CNC Turning: Y-Axis
ST-20Y
Product Overview
CNC Lathe w/Y Axis; 11.75" x 22.5" (298 x 572 mm) max capacity, 2.5" (63.5 mm) bar, 21" (533 mm) swing, ±2.00" (±50.8 mm) Y-axis travel, 20 hp (14.9 kW) vector drive, 4,000 rpm, A2-6 spindle, 8.3" (210 mm) chuck, 12-station BMT-65 turret, high-torque live tooling w/C axis, 15" colour LCD monitor, memory lock keyswitch, spindle orientation, USB port and rigid tapping. Standard toolholder kit included with Hybrid turret.
Resources
Specifications
| ST-20Y | ||
|---|---|---|
| SWING DIAMETER | S.A.E. | METRIC |
| Max Part Swing | 21 " | 533 mm |
| CAPACITIES | S.A.E. | METRIC |
| Chuck Size | 8.3 " | 210 mm |
| Max Cutting Diameter (varies with turret) | 12.0 " | 305 mm |
| Max Cutting Length (without workholding) | 21 " | 533 mm |
| Bar Capacity | 2.5 " | 63.5 mm |
| TRAVELS & FEEDRATES | S.A.E. | METRIC |
| X Axis | 8.4 " | 213 mm |
| Y Axis | ±2.00 " | ±50.8 mm |
| Z Axis | 22.5 " | 572 mm |
| Rapids on X | 472 in/min | 12 m/min |
| Rapids on Y | 472 in/min | 12 m/min |
| Rapids on Z | 945 in/min | 24.0 m/min |
| Max Thrust X | 4100 lb | 18238 N |
| Max Thrust Y | 2300 lb | 10231 N |
| Max Thrust Z | 5100 lb | 22686 N |
| SPINDLE | S.A.E. | METRIC |
| Max Rating | 20 hp | 14.9 kW |
| Max Speed | 4000 rpm | 4000 rpm |
| Max Torque | 150 ft-lb @ 500 rpm | 203 Nm @ 500 rpm |
| Spindle Nose | A2-6 | A2-6 |
| Spindle Bore ø | 3.50 " | 88.9 mm |
| MAIN SPINDLE C AXIS | S.A.E. | METRIC |
| Max Rating | 5 hp | 3.7 kW |
| Positioning (±) | 0.01 ° | 0.01 ° |
| Brake Clamp Force | 1000 lb | 4448 N |
| Brake Diameter | 14.4 " | 366 mm |
| Control Type | Interpolated Motion and Control | Interpolated Motion and Control |
| TURRET | S.A.E. | METRIC |
| Number of Tools | 12 Stations | 12 Stations |
| Turret Type | BMT-65 | BMT-65 |
| Boring Bar Rear Clearance (from back of turret ) | 4.0 " | 102 mm |
| LIVE TOOLING | S.A.E. | METRIC |
| Max Speed | 6000 rpm | 6000 rpm |
| Tooling | BMT-65 | BMT-65 |
| GENERAL | S.A.E. | METRIC |
| Air Required | 4 scfm, 100 psi | 113 L/min, 6.9 bar |
| Coolant Capacity | 55 gal | 208 L |
