The PVC flame retardant corrugated pipe supplied by this manufacturer is processed from polyvinyl chloride (PVC) raw materials and added with flame retardant ingredients. The core is a spiral corrugated structure, which not only has good flexibility, but also can adapt to the bending and laying of pipelines. It can also provide reliable protection to avoid internal cable wear and extrusion damage. At the same time, it can inhibit the spread of combustion in case of fire, reduce the risk of open flames, and adapt to the threading protection of wires, cables and other cables. It is a commonly used protective accessory in electrical wiring systems. Its material has stable performance in the temperature range of -10 ° C to 60 ° C. It is not easy to age and crack at room temperature. It can resist mild acid and alkali erosion and prolong the service life of cables. In terms of specifications and models, PVC flame retardant bellows cover 16mm to 110mm common inner diameter, 16-32mm small diameter is suitable for household and small equipment cable threading, 40-63mm diameter is suitable for commercial buildings and control cabinets internal wiring protection, 75-110mm large diameter is suitable for industrial workshops, outdoor large equipment cable jacket; manufacturers support the deployment of inner diameter specifications according to wholesale orders, and can also provide matching joints to facilitate pipeline connection. The product has a wide range of usage scenarios and is suitable for household and residential electrical wiring protection, commercial complex weak current system threading, industrial workshop equipment cable jacket, outdoor street lamp line protection, etc. It can be adapted to indoor dark application, surface installation or outdoor buried ground, and overhead installation. At present, the manufacturer supports wholesale, the price has advantages, and customers who intend to purchase PVC flame retardant bellows can directly call the contact information 13339996652 consult the details.