The paper deals with the subject of wear-resistant of sheathing board using on new-type mining vertical-shaft crusher which is used at the critical conditions of high speed scouring abrasion.

Main products are: Continental C Series jaw crusher machine and its components, a moving jaw, front plate, back plate, dental plates, side guard, jaw plate, eccentric shaft, flywheel, bearing, etc.

The property and feature of PSFL series vertical shaft impact crusher and application in coal water slurry production are introduced in this paper.