... ,stable performance 2.simple structure, 3.easy maintenance new jaw crusher,high quality1,stable performance2.simple structure,3 ... of this series of products are: large broken ratio, product Liaodu uniform, simple structure, reliable operation,and simple maintenance ... ×5003006-505-40388Y160L-4226400Patent product double jawsSX 300×700300×7003006-506.5-55388Y200L-4309000 2011 new jaw crusher for mine