摘要 |
<p>The paper machine roller has a roller body (6) and a flexible covering (7) at the extent of the roller body. The covering has an auxetic material. The auxetic material has a filler material. The auxetic material is formed as fibers. The auxetic material is selected from a group of materials, which contains polypropylene, nylon, polytetrafluoroethylene and ultra high molecular weight polyethylene.</p> |