what are the large mobile coal crushers with high output

5.Uniform particle size, large crushing ratio and high output. Double-rotor two-stage crushing, large output, output granularity below 3mm, 80% below 2mm. The granularity of the output is uniform, and more than 20 tons of material can be crushed per hour, and the cost of crushing each ton of coal slag does not exceed 1.8 yuan.