| 摘要 |
The casing (6) rear wall (42) of a mill for size reduction of plastics is equipped with damping (44) material. The casing (6) rear wall (42) of a mill for size reduction of plastics is equipped with damping (44) material. The damping is fitted to the rear wall. A shell is alternatively fitted to the rear wall, and damping material is filled or cast into it. The rear wall is made of the damping material itself, and preferably carries an impact plate. Guides constructed on the rear wall, penetrate into the damping material. The casing has sectional side walls. The damping material is a mineral casting. Steel sheet walls of the casing are of screwed or welded construction. They are alternatively manufactured using cast components.
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