Jaw Crushers - Mineral Processing / Metallurgy - 911 MetallurgistNov 24, 2016 . A jaw crusher size is obtained by looking at its feed opening (gape) and .. increased in direct proportion to its weight in pounds per cubic foot.jaw crusher pound,New, used & rebuilt jaw crushers® 56x32 JW Series. JW54 | 1422x820mm Single Toggle Primary Jaw Crusher. Price: £95,000 GBP* ex works. Condition: Brand new | Unused.