Closed-cell foam board is a new type of joint water-stopping material in China. It has been proven by repeated tests by the Chinese Academy of Communications and other units that its performance is comparable to that of wood, cork, rubber, and asphalt. Polyethylene closed-cell foam board has been widely used abroad. It is used as joints and water-stopping materials in concrete projects such as highways, road bridge expansion joints, overpasses, expressways, airport runways, tunnel bridges, underground passages, subways, bridge head retaining wall joints, highway side slope protection, roadbed slope protection and other concrete projects. , Concrete joints, expansion joints and water-stopping materials in power plant moisture-proof gates, cooling towers, construction and other projects, concrete highways, viaducts, culvert tunnels, airport roads, dam slope protection and other water conservancy and power concrete projects.
Zhaoqing closed cell foam board large supply