Machine Comparison
DN Solutions SMX 2600 vs DN Solutions SMX 3100
DN Solutions vs DN Solutions · Mill-Turn Machines
Summary
The DN Solutions SMX 2600 and DN Solutions SMX 3100 are both from DN Solutions's mill-turn machines lineup, making this a common upgrade or lineup decision for shops already invested in the DN Solutions ecosystem. The DN Solutions SMX 3100 leads in x travel (695 mm (27.4 in) vs 615 mm (24.2 in)). The DN Solutions SMX 3100 leads in chuck size (12 in vs 10 in). The DN Solutions SMX 3100 shows specification advantages in 8 categories, though the DN Solutions SMX 2600 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 mill-turn machine.
Specifications Comparison
| Specification | DN Solutions SMX 2600 | DN Solutions SMX 3100 |
|---|---|---|
| X-Axis Travel | 615 mm (24.2 in) | 695 mm (27.4 in) ▲ |
| Y-Axis Travel | 300 mm (11.8 in) [+/-150 mm] | 300 mm (11.8 in) [+/-150 mm] |
| Z-Axis Travel | 1,050 mm (41.3 in) | 1,585 mm (62.4 in) ▲ |
| Chuck Size | 10 in | 12 in ▲ |
| Bar Capacity | 80 mm (3.1 in) | 103 mm (4.1 in) ▲ |
| Max Turning Diameter | 540 mm (21.3 in) | 660 mm (26 in) ▲ |
| Max Turning Length | 1,050 mm (41.3 in) | 1,540 mm (60.6 in) ▲ |
| Control | FANUC 31i-B5 with CUFOS 5-axis simultaneous | FANUC 31i-B5 with CUFOS 5-axis simultaneous |
| B Axis Range | 240° (+/-120°) | 240° (+/-120°) |
| Main Spindle Speed | 3,500 RPM ▲ | 3,000 RPM |
| Main Spindle Power | 26 kW (35 hp) / 850 Nm (627 ft-lbs) | 30 kW (40 hp) / 1,203 Nm (887 ft-lbs) ▲ |
| Milling Spindle Speed | 12,000 RPM | 12,000 RPM |
| Milling Spindle Power | 22 kW (30 hp) / 105 Nm (77 ft-lbs) | 26 kW (35 hp) / 124 Nm (91 ft-lbs) ▲ |
| Milling Spindle Taper | Capto C6 | Capto C6 |
| Price Range | $280,000 - $400,000 ▲ | $300,000 - $420,000 |
Advantages
DN Solutions SMX 2600
- Superior main spindle speed at 3,500 RPM vs 3,000 RPM
- More competitive pricing at $280,000 - $400,000 compared to $300,000 - $420,000
- Backed by DN Solutions's dealer and service network for parts and support
- Job shops entering multi-tasking without the $400K-$600K price tag of Japanese and European competitors, where the compact SMX 2600 provides done-in-one capability at an accessible price
DN Solutions SMX 3100
- Greater x travel of 695 mm (27.4 in) accommodates larger workpieces
- Greater z travel of 1,585 mm (62.4 in) accommodates larger workpieces
- Superior chuck size at 12 in vs 10 in
- Superior bar capacity at 103 mm (4.1 in) vs 80 mm (3.1 in)
- Superior max turning diameter at 660 mm (26 in) vs 540 mm (21.3 in)
Verdict
The DN Solutions SMX 3100 edges ahead on specifications in this comparison, particularly in X Travel and Z Travel. However, the DN Solutions SMX 2600 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.