| 摘要 |
<p>The invention concerns a coating bar for pulp and paper manufacture, comprising a substrate coated over at least the greater part of its surface with a coat comprising a ceramic, characterised in that said coat consists of a mixture of ceramics, said coat having a wettability angle between 30° and 90°, and porosity less than 5 %, the size or the pores being less than 5νm.</p> |
