The screen door opening and closing test for millions of times is the work that every subway before formal mass production. The platform door manufacturer will first produce a unit platform door prototype for Party A to test. Naturally, the sealing part door sweep side also needs to withstand millions of opening and closing door tests. The door sweep side has no abnormal deformation before mass production. Because it involves public transportation, the door sweep side not only needs to be excellent in quality, but also has to be tested and certified by the national standard (GB / T-8624) in the rail industry.
Guangzhou Aoqun is committed to the research, development, production and sales of door sweep side of platform doors. The door sweep side of the company's platform door is made of new nylon flame retardant brush. The door sweep side is non-toxic and harmless, flame retardant V0, and the door sweep side still maintains good performance after millions of door frictions. What's more important is the unremitting efforts of the AOQUN people. The door sweep side of the platform door of Aoqun has obtained the pyrotechnic toxicity test certification of the national rail transit (GB / T-8624) in March 2019. Through the test, the smoke density, oxygen index and resistance of the flame retardant door sweep side is lower than the detection limit index, which meets the technical requirements of the rail industry.
As of the end of 2019, Aoqun won the trust of CRRC, Fangda, Connie,and other customers with its high quality door sweep side quality and perfect qualification. Nanjing, Suzhou and other platforms in more than 50 cities provide door sweep side FAI report support!
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