Machine Comparison
Haas EC-1600 vs Makino a120nx
Haas Automation vs Makino · Horizontal Machining Centers
Summary
The Haas EC-1600 and the Makino a120nx are both large 50-taper horizontal machining centers built for big castings and weldments. The a120nx has more travel on all three axes, 1,900 x 1,600 x 1,700 mm against 64 x 50 x 32 in (1,626 x 1,270 x 813 mm), and the gap is widest in Z.
The EC-1600 carries the higher standard load, 10,000 lb (4,536 kg) against 3,000 kg, though the Makino's optional 5,000 kg rating passes it. The a120nx leads on the cycle-time rows: 204 tools against 50+1, a 2.2 sec tool change (3.3 sec for 35kg tools) against 8 s, rapids of 54,000 mm/min against 600 ipm (15.2 m/min), and 8,000 rpm against 7,500 rpm, with a 20,000 rpm spindle as an option.
Specifications Comparison
| Specification | Haas EC-1600 | Makino a120nx |
|---|---|---|
| X-Axis Travel | 64 in (1,626 mm) | 1,900 mm (74.8 in) ▲ |
| Y-Axis Travel | 50 in (1,270 mm) | 1,600 mm (63.0 in) ▲ |
| Z-Axis Travel | 32 in (813 mm) | 1,700 mm ▲ |
| Max Table / Workpiece Load | 10,000 lb (4,536 kg) ▲ | 3,000 kg (Optional 5,000 kg) (6,600 lb (Optional 11,000 lb)) |
| Max Spindle Speed | 7,500 rpm | 8,000 rpm (Optional 20,000) ▲ |
| Spindle Taper / Nose | CT or BT 50 | CAT50 (HSK-A100 optional) |
| Tool Capacity | 50+1 | 204 ▲ |
| Tool Change (tool-to-tool) | 8 s | 2.2 sec (12kg) / 3.3 sec (35kg) ▲ |
| Rapid Traverse | 600 ipm (15.2 m/min) | 54,000 mm/min ▲ |
Advantages
Haas EC-1600
- Higher standard table load: 10,000 lb (4,536 kg) against 3,000 kg
- Suited to low-volume, long-cycle work on long plates, frames and weldments, where an 8 s tool change matters less
Makino a120nx
- 1,900 x 1,600 x 1,700 mm of travel against 64 x 50 x 32 in
- 204 tools against 50+1
- 2.2 sec tool change with 12kg tools against 8 s
- 54,000 mm/min rapids against 600 ipm (15.2 m/min)
Verdict
Choose the Makino a120nx for high-mix large-part work and heavy roughing where cycle time counts: its 204 tools, 2.2 sec tool change and 54,000 mm/min rapids cut non-cutting time, and its 1,700 mm Z reaches deeper. Choose the Haas EC-1600 for long, heavy single parts and low-volume, long-cycle jobs that need its 10,000 lb (4,536 kg) standard load and where an 8 s tool change is not a concern.