Engineering Specification, 850 ton Vertical Extrusion Press (O/No. 62440)
850 ton Vertical Extrusion Press (O/No. 62440)
This page contains a précis of the Engineering Specification for the press stated above (as originally supplied).
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Specification: | 850 ton vertical extrusion press | |
Process: | For the extrusion of copper and other brazing alloys into solids, hollow sections and tubes from pre-machined billets by the direct and indirect extrusion process | |
Construction: | Vertical, downstroking type with fabricated frame embodying moving container, adjustable shear and discard punch gear | |
Main Characteristics: | Number of main rams | 1 |
Power of main ram | 850 tonf | |
Return power of main ram | 55 tonf | |
Stroke of main ram | 27″ | |
Container sealing power | 45 tonf | |
Container unsealing power | 45 tonf | |
Container balancing power | 10 – 45 tonf | |
Container stroke | 13″ | |
Shear power | 15 tonf | |
Shear stroke | 24″ | |
Billet size | 4 5/8″ dia. x 10″ long | |
Working Pressure: | 4500 psi | |
Medium: | High grade mineral oil | |
Lubrication: | Mechanical lubrication by ‘Delimon’ or similar pump | |
Container Heating: | Thermostatically controlled induction heating up to 450/500 degrees C | |
Supply Tank: | 450 gal prefilling and pump supply, air charged to 30 psi | |
Pumps: | Towler pumps | |
Motors: | Two – 140 HP, screen protected, squirrel cage motors | |
One – 0 HP, screen protected, squirrel cage motor | ||
Starters: | Hand operated, Star/Delta | |
Controls: | Hand operated lapped piston type valves with one control station, gauges and metering valve | |
Filters: | Tank mounted filters only | |
Speeds: | Main ram approach | 6 in/s |
Pressing | 0-0.31 in/s | |
Return | 3.82 in/s | |
Electrical Supply: | 400/440 volts, 3 phase, 50 Hz supply | |
This specification was kindly provided by Rhodes Interform
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