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Crushing rolls might, logically, include roll crushers of the sledging type, the name, by popular usage, is restricted to the double-roll machine (with either smooth or corrugated shells) which crushes entirely by pressure between the surfaces of the roll faces. The sledging type of either single or double-roll arrangement is usually differentiated by such titles as "roll crusher" or ...

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Total No. of Questions—12 - Savitribai Phule Pune University . roll crusher. [6]. (c). State and . (a) A certain set of crushing rolls has rolls of 150 cm in diameter by . having a specific gravity of 2.35 and the angle of nip is 30º.

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