Advantages: 1, crushing ratio, uniform particle size. 2, lubrication system, safe, reliable, easy to replace parts, maintenance, small amount of work. 3, simple structure, reliable operation and low cost . 4, equipment, energy saving: A Single-saving 15% ~ 30% , saving more than double the system. 5, low noise, less dust. 6, nesting population adjustment range, can meet different user requirements;