| 摘要 |
<p>The exchanger (100) has a tube bottom (11) formed of plastic, and comprising openings (12) for accommodation of tubes (20). A supporting unit (10) is arranged on a side of the tube bottom in such a manner that the unit supports the tube bottom against a force applied on the side of the tube bottom, where the side faces the tubes. The supporting unit consists of metal, is formed as a reinforcement sheet, and comprises openings (13). An O-ring seal (17) is provided between the tube bottom and the supporting unit. The tubes consist of glass.</p> |
