| 摘要 |
<p>The present invention relates to a pipe coating apparatus and to a disk for a spray roller. Especially, the present invention relates to a pipe coating apparatus and a disk for a spray roller which apply the elastic force and centrifugal force of the rotating spray roller to a coating material, and coat a pipe efficiently, wherein a plurality of grooves are formed on the spray roller, of which an external surface is an elastic body, and a support wall is formed around the grooves.</p> |
