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SDY series spring cone crusher has reached the domestic leading level by absorbing America advanced technology. It is widely applied in matellurgy, construction, hydroelectric project, transportation, chemical industries and building materials for crushing all sorts of hard and above mid hard ores and rocks.
 

The spring safety system of crusher acts as an overloading protection system that allows metal to pass through the crushing chamber so as not to damage the cone crusher. 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.