FIELD: thermal power engineering, chemical, mining and cement industries. SUBSTANCE: face plate of the step surface has a rise towards the rear surface with the radius in the step cross-section equal to that of the maximum ball charged into the crusher. The roundness between the step rear surface and the rise of the face plate is made according to the radius equal to that of the minimum size of the ball charged into the crusher. EFFECT: simpler design. 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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SU459253A1 |
