Duisburg 7,500 Ton Forging Press
Duisburg 7,500 Ton Forging Press
orCall 770-509-0744
Description
Repair of Overall Geometry: Replacement of Column 4 Re-Machining of Columns 1-3 Machining & Pre-Stressing of the Heap Table & Replacement of Slide Rails Replacement of Mobile Gantry Guide Rings Repair of the Press Actuators: Replacement of 2 Cylinders & Retrofit of the Third Cylinder Replacement of 3 Guide Rings + Seals Piston Grinding Repair of Support Columns Links (1 New + 2 Modified) Repair of the Hydraulic System of the Press: Replacement of the 3 Valves New HP & LP Pipes at the Top of the Press Electro-Hydraulic Control System for Forging and the Heap Main Improvements: Work Station Ergonomics Centralized Greasing Installation of Stress Gauges Supervision of Machine Pre-Stressing A New Hydraulic System
Specifications
| Manufacturer | Duisburg |
| Model | 7500 |
| Condition | Used |
| Stock Number | 10228 |
| Retrofit | 2008/2011 |
| Number of columns | 4 |
| Number of cylinders | 3 |
| Nominal force | 80 MN |
| Upsetting force | 90 MN |
| 1 cylinder | 27 MN |
| 2 cylinder | 54 MN |
| 3 cylinder | 80 MN |
| Working pressure - at force 60 mn | 26.6 Mpa |
| Working pressure - upsetting force 75 mn | 30 Mpa |
| Cylinder diameter | 1,130 mm |
| Stroke | 2,500 mm |
| Vertical daylight | 6,150 mm |
| Pitch between columns - in working centerline | 5,000 mm |
| Pitch between columns - perpendicular | 2,500 mm |
| Internal width - inside columns with protection | 4,200 mm |
| Press height - at ground level | 13,370 mm |
| Press height - full height | 18,060 mm |
| Usable area - l x w | 3,000 x 9,180 mm |
| Speeds - approach speed | 300 mm/s |
| Speeds - return speed | 500 mm/s |