This kind of underwater lift bag can replace wooden core mold when pouring air-core reinforced concrete prefabricated parts.
The underwater lift bag is easy to install and disassemble, and it can be cleaned repeatedly, greatly saving the work time and materials used in wooden core mood, which is suitable for large reinforced concrete structure such as buildings, bridges, tunnels, gate dams and for the pouring and construction of the wall for flood control and prevention of seepage.
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