| 摘要 |
The corrugating roller (7; 9) for machines to produce corrugated cardboard, comprises: a hollow cylindrical body (7B; 9B), with an outer (7D; 9D) surface provided with corrugations (7C; 9C); a circuit for a heat-carrying fluid; and a pair of necks (7E, 7F; 9E, 9F), through at least a first (7E; 9E) of which said heat-carrying fluid is supplied. The body (7B) and the necks (7E, 7F) are produced in a single block machined by removal. <IMAGE> |
