shield construction machine
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Product description Shield construction machine is a kind of very advanced underground tunnel construction equipment. It does not affect the ground condition in under the conditions of the assignments, which greatly improve the construction feasi
Product description
Shield construction machine is a kind of very advanced underground tunnel construction equipment. It does not affect the ground condition in under the conditions of the assignments, which greatly improve the construction feasibility, reduced cost, and can protect the ground of historic buildings, etc. So the city underground rail transportation, railway, highway tunnel river sea-crossing tunnel and hydropower engineering construction of tunnels have extensive use. But because the shield construction machine high added value of the technology, manufacturing process complex, so, the only Germany, Japan's several enterprise can produce, the domestic haven't independent research and development of technology. Previously, the domestic use of shield machine are spending big foreign exchange imported. In 2003 the company in the world and mechanical and electronic manufacturing shield construction machine company-the German herrenknecht ag cooperation manufacture shield construction machine in at the end of the year, with successful the first assembly of shield machine, in the Beijing subway line 5 used in construction, created, the best record tunneling of 26 meters. On this basis, from August 2004, the mechanical and electrical company also started three set shield construction machine mechanical processing and the assembly, all through the factory acceptance. The success of the shield construction machine manufacturing and assembly has greatly improved the company large I of the mechanical equipment