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| WALDRICH COBURG 20-20 GM600 CNC Gantry Milling Machine – Rebuilt 2004 | ||
|---|---|---|
| Specification | Metric | Imperial |
| Manufacturer | WALDRICH COBURG | WALDRICH COBURG |
| Model | 20-20 GM600 | 20-20 GM600 |
| Machine Type | CNC Gantry Milling Machine / Plano Miller | CNC Gantry Milling Machine / Plano Miller |
| Original Year of Manufacture | 1974 | 1974 |
| CNC Retrofit | Siemens 840D (2004) | Siemens 840D (2004) |
| Fixed Table Length | 36,000 mm | 1,417.3 in (118.1 ft) |
| Fixed Table Width | 6,000 mm | 236.2 in (19.7 ft) |
| Distance Between Columns (with covers) | 6,900 mm | 271.7 in (22.6 ft) |
| Distance Between Columns (without covers) | 7,100 mm | 279.5 in (23.3 ft) |
| Gantry Travel (X-Axis) | 30,000 mm | 1,181.1 in (98.4 ft) |
| Cross Rail Travel (Y-Axis) | 3,100 mm | 122.0 in |
| Milling Heads Travel on Cross Rail | 7,400 mm | 291.3 in |
| Vertical Ram Travel (Z-Axis) | 1,000 mm | 39.4 in |
| Gantry Working Feed Rate | 0 – 6,000 mm/min | 0 – 236.2 ipm |
| Gantry Rapid Traverse | 10,000 mm/min | 393.7 ipm |
| Milling Heads Working Feed | 0 – 3,000 mm/min | 0 – 118.1 ipm |
| Milling Heads Rapid Traverse | 3,000 mm/min | 118.1 ipm |
| Vertical Rams Working Feed | 0 – 2,000 mm/min | 0 – 78.7 ipm |
| Vertical Rams Rapid Traverse | 2,000 mm/min | 78.7 ipm |
| Cross Rail Fine Positioning | 0 – 750 mm/min | 0 – 29.5 ipm |
| Cross Rail Rapid Traverse | 1,000 mm/min | 39.4 ipm |
| Fine Positioning of Work Axes | 5 mm/min | 0.20 ipm |
| Main Spindle Speed Range | 4 – 475 RPM | 4 – 475 RPM |
| Spindle Taper | ISO 60 | ISO 60 |
| Spindle Nose Diameter | 221.44 mm | 8.72 in |
| Machine Dimensions (L × W × H) | 43,000 × 12,000 × 10,000 mm | 141.1 × 39.4 × 32.8 ft |
| Machine Weight | Approx. 700,000 kg | Approx. 1,543,236 lbs (771.6 US tons) |
| CNC Control | Siemens 840D | Siemens 840D |
Key Features:
- Massive 36-meter fixed table for machining extra-large components.
- 30-meter gantry travel suitable for heavy industry, energy, shipbuilding and steel fabrication sectors.
- Dual milling heads with independent vertical rams.
- Siemens 840D CNC control retrofit completed in 2004.
- ISO 60 spindle interface for heavy-duty milling applications.
- 700-ton machine structure providing exceptional rigidity and stability.
- Large column clearance up to 7,100 mm.
- Ideal for machining oversized frames, molds, power generation components, and structural assemblies.
