How Can I Calculate Power Of A Motor For Rolling Some
May 13, 2019 Additionally, jaw 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. Ideally, the reduction ratio of a jaw crusher should be 6 to 1. There are different ways to calculate reduction ratio, but the best way is something called the P80 factor.Power calculations crusher power calculations crusher work index metcom technologies. then wio, the quotoperating work indexquot of this circuit, is calculated as follows w3 . so with the same mill power we can increase the tonnage to . for any circuit, whether a crushing circuit, a rod mill, or a closed ball mill circuit, the work index.