The design of Hongfa security industrial fast door adopts high technology, and its parts drawing, assembly drawing, layout drawing, schematic drawing, axis drawing, etc. all adopt mechanical drawing technology. 2.
The manufacturing steps of Hongfa security industrial fast door involve several major parts. They are materials preparation, materials processing, and components processing. 3.
It features a long mechanical life. It has been tested by exposure to EMC, high and low temperatures, moisture, dust, mechanical shock, vibration, sunlight, salt mist, and other corrosive environments. 4.
The product has the required accuracy during the life of the product. It will replicate exactly the same daily tasks for thousands of times with extremely tight tolerance levels.
Its hygroscopic property helps decrease the risk of bacterial infections or allergic reactions, such as athlete's foot or occurrence of mites. Company Features1.
Shenzhen Hongfa Automatic Door Co, Ltd. now has become a brand of its own in security door field. Shenzhen Hongfa Automatic Door Co, Ltd. is leading company integrating R&D, manufacturing and sales for spiral fast door. 2.
Shenzhen Hongfa Automatic Door Co, Ltd. has constantly introduced professional technological talents to upgrade its technology capability. The product R&D team has injected a powerful impetus for the development of high speed spiral door in Shenzhen Hongfa Automatic Door Co, Ltd.. 3.
We spare no efforts in sustainable development. We minimize the risk of contamination in the production, reduce the wastewater volume, invest in hygienic design, etc.