| 摘要 |
Arrangement for the coating of a running web (2), for instance a paper, a cardboard or a like web, by means of a so-called short dwell applicator (18), in which the paste supply, the paste doctoring and levelling of the supplied coating layer are carried out in the same arrangement and the amount of the excess supplied paste is collected for a recirculation. The arrangement comprises a rear edge seal (9, 12) and fore distributor (6, 15) so arranged that the coating paste is supplied on the web there, where the last quoted arrives in the arrangement, and that hereafter the paste flows mainly in the direction (22) ofthe material web (2) until it meets a doctor (3). The amount of supplied paste (1) is hereby big compared to the amount (5) of paste, which attached and levelled follows along with the running material web (2). |
