Estimate Jaw Crusher Capacity - 911 MetallurgistMar 19, 2017 . This form works out volume of one motion of the jaw, multiplies by RPM then multiplies again by 60 to give volume/hour. .. That calls for a crusher with a higher capacity. . For any particular aggregate production plant, it is advisable to make preliminary determinations of the types of crushers needed.do make jaw crusher price than high,Rock Crushing Rule of Thumb - 911 MetallurgistFor these reasons, most new installations are hydraulic, despite the higher capital cost. Source: John Kelly; For underground production rates less than 2,000 tpd, it may be economical to size theore underground with rockbreakers only, otherwise, an underground crusher is.