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Hydraulic pipe jacking machine product description The hydraulic pipe jacking machine is the fourth generation product developed by our factory through continuous research and improvement over the years. The main structure of the patented underground pipe jacking machine is composed of four parts. The main part is mainly composed of two double-acting hydraulic cylinders. The hydraulic pump station is equipped with a diesel engine pump station and an electric motor pump station respectively. The main power adopts an electric starting device to solve the difficulty of using electricity for field construction. The function of the support plate is to fix the machine and support the pit wall. The function of the ejector pin and the pull head is to push in and pull back to expand the hole. This series of product models mainly has expansion diameter and construction distance of meters. The machine is simple to operate, has a long service life and is easy to maintain. It is an essential tool for small and medium-sized trenchless project construction units. After ordering our company's hydraulic pipe jacking machine, our company will send technical personnel to the construction site to provide technical guidance and machine debugging.