Portable Rock Crushers For Sale Rock Crushing Equipment .jaw crushers exert more crushing power and are the best choice for very hard rock like granite and abrasive rock. secondary crusher. secondary crusher is one that takes crushed material out of a primary crusher and reduces the product further. An impactor or a cone crusher can be used as a secondary crusher.send message
Praha is a leader in the mining industry, mainly with sand and gravel equipment, milling equipment, mineral processing equipment, building materials equipment, etc..