| 摘要 |
<p>The invention relates to a heating element for a regenerative heat exchanger that is constructed as a profiled steel sheet. The aim of the invention is to produce a heating element which is resistant to acids, has antisoiling properties and, however, has a good thermal output. To these ends, the heating element is provided with an enameling, and a fluoroplastic coating is applied to the enameled surface.</p> |
