The functional masterbatch we usually say is generally: Filling masterbatch, masterbatch, flame retardant masterbatch, stabilizing (anti-aging) masterbatch, degradation masterbatch, anti-drip masterbatch, antistatic masterbatch, foaming masterbatch, multi-functional masterbatch, etc. Different plastic masterbatch compositions are different, but basically consist of four layers, the inner layer is the masterbatch core; the second inner layer is the coupling layer, the second outer layer is the dispersion layer, and the outer layer is the additive layer. aPP, LDPE, LLDPE, HDPE, PP, PS, HIPS, PVC, CPE, EVa, in addition to some polar polymers, such as anhydrous maleic anhydride grafted polyethylene, polypropylene (MaH-PE, MaH-PP ).
Roller shutter door , also known as "shutter door", lots of panel pieces connected together, fixed in the guide rail , take above reel as the center of rotation.
Roller shutter door is used for commercial facades, garages, shopping malls, hospitals, factories and mines and other public places or residential.Electric roller shutter door, especially for large openings, inconvenient to install the ground door , quick opening effect. Such as for the garage door, shopping mall fire shutter door.
Opening methods: Handing driving mode
Rope driving mode
Remote control driving mode
Electric switch driving mode
Roller Shutter Door,Galvanized Roller Shutter Door,Aluminum Roller Shutter Door,Transparent Roller Shutter Door Shenzhen Hongfa Automatic Door Co., Ltd. , https://www.spiralfastdoor.com