Place of Origin : Hengshui,China

Inflatable Rubber Mandrel for Structure Weight Reduction

Inflatable rubber mandrel is similar to a marine airbag, but different in usage - that is to form cavities for large reinforced concrete structures including bridge, tunnels, roof, stake, roof board column, beam, building construction, irrigation works and water conservancy projects, etc. In this way, 20% weight of building structure is reduced than those with solid concrete structures. Meanwhile, inflatable rubber mandrels shorten th