Machine Comparison
Mazak FJV BT40 vs Mazak FJV BT50
Yamazaki Mazak vs Yamazaki Mazak · Vertical Machining Centers
Summary
The Mazak FJV BT40 and Mazak FJV BT50 are both from Yamazaki Mazak's vertical machining centers lineup, making this a common upgrade or lineup decision for shops already invested in the Yamazaki Mazak ecosystem. The Mazak FJV BT40 leads in max spindle speed (12,000 RPM vs 10,000 RPM). The Mazak FJV BT50 leads in x travel (1,270 mm (50 in) vs 1,020 mm (40.2 in)). The Mazak FJV BT40 leads in rapid traverse (42 m/min (X/Y) vs 36 m/min). The Mazak FJV BT50 shows specification advantages in 6 categories, though the Mazak FJV BT40 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 vertical machining center.
Specifications Comparison
| Specification | Mazak FJV BT40 | Mazak FJV BT50 |
|---|---|---|
| X-Axis Travel | 1,020 mm (40.2 in) | 1,270 mm (50 in) ▲ |
| Y-Axis Travel | 760 mm (29.9 in) | 760 mm (29.9 in) |
| Z-Axis Travel | 460 mm (18.1 in) | 510 mm (20.1 in) ▲ |
| Max Spindle Speed | 12,000 RPM ▲ | 10,000 RPM |
| Spindle Power | 18.5 kW (25 hp) | 30 kW (40 hp) ▲ |
| Tool Capacity | 30 (arm-type ATC) | 30 (arm-type ATC) |
| Rapid Traverse | 42 m/min (X/Y) ▲ | 36 m/min |
| Table Size | 1,300 x 760 mm (51.2 x 29.9 in) | 1,500 x 760 mm (59.1 x 29.9 in) ▲ |
| Control | MAZATROL SmoothG CNC | MAZATROL SmoothG CNC |
| Spindle Taper | BT 40 | BT 50 |
| Max Table Load | 1,500 kg (3,307 lb) | 2,500 kg (5,512 lb) ▲ |
| Machine Type | Bridge-type construction | Bridge-type construction |
| Guide Type | Linear roller guides | Linear roller guides |
| Machine Weight | 9,500 kg (20,944 lb) approx. | 13,000 kg (28,660 lb) approx. ▲ |
| Price Range | $150,000 - $220,000 ▲ | $200,000 - $300,000 |
Advantages
Mazak FJV BT40
- Higher maximum spindle speed of 12,000 RPM enables faster cutting on aluminum and non-ferrous materials
- Faster rapid traverse at 42 m/min (X/Y) reduces non-cutting time between operations
- More competitive pricing at $150,000 - $220,000 compared to $200,000 - $300,000
Mazak FJV BT50
- Greater x travel of 1,270 mm (50 in) accommodates larger workpieces
- Greater z travel of 510 mm (20.1 in) accommodates larger workpieces
- More spindle power at 30 kW (40 hp) for aggressive material removal in harder materials
- Superior table size at 1,500 x 760 mm (59.1 x 29.9 in) vs 1,300 x 760 mm (51.2 x 29.9 in)
- Superior max table load at 2,500 kg (5,512 lb) vs 1,500 kg (3,307 lb)
Verdict
The Mazak FJV BT50 edges ahead on specifications in this comparison, particularly in X Travel and Z Travel. However, the Mazak FJV BT40 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.