Profile: Henan Kefan Mining Machinery Co. is a manufacturer of construction and mining machinery. Our products include equipment for crushing, sand making, concentration aerated autoclave concrete, coal, milling, burning free brick, gravel, processing, and cement. Our cone crusher is suitable to crush various kinds of ores and rocks of medium or above medium hardness. The spring safety system of our 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 type of crushing chamber depends upon size of feeding and fineness of the crushed product.