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).

Click here to see photographs of this press.

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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 rams2
Main rams total power400 tonf
Main ram stroke10′ 0″ (maximum)
Return/stripping power100 tonf
Billet Size:Maximum pierced billet length24″
Maximum bore of die stack20″
Output:120 pierced forgings produced from 5 3/4″ square x 11″ long billets
Dimensions:Daylight15′ 11″ between table frames
Table area3′ 6″ x 4′ 0″
Overall dimensions14′ 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
MediumLubricated 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 approach15 in/s
Main ram pressing24 in/s
Main ram return15 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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