Engineering Specification, 400 ton Shell Drawing Press (O/No. 59420)
400 ton Shell Drawing Press (O/No. 59420)
This page contains a précis of the Engineering Specification for the press stated above (as originally supplied).
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Specification: | 400 ton shell drawing press | |
Process: | Deep drawing of partially pierced billets | |
Construction: | Fabricated unit construction with pull-down rams | |
Main Characteristics: | Number of main rams | 2 |
Main rams total power | 400 tonf | |
Main ram stroke | 10′ 0″ (maximum) | |
Return/stripping power | 100 tonf | |
Billet Size: | Maximum pierced billet length | 24″ |
Maximum bore of die stack | 20″ | |
Output: | 120 pierced forgings produced from 5 3/4″ square x 11″ long billets | |
Dimensions: | Daylight | 15′ 11″ between table frames |
Table area | 3′ 6″ x 4′ 0″ | |
Overall dimensions | 14′ 0″ x 6′ 0″ x 45′ 0″ overall height | |
20′ 6″ above floor level | ||
Nett Weight: | 66 1/2 tons, including self-contained piping, valves and prefill tank | |
Working Pressure: | 3000 psi | |
Medium | Lubricated water containing 2% soluble oil and an inhibitor | |
(supplied from a centralised air/water accumulator and pumping system) | ||
Controls: | Mitre seated air operated valves with electrical remote controls giving ‘hand’ and continuous auto’ working | |
Speeds: | Main ram approach | 15 in/s |
Main ram pressing | 24 in/s | |
Main ram return | 15 in/s | |
Lubrication: | Spring feed lubricator of table guides only. Otherwise ‘Tecalemit’ hydraulic type nipples for gun lubrication | |
Electrical Supply: | 400/440 volts, 3 phase, 50 Hz | |
This specification was kindly provided by Rhodes Interform
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