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JOHNFORD ST-70C CNC Machine Specifications
Origin: Taiwan
Category: Lathe CNC 20 Inch
| Item | ST-70C |
|---|---|
| Swing over bed (mm) | 790 (31.1”) |
| Swing over cross slide (mm) | 600 (23.6”) |
| Chuck size (Std.) | 510 (20.1”) |
| Chuck size (Opt.) | 610 (24”) |
| Bar capacity (mm) | 139 (5.5”) |
| Spindle nose | A2-15 |
| Spindle bore (mm) | 152 (6”) |
| Spindle speed step(s) | Auto 4 speeds |
| Spindle speed range (belt) | 1500 (Std.) / 1400 (Opt.) rpm |
| Spindle speed range (geared) | 1200 rpm |
| Spindle motor | 30/37 kW (Std.), 37/45 kW (Opt.) |
| Spindle bearing diameter | 200 (7.9”) |
| No. of tools | 12 |
| Cross travel (X) | 320 (12.6”) |
| Y-axis travel | ±75 (3”) Opt. |
| Longitudinal travel (Z) | 1600 (63”) |
| Rapid traverse | X:15 / Y:10 / Z:18 m/min |
| Tailstock travel | 1300 (51.2”) |
| Tailstock quill travel | 125 (4.9”) |
| Tailstock quill diameter | Φ125 (4.9”) |
| Tailstock spindle taper | MT#5 |
| Servo motor (X) | 4 kW |
| Servo motor (Y - Opt.) | 3 kW |
| Servo motor (Z) | 4 kW |
| Bed inclination | 60˚ |
| Machine weight | 13250 kg |
| Dimensions (L×W×H) | 6482 × 2290 × 2765 mm |
