The crusher of this series is suitable for crushing varies of mid-hard ores and rocks.This crusher has advantage of reliable construction high productivity,easy adjustment and less cost in operation.The spring release system of crusheractsan overload protection system that allows tramp to pass through the crushing chamber without damage the crusher,use dry oil,water ,tow kinds  of sealed formation.It madeplaaster stone and engine oil seprated,assured reliable performance,The typeof crushing chamber depends up on the size  of feed and fineness of the crushed product,The standard type is applied to medium crushing ,themedium type is applied to medium or fine crushing and the shorthead is applied to fine crushing.