The roller press is composed of two opponent pressing rollers with the synchronous rotation. One is a fixed roller and the other is a movable roller. The materials are fed from the upper side of the two rollers

sawtooth wave jigger is a high-efficient, energy-saving gravity separation equipment developed and improved from traditional sine wave jigger. It takes a short time to raise up water by a rapid speed and takes a long time to drop off water by a slow speed

Double bending wave shaking table is a new product of hydromechanical ore dressing equipment. It features big capacity, high ore dressing recovery ratio, high concentration ratio, great adaptability, etc.