Machine Comparison
Brother Speedio H550Xd1 vs Makino a120nx
Brother Industries vs Makino · Horizontal Machining Centers
Summary
The Brother Speedio H550Xd1 and the Makino a120nx are both horizontal machining centers, but they belong to different size classes and serve different jobs. The Brother is a compact 30-taper production machine with 550 x 400 x 400 mm of travel and a 400 kg (882 lb) load limit. The Makino is a 50-taper machine for large parts, with 1,900 x 1,600 x 1,700 mm of travel and a 3,000 kg standard load, or 5,000 kg as an extra-cost option.
The Brother is faster on spindle speed and tool change: 12,000 rpm standard against 8,000 rpm, and 1.3 sec tool-to-tool against 2.2 sec. Both list 20,000 rpm as an option. The Makino carries 204 tools against 30 and takes a CAT50 taper against BT30. Rapids are similar, 50 / 56 / 56 m/min against 54,000 mm/min.
Specifications Comparison
| Specification | Brother Speedio H550Xd1 | Makino a120nx |
|---|---|---|
| X-Axis Travel | 550 mm (21.7 in) | 1,900 mm (74.8 in) ▲ |
| Y-Axis Travel | 400 mm (15.7 in) | 1,600 mm (63.0 in) ▲ |
| Z-Axis Travel | 400 mm (15.7 in) | 1,700 mm ▲ |
| Max Table / Workpiece Load | 400 kg (882 lb) | 3,000 kg (Optional 5,000 kg) (6,600 lb (Optional 11,000 lb)) ▲ |
| Max Spindle Speed | 12,000 rpm (10,000 high-torque, 20,000 rpm optional) ▲ | 8,000 rpm (Optional 20,000) |
| Spindle Taper / Nose | BT30 (7/24 taper No. 30) | CAT50 (HSK-A100 optional) |
| Tool Capacity | 30 tools | 204 ▲ |
| Tool Change (tool-to-tool) | 1.3 sec ▲ | 2.2 sec (12kg) / 3.3 sec (35kg) |
| Rapid Traverse | 50 / 56 / 56 m/min (1,969 / 2,205 / 2,205 ipm) ▲ | 54,000 mm/min |
Advantages
Brother Speedio H550Xd1
- 12,000 rpm standard spindle against 8,000 rpm; 20,000 rpm is optional on both
- 1.3 sec tool-to-tool change against 2.2 sec on the Makino
- Compact 30-taper machine for tombstone work on small to medium parts within 550 x 400 x 400 mm
Makino a120nx
- 1,900 x 1,600 x 1,700 mm of X/Y/Z travel against 550 x 400 x 400 mm
- 3,000 kg standard workpiece load, 5,000 kg as an option, against 400 kg
- 204-tool magazine against 30 tools
- CAT50 taper (HSK-A100 optional) for heavy roughing in steel and iron, against BT30
Verdict
Choose by part size. The Brother Speedio H550Xd1 suits high-volume production of small and medium parts, especially aluminum with deep pockets, where its 12,000 rpm spindle and 1.3 sec tool changes shorten cycles. The Makino a120nx is for large castings and fabrications that need 1,900 mm of X travel, a 3,000 kg load and a 50-taper spindle, with 204 tools for high-mix large-part work. A shop considering one is rarely considering the other.