The feeding granularity of jaw crusher is bigger than that of impact crusher, so are discharging granularity and output. The differences of the working principle of impact crusher and jaw crusher are: as for jaw crusher, two jaw plates squeeze the stone materials to crush them, and as for impact crusher, the plat hammer impacts the stone materials onto the impacting plate, and the stone materials that are not crushed will hit with each other and be crushed, so that it can be said that impact crusher uses the crushing principle of “stone impacting stone” to make sure that the stone materials totally reach the discharging requirement.
The application of jaw crusher and impact crusher is also different. In the ore beneficiation or sand making production line, jaw crusher is mainly used for the primary crushing, but impact crusher is mainly used for the tertiary crushing. In addition, jaw crusher runs with low speed and impact crusher runs with high speed.
Source of this article：HX China edit：HX China
In the repair work of jaw crusher, the most easy wear and tear part is changing the driving plate. As for this type of crusher that its connecting rod is ensemble, you need dismantle the driving plate, firstly screw out the dam-board bolt, cut down the lubrication pipe and hang the driving plate on the grab hook of the crane or other lifter machines,
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