### Crusher Efficiency Calculations 911 Metallurgist

Sep 15 2014 it must be at least 36 in wide for an 18 x 36 jaw crusher so a 4ft by 8ft screen would be acceptable the 1in screen is a second deck for the 38 tph from the jaw crusher so the deck correction factor is 090 and that screen capacity is 21 x 09 189 tphsq ft the screen area needed under the jaw crusher is 38189 201 sq ft