Engineered for high-efficiency marble and granite fabrication, this heavy-duty 4-axis CNC bridge saw combines multi-axis synchronization with absolute encoder servo technology. It delivers consistent, millimeter-precise results across complex architectural stonework while minimizing downtime and operational cost.
| Parameter | Unit | Expand-450 | Expand-450L | Expand-450MC |
|---|---|---|---|---|
| Control system type | / | 4 Axis system | 4 Axis system | 4 Axis system |
| Blade Diameter | mm | Φ350-φ450 | Φ350-φ450 | Φ350-φ450 |
| Worktable Size | mm | 3200*2000 | 3200*2000 | 3200*2000 |
| Max processing size | mm | 3200*2000*100 | 3200*2000*100 | 3200*2000*100 |
| Worktable tilting degree | ° | 0,85° | 0,85° | 0,85° |
| Cutting head rotation degree | ° | 0~360° | 0~360° | 0~360° |
| Cutting head chamfer rotating degree | ° | 0,45° | 0~60° | 0,45° |
| Cutting head chamfer control mode | / | Hydraulically controlled | Servo control | Hydraulically controlled |
| Main motor power | kw | 15 | 15 | 15 |
| Outline dimension | Mm | 5600*3360*2700 | 5600*3360*2700 | 5600*3360*2700 |
| Water consumption | m³/h | ≈2 | ≈2 | ≈2 |
The machine ensures ±0.1mm cutting accuracy, enabled by a CNC control system, precision linear guides, automatic tool setting, and real-time feedback. Its rigid cast iron construction reduces vibration for reliable performance.
Within 15–30 days of receiving the deposit.
Our skilled quality control team conducts thorough inspections throughout the production process.
Every machine undergoes strict quality checks to ensure consistent performance and reliability.
Upon request, we provide a detailed testing video for customer review before shipment.
All machines and core components come with a 12-month warranty, ensuring peace of mind for your purchase.
We offer full guidance on installation and machine operation.
International service support is available from our experienced technical team.
24/7 online after-sales assistance get help whenever you need it.
Have questions? Our sales and customer service teams are always ready to assist you promptly.