| 摘要 |
<p>A calender for treating plastic strip, comprising a preheating station with rolls and a treatment station, has the preheating station consisting of a number of separate preheating rolls arranged close together, Specifically, the rolls may be capable of being moved apart, leaving a clear path between them for the introduction of the strip. Advantages include a short path from the last heating roll to the treatment rolls and the possibility of adjusting the temp. of each roll individually.</p> |
