Machine Comparison
Haas CM-1 vs OKK VM53R
Haas Automation vs OKK Corporation · Vertical Machining Centers
Summary
The Haas CM-1 and the OKK VM53R are both vertical machining centers, but they serve different jobs. The Haas CM-1 is a compact mill with 12 x 10 x 14 in (305 x 254 x 356 mm) of travel, an ISO 20 spindle and a 150 lb (68 kg) table limit. The OKK VM53R is a CAT50 machine with 41.3 x 20.8 x 20.1 in (1,050 x 530 x 510 mm) of travel and a 1,764 lb (800 kg) load.
The Haas CM-1 wins on spindle speed, 30,000 rpm against 8,000 rpm (12,000 rpm as an extra-cost option). The OKK VM53R wins on power, 25/20 hp against 5 hp (3.7 kW), with a 40HP option, on tool capacity, 30 against 20, and on tool change, 2.0 sec against 3.2 s.
Specifications Comparison
| Specification | Haas CM-1 | OKK VM53R |
|---|---|---|
| X-Axis Travel | 12 in (305 mm) | 41.3 in (1,050 mm) ▲ |
| Y-Axis Travel | 10 in (254 mm) | 20.8 in (530 mm) ▲ |
| Z-Axis Travel | 14 in (356 mm) | 20.1 in (510 mm) ▲ |
| Max Table / Workpiece Load | 150 lb (68 kg) | 1,764 lb (800 kg) ▲ |
| Max Spindle Speed | 30,000 rpm ▲ | 8,000 rpm (Option 12,000 rpm) |
| Spindle Power | 5 hp (3.7 kW) | 25/20 hp (Option 40HP) ▲ |
| Spindle Taper / Nose | ISO 20 | CAT50 (Option CAT40) |
| Tool Capacity | 20 | 30 (Option 40) ▲ |
| Tool Change (tool-to-tool) | 3.2 s | 2.0 sec (Speed is changeable for heavy-weight tools) ▲ |
| Machine Weight | 2,200 lb (998 kg) | 17,600 lb (8,000 kg) |
Advantages
Haas CM-1
- 30,000 rpm spindle against 8,000 rpm standard and 12,000 rpm optional on the OKK VM53R
- Small machine at 2,200 lb (998 kg) against 17,600 lb (8,000 kg)
- Suited to micro-milling, engraving and fine-detail finishing with small cutters
OKK VM53R
- 41.3 x 20.8 x 20.1 in (1,050 x 530 x 510 mm) of travel against 12 x 10 x 14 in
- 1,764 lb (800 kg) table load against 150 lb (68 kg)
- 25/20 hp spindle (40HP optional) on a CAT50 taper against 5 hp (3.7 kW) on ISO 20
- 30 tools (40 optional) and a 2.0 sec tool change against 20 tools and 3.2 s
Verdict
Choose by part and cutter size; a shop considering one is rarely considering the other. The Haas CM-1 suits micro-milling, engraving and fine-detail work on small parts under 150 lb (68 kg), where 30,000 rpm matters more than power. The OKK VM53R suits heavy face milling and boring in mold bases and steel plates, which need CAT50 tooling, 25/20 hp and 41.3 in (1,050 mm) of X travel.