SDY Series Symons Cone Crushers owns advanced technology. It is widely used in metallurgical industry, hydro-dam construction, transportation, chemical industry and building materials, is suitable for crushing all sorts of rocks which is hard and medium hard.

SDY Series Symons Cone Crushers is suitable to crush various kinds of ores and rocks of medium or above medium hardness. Compare with jaw crusher, cone crusher is of stable structure, high efficiency, easy adjustment, economic operation, etc. The spring safety system of crusher acts as an overloading protection system that allows material to pass through the crushing chamber so as not to damage the SDY Series Symons Cone Crushers. The safety system uses dry oil and water as two kinds of sealed formation to make plaster powder and engine oil separate to make sure reliable performance. The type of crushing chamber depends upon size of feeding and fineness of crushed product. The standard type (SDY) is applied to medium crushing, the medium type is applied to medium or fine crushing and the short head type is applied to fine crushing.