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The largest diameter model in China is offline: TBNA’s shield remanufacturing industry leads the country

2019-06-28 13:51

After three days of acceptance, the largest diameter remanufacturing shield machine in China, CRCC R148, was successfully launched in Dongjiang Free Trade Port yesterday, which indicates that the Shield Remanufacturing Co., Ltd. of Railway Engineering Equipment Group has already possessed the remanufacturing capability of large-diameter shield machines. It further established its leading position in the shield remanufacturing industry.

It is claimed that CRCC R148 was originally made by France NFM06 shield machine. According to the applicable requirements, the diameter of the excavation is changed from Φ11.97m to Φ11.7m. The main structure is designed as a shuttle structure, and the newly designed cutter head has a structure of 8 main beams + 8 panels while the overall opening ratio is about 33%. As the only and the world's largest shield remanufacturing production base in China, the Shield Remanufacturing Co., Ltd. of Railway Engineering Equipment Group has completed 35 sets of equipment production in Dongjiang FTP since its establishment three years ago.

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