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.hongfadoor.com
BFK-type mine sealing pump for coal mine gas drainage borehole, coal seam water hole sealing or coal mine all types of drilling hole sealing special equipment, it has the following main features . Features of BFK Mining Sealing Pump 1. Sealing ability: The maximum sealing length to horizontal drilling can reach 20m (or 40m), the maximum sealing length to vertical drilling can reach 15m (or 30m ); To meet the needs of long-distance sealing and rapid sealing. 2, without additional power, transportation, installation, easy to manage and use. 3, the use of compressed air as power, when the source of coal mine gas can choose this type of sealing pump, drilling and sealing can work simultaneously to improve efficiency. 4, easy to use, the output flow, high pressure, sealing process is simple, sealing the quality of reliable, easy to maintain. Extended reading: China Construction Water Exhibition water pump manufacturers rankings ptc exhibition motor top ten brands pump valve pipe fittings Show Information Industry Internet (Xiamen) Technology Co., Ltd. Asia Pump Network Editor: He Duanhui (QQ / WeChat:) http: // mj .liuti.cn / (Service Hotline:)