Machine Comparison
Makino a92 vs Makino J3
Makino vs Makino · Horizontal Machining Centers
Summary
The Makino a92 and Makino J3 are both horizontal machining centers, but they serve different jobs. The a92 is a large CAT50 machine with 1,520 mm (59.8 in) of X travel, an 800 x 1,000 mm (31.5 in x 39.4 in) pallet and a 2,000 kg workpiece load (option 3,000 kg). The J3 is a compact HSK-A50 machine with 400 mm std (630 mm opt.) of X travel, a ø400 mm table and a 400 kg (880 lb) load.
The a92 leads on size and tooling: 1,250 mm (49.2 in) Y and 1,350 mm (53.1 in) Z travel against 400 mm std on the J3, and 40 tools as standard with options up to 316, against 15 tools with 28 or 30 as options. The J3 is the faster machine, with a 16000 rpm spindle against 10,000 rpm and 65,000 mm/min rapids against 50,000 mm/min (1,969 ipm).
Specifications Comparison
| Specification | Makino a92 | Makino J3 |
|---|---|---|
| X-Axis Travel | 1,520 mm (59.8 in) ▲ | 400 mm std (630 mm opt.) (15.7 in (24.8 in opt.)) |
| Y-Axis Travel | 1,250 mm (49.2 in) ▲ | 400 mm std (550 mm opt.) (15.7 in (21.7 in opt.)) |
| Z-Axis Travel | 1,350 mm (53.1 in) ▲ | 400 mm std (550 mm opt.) (15.7 in (21.7 in opt.)) |
| Pallet Size | 800 x 1,000 mm (31.5 in x 39.4 in) | ø400 mm std. (400 x 400 mm opt.) (Ø 15.7 in std (15.7 in x 15.7 in opt)) |
| Max Table / Workpiece Load | 2,000 kg (option 3,000 kg) (4,400 lb (option 6,600 lb)) ▲ | 400 kg (880 lb) |
| Max Spindle Speed | 10,000 rpm (8,000, 20,000) | 16000 rpm (12000, 8000 optional) ▲ |
| Spindle Taper / Nose | CAT50 (HSK-A100 optional) | HSK-A50 (HSK-A63 optional) |
| Tool Capacity | 40 (60, 92, 148, 204, 316) ▲ | 15 (28, 30 optional) |
| Rapid Traverse | 50,000 mm/min (1,969 ipm) | 65,000 mm/min ▲ |
Advantages
Makino a92
- 1,520 mm (59.8 in) X, 1,250 mm (49.2 in) Y and 1,350 mm (53.1 in) Z travel against 400 mm std on each axis of the J3
- 2,000 kg workpiece load (option 3,000 kg) against 400 kg (880 lb)
- 40 tools as standard, with optional magazines up to 316, against 15 tools
- CAT50 taper (HSK-A100 optional) against HSK-A50
Makino J3
- 16000 rpm spindle against 10,000 rpm, for small-tool work
- 65,000 mm/min rapid traverse against 50,000 mm/min (1,969 ipm)
- Compact machine for production lines where floor space per machine is tight
Verdict
These machines fit different work. The Makino a92 is for diesel engine blocks, long castings and heavy equipment components up to 2,000 kg (option 3,000 kg), with up to 316 tools on the machine. The Makino J3 is for small aluminum parts in high-volume lines, where its 16000 rpm spindle and 65,000 mm/min rapids shorten cycles on parts up to 400 kg (880 lb). A shop sizing one rarely needs the other.