Rock Crushing Rule of Thumb 911Metallurgist
The maximum feed size for a jaw crusher should be about 85% of the gape Source Arthur Taggart; The combination of a jaw crusher and a scalping grizzly will have 15% more capacity than a stand alone jaw crusher Source Ron Casson; As a rule scalping grizzlies are rarely used anymore for large primary crushers The exception is when ore
Crusher Product Gradation Charts 911Metallurgist
Crusher manufacturers publish grid charts particle size cumulative distribution curves and/or product size distribution tables to help predict the gradation of the crusher product These charts curves and tables give the percentages passing or retained on standard size screens for each given setting of the crusher