The products includes five series: crusher, sand making machine, powder grinding mill, mineral processing equipment and building materials equipment.May 132019 Additionallyjaw crusher feed should be pre-screened using a grizzly screen prior to crushing to remove material finer than the closed-side setting. Setting jaw crushers. Ideallythe reduction ratio of a jaw crusher should be 6-to-1. There are different ways to calculate reduction ratiobut the best way is something called the P80 factor..Contact For Price
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Zhengzhou High-tech Zone, China
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