Machine Comparison
DMG Mori CMX 50 U vs Heller FPT 850
DMG Mori vs Heller · 5-Axis Machining Centers
Summary
The DMG Mori CMX 50 U from DMG Mori and Heller FPT 850 from Heller are direct competitors in the 5-axis machining centers category. The Heller FPT 850 leads in max spindle speed (18,000 RPM vs 12,000 RPM (15,000 RPM optional)). The Heller FPT 850 leads in x travel (850 mm (33.5 in) vs 500 mm (19.7 in)). The Heller FPT 850 leads in rapid traverse (60 m/min (2,362 IPM) all linear axes vs 30 m/min (1,181 ipm)). The Heller FPT 850 shows specification advantages in 9 categories, though the DMG Mori CMX 50 U may still be the better choice depending on your shop's specific needs and the type of work you run. Both machines are proven performers in production environments and represent solid investments for shops in the market for a 5-axis machining center.
Specifications Comparison
| Specification | DMG Mori CMX 50 U | Heller FPT 850 |
|---|---|---|
| X-Axis Travel | 500 mm (19.7 in) | 850 mm (33.5 in) ▲ |
| Y-Axis Travel | 450 mm (17.7 in) | 750 mm (29.5 in) ▲ |
| Z-Axis Travel | 400 mm (15.7 in) | 700 mm (27.6 in) ▲ |
| Max Spindle Speed | 12,000 RPM (15,000 RPM optional) | 18,000 RPM ▲ |
| Spindle Power | 22 kW (30 hp) | 52 kW (69.7 hp) ▲ |
| Tool Capacity | 30 tools standard (60 optional) | 60 positions (expandable) ▲ |
| Rapid Traverse | 30 m/min (1,181 ipm) | 60 m/min (2,362 IPM) all linear axes ▲ |
| Control | CELOS with Fanuc 31i-B5 or Siemens 840D sl | Siemens Sinumerik 840D sl with Heller HMC interface |
| Spindle Taper | CAT 40 / BBT 40 | HSK-A63 |
| Table Diameter | 500 mm (19.7 in) | 850 mm (33.5 in) ▲ |
| Machine Weight | 6,600 kg (14,551 lb) | 16,000 kg (35,274 lb) ▲ |
| Price Range | $175,000 - $275,000 ▲ | $450,000 - $700,000 |
Advantages
DMG Mori CMX 50 U
- More competitive pricing at $175,000 - $275,000 compared to $450,000 - $700,000
- Backed by DMG Mori's dealer and service network for parts and support
- Job shops adding their first 5-axis capability without committing to premium pricing
Heller FPT 850
- Greater x travel of 850 mm (33.5 in) accommodates larger workpieces
- Greater y travel of 750 mm (29.5 in) accommodates larger workpieces
- Greater z travel of 700 mm (27.6 in) accommodates larger workpieces
- Higher maximum spindle speed of 18,000 RPM enables faster cutting on aluminum and non-ferrous materials
- More spindle power at 52 kW (69.7 hp) for aggressive material removal in harder materials
Verdict
The Heller FPT 850 edges ahead on specifications in this comparison, particularly in X Travel and Y Travel. However, the DMG Mori CMX 50 U remains competitive and may be the better choice depending on price, dealer support in your area, or specific workholding and tooling considerations. Both are capable machines — the best decision comes from running your actual parts and evaluating total cost of ownership including tooling, training, and service.