002 mm (+/-0.00008 in) |
| CNC Control | Makino Hyper-i (touchscreen) |
| Generator | Makino digital AC generator |
| Tank Size | 31.1 x 24.0 " |
| Machine Weight | 2,400 kg (5,291 lb) |
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| Metric | English |
| Tank Size790 X 610 Mmavailable Wire Size08 1 15 2 25 3 Mm | Maximum Workpiece Size:30.7 x 23.2 x 8.7 "Maximum Workpiece Weight:1,322 lbsTank Size:31.1 x 24.0 "Available Wire Size:.003, .004, .006, .008, 010 & .012 |
| Tank Size790 X 610 Mm | Available Wire Size:.08, .1, .15, .2, .25, & .3 mm |
| Available Wire Size | .003, .004, .006, .008, 010 & .012 |
| Maximum Workpiece Size | 30.7 x 23.2 x 8.7 " |
| Maximum Workpiece Weight | 1,322 lbs |
Specifications sourced from makino.com — verified 2026-03-28
Strengths & Limitations
Strengths
- Makino precision and build quality at a lower entry price than the full U-series wire EDMs
- Hyper-i touchscreen control with technology databases shortens setup time for operators of all skill levels
- Surface finish capability to 0.2 um Ra covers the majority of die/mold and precision component requirements
- Compact footprint fits shops where floor space is at a premium without sacrificing core capability
- Automatic wire threading with broken wire recovery enables reliable unattended and lights-out operation
- Submerged cutting configuration ensures consistent flushing and thermal stability
Limitations
- Compact 320 x 220 mm travel limits the machine to smaller die components and workpieces
- Does not run wire below 0.10 mm, limiting ultra-fine feature cutting compared to UPV-series machines
- 200 kg workpiece capacity may be insufficient for larger mold plates
- Fewer technology database entries compared to higher-end U-series models
Best For
Frequently Asked Questions
01
New U32j machines typically price between $100,000 and $145,000 depending on options. This positions it as Makino's most accessible wire EDM platform. Used U32j machines from 2018-2022 typically trade between $55,000 and $85,000 depending on hours and condition.
02
The U53j offers significantly larger travel (530 x 380 x 310 mm vs 320 x 220 x 200 mm), a bigger table, and higher workpiece capacity (500 kg vs 200 kg). Both share the Hyper-i control and similar generator technology. Choose the U32j when your work fits within its travel and you want a lower investment; step up to the U53j for larger die plates and heavier workpieces.
03
Yes. The automatic wire threading system with broken wire detection and re-threading enables unattended operation. The submerged cutting tank maintains consistent conditions without operator monitoring. Many shops run the U32j through overnight shifts on longer cutting programs.
04
The U32j achieves surface finishes down to 0.2 um Ra (8 uin Ra) using multi-pass skim cuts with coated wire. For most die/mold applications requiring 0.3-0.5 um Ra, two or three skim passes are sufficient. Going below 0.2 um Ra typically requires stepping up to the UPV-series machines.
05
Absolutely. The U32j delivers genuine Makino precision at an accessible price point, making it an ideal first wire EDM for a startup or small shop. The Hyper-i control reduces the learning curve, and the compact footprint works in smaller facilities. The main consideration is whether the 320 x 220 mm travel envelope covers your typical part sizes.
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