Sodick AG80L
Key Specifications
X Travel
Y Travel
Z Travel
Accuracy
Repeatability
work tank dimensions
Overview
The Sodick AG80L is a large-format CNC sinker EDM from Sodick, featuring the company's signature linear motor drive system across all three axes. With 800 x 600 x 500 mm of X/Y/Z travel and a work tank that accepts workpieces up to 5,000 kg, the AG80L is purpose-built for large injection mold cavities, heavy die components, and large-footprint aerospace structural features that exceed the capacity of mid-size sinker EDMs.
Sodick's linear motor drive system is the defining technical differentiator of the AG80L. Eliminating ballscrews and servo couplings from the drive train removes backlash, eliminates mechanical wear, and delivers positioning accuracy and repeatability that ballscrew machines cannot match — axis positioning accuracy of 1 um and repeatability of 0.5 um are specified across the full range of travel. The linear motors also provide rapid traverse rates of up to 30 m/min, reducing non-cutting time on programs involving frequent electrode repositioning.
The AG80L's LN2 generator (Sodick's latest digital generator platform) pairs with the linear drive system to deliver optimized EDM performance. The generator continuously monitors and adjusts discharge parameters using fuzzy logic and adaptive control algorithms developed over decades of Sodick generator engineering. Graphite roughing rates exceed 700 mm3/min, and the generator transitions to mirror-finishing parameters achieving VDI 2 (Ra 0.1 um) on steel. Low-wear modes limit electrode wear to under 0.5% on finishing passes — among the best in the industry for copper electrodes.
Sodick's SP53P CNC control runs on Windows-based hardware with a large touchscreen interface. The control includes Sodick's proprietary expert system for automatic discharge condition selection based on electrode and workpiece material input. Orbit programming, automatic electrode wear compensation, and integrated job scheduling support unattended production. An optional ATC accommodates up to 18 electrodes for complete multi-step programs without operator intervention.
Full Specifications
| Parameter | Value |
|---|---|
| Work Tank Dimensions | 1,200 x 900 x 600 mm (47.2 x 35.4 x 23.6 in) |
| X-Axis Travel | 800 mm (31.5 in) |
| Y-Axis Travel | 600 mm (23.6 in) |
| Z-Axis Travel | 500 mm (19.7 in) |
| Max Workpiece Weight | 5,000 kg (11,023 lb) |
| Dielectric System | Petroleum-based with chiller and filtration unit |
| Surface Finish | VDI 2 (Ra 0.1 um) achievable |
| Control System | Sodick SP53P CNC (Windows-based touchscreen) |
| Generator Power | Sodick LN2 digital generator, up to 100 A peak current |
| Machine Weight | 9,500 kg (20,944 lb) |
| Positioning Accuracy | 1 um |
| Repeatability | 0.5 um |
| Metal Removal Rate | 700 mm3/min (graphite roughing) |
| Electrode Weight Max | 200 kg (441 lb) |
Specifications sourced from sodick.com — verified 2026-03-28
Strengths & Limitations
Strengths
- Linear motor drive on all three axes delivers 1 um positioning accuracy and 0.5 um repeatability — best-in-class for sinker EDM axis precision
- 5,000 kg workpiece capacity handles large automotive and aerospace tooling that mid-size machines cannot accommodate
- LN2 generator's adaptive fuzzy logic control optimizes discharge conditions continuously, improving surface quality and reducing burn-in risk on complex geometries
- Rapid traverse of 30 m/min on linear motors significantly reduces non-cutting time on multi-electrode programs
- Electrode wear below 0.5% on copper finishing is among the best performance available in a production sinker EDM
- SP53P expert system reduces setup time by automatically selecting discharge conditions from material input alone
Limitations
- Premium price tier — the AG80L commands a significant premium over comparably-sized ballscrew sinker EDMs from Chmer, ONA, or Zimmer+Kreim
- Large footprint and 9,500 kg machine weight require reinforced foundations and significant crane-accessible floor space for installation
- Linear motor drives require clean power and stable thermal conditions to maintain specified accuracy — demanding on shop infrastructure
- Sodick's North American service network, while capable, is smaller than Makino's or AgieCharmilles' — response time in remote locations can be longer
Best For
Frequently Asked Questions
01
New AG80L machines range from $250,000 to $420,000 depending on generator configuration, ATC size, and dielectric system. The linear motor technology carries a premium over equivalent-travel ballscrew machines. Used AG80L units are rare but appear on the market between $90,000 and $180,000.
02
Linear motors eliminate mechanical backlash, wear, and thermal growth errors that affect ballscrew drives over time. The result is consistent positioning accuracy throughout the machine's life — Sodick's 1 um accuracy specification does not degrade as the machine ages, whereas ballscrew machines require periodic compensation and eventual replacement.
03
The AG80L is larger (800x600mm vs 650x450mm travel) and uses Sodick's linear motor drives for superior axis precision. Makino's HyperI generator is competitive on metal removal rates and electrode wear. For large workpieces and precision positioning, the AG80L excels; for generator performance and service coverage, Makino is competitive.
04
The AG80L supports multi-axis orbiting programmed through the SP53P control. Standard X/Y/Z orbiting for cavity flushing and overcut control is included. A C-axis rotation spindle is available as an option for complex helical orbiting strategies.
05
The AG80L uses petroleum-based EDM dielectric oil, supplied through a temperature-controlled filtration unit. Sodick recommends specific dielectric grades to maintain optimal flushing and achieve specified surface finishes. The dielectric system is integral to the machine and included in the standard configuration.
Videos
SparQuetec Inc.
MTDCNC
![Sodick - AG600L [ENG]](https://i.ytimg.com/vi/wFeNMmmHcz0/hqdefault.jpg)
CNCMedia
PRIDEMACHINERY
Sodick Thailand official
Community Discussions
Community discussion — What do you guys think of this machine? : r/machining - Reddit
Community discussion — Wire EDM and lack of information online. : r/Machinists - Reddit
Owner experience and review — Wire edm thoughts needed : r/Machinists - Reddit
Pricing and buying discussion — Line boring questions : r/Machinists - Reddit
Links to community discussions. Summaries are editorial — visit the original thread for full context.
