Civil defense door price Shandong Xinming civil defense door manufacturer Civil defense door Lightweight civil defense door

型号：

LBFM1020

规格：

1000*2000*100

品牌：

安吉狮

Civil air defense doors have good sealing performance and have the advantages of light weight, high strength, corrosion resistance, long life, etc., as well as good insulation, sound insulation and flame retardancy. It can completely replace the current reinforced concrete closed doors and all-steel closed doors. Composite lightweight protective closed doors are also environmentally friendly, have no maintenance costs, and are easy to mass produce. They can play an important role in civil air defense construction. At the same time, composite lightweight protective closed doors can replace some old and damaged reinforced concrete closed doors. Easy installation, time saving and labor saving can effectively ensure the effectiveness of civil air defense projects. The series of lightweight protective closed doors jointly developed by Shandong Xinming FRP Products Co., Ltd. and the Fourth Design Research Institute of the General Staff of the Chinese People's Liberation Army are used in civil air defense projects. They have been evaluated by experts and have reached the domestic leading level. They have filled the gap in current domestic products and are used in civil air defense engineering protection. Revolutionary changes in the equipment industry. Civil air defense door lightweight protective closed door is made of composite materials using molding process. The built-in embedded inserts are made through high temperature and high pressure, and their strength is greatly increased. The door and door frame are sealed with sealing strips and are reliable.