High Speed self-Recovery Rapid doors are the technological evolution of old, PVC high speed doors or heavy folding doors, now obsolete and not suited to today's industrial needs.
High-quality panels, the resistive safety edge fitted to the bottom edge of the door, photocells and barriers make this product both safe and durable, being totally self-repairing, thanks to its special [Anti Crash System".
This door designed with a perimeter structure in galvanized or stainless steel, which is ideal for sliding panels. The door panel rides effortlessly within a track, thanks to the special profile and hinge designed by us, requiring low maintenance. The panel is rolled up on a roller placed within the upper crossbeam.
The door can be equipped with a counterweight or ups batteries, to fully open the door in case of power failure, and can also be equipped with large transparent sections to create a brighter and safer working environment.
Self-Repairing Door Curtain made of reinforced PVC, with flexible weighted soft bottom edge.
The edge of curtain has continuous injection molded teeth that then move up and down in a self-lubricating polyethylene track attached to structural galvanized side frames.
Self-Recovery Rapid Door,Self Recovery PVC Rapid Door,Self Recovery Rapid Rolling Door,Self Healing Roll Door Shenzhen Hongfa Automatic Door Co., Ltd. , https://www.hfgaragedoor.com
Stem tension repair steps
Stem tension repair steps ①use the file to remove the burr at the burr; shallow parts of the injury, the use of flat shovel processing to a depth of about 1mm, and then polished with abrasive cloth or angle grinder, this time will be presented New metal surface. ② with TL-700 metal cleaning agent to clean the surface, the surface was repaired without oil, dust-free and no dirt. ③ wear wear repair agent. ④ detail trimming. Preparation and coating process of wear repair agent ①Prepare the repair agent according to the volume ratio of 3.8: 1; ② Apply the adhesive to the surface of the wound, the first pass should be as little as possible painted, coated from top to bottom, air bubbles are not allowed Exist; ③ After the first pass 1h (that is, after the initial curing adhesive), according to the requirements to re-reconcile the repair agent, the second pass, requiring higher than the original size of 1 ~ 2mm; ④ to be cured after 1h, With 80 ~ 100 ℃ iodine tungsten lamp heating 3h can. Detail finishing process requirements ①with a file, scraper and emery cloth and other tools will be higher than the original size of the adhesive removed, the operation should be measured at any time, do not make the glue layer is lower than the original size, and set aside 0.5mm as finishing integer; ② to be size When finishing the finishing, use the pre-processed grinding wheel to make the dressing (80 mesh emery cloth pad); ③ When the size is higher than the original size 0.2mm, replace the emery and grind to the actual size precision. Matters needing attention As a result of on-site repair, so in order to ensure the quality of the repair, the repair of the surrounding (especially the upper part of the dust, oil, etc. must be cleaned up; repair defects such as small pores, etc.) .