The HARLACHER H18, the pre stretch unit that can be utilized in connection with the reputable tensioning machine H28-5 as well as the automated tensioning machine H29-5.

Since the frame gives way in a tensioning process, the obtained tension usual declines. The pre stretch allows you to maintain the obtained tension by bending the frame during the tensioning process. This simple process enables you to reach and maintain better tensioning results, especially with large formats.

Data Sheet