drop hammer

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drop hammer

[′dräp ‚ham·ər]
(mechanical engineering)
(metallurgy)
A hammer used in forging that is raised and then dropped on the metal resting on an anvil or on a die.

drop hammer

A heavy weight for driving a pile into the ground; dropped by gravity along a set of guide rails onto the head of the pile.
References in periodicals archive ?
Eumuco-Verson die-forging presses range in capacity from 700 to 8800 tons, and such presses are "the successor to the drop hammer for high-volume forging accuracy." Verson also says that "die-forging presses are ecologically recognized as superior to forging hammers and screw presses because of recent advancements in automation and reduction in noise emission."