News / ZWZ Bearings Successfully Support Subway Projects in Several Cities
Date: 2013-10-06
ZWZ Bearings Successfully Support Subway Projects in Several Cities
Recently, ZWZ’s hob bearings for a cutter hob manufacturer in Zhuzhou have been installed in the application of shield tunneling machines working in Changsha No.2 subway.
In September, 2012, the National Development and Reform Commission announced the latest 25 approved urban rail transit construction projects, involving a total investment of more than RMB 800 billion. According to incomplete statistics, the 15 city with urban rails will build another 65 rail transit lines by 2015, and many cities will also start subway construction. And these projects will require more than 300 shield tunneling machines for the construction.
Shield tunneling machine is the symbolic product of high-end equipment manufacturing industry. It has been widely used in tunnel works, such as urban subway, railway, highway and water conservancy etc. The cutter hob bearings for shield tunneling machine require high lad capacity and high impact resistance. As most of these bearings are imported ones and the clients have localization needs, so the hob bearings for shield tunneling machine have a large potential market.
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