Jaw crusher - SlideShareNov 14, 2015 . The first stage of size reduction of hard and large lumps of ore is to crush and reduce their size because of this fact crushers are used for.jaw crusher technology ppt,Roll crusher.ppt - SlideShareOct 18, 2015 . Mehran University of engineering & technology, jamshoro Roll no: . types of crusher are there such as jaw , compound , roll crusher etc.
jaw crusher technology ppt