Needle Roller Bearing, Needle Roller Bearing HF1216,Needle Roller Bearing HF1012 Hewitt Bearing Transmission Technology Co., Ltd. , http://www.wx-bearing.com China's first new full-face rock tunneling machine (φ8130mm TBM), after nearly a year of design and manufacture, will be rolled out in Qinhuangdao in late October. The equipment is designed and produced by Tianye Tonglian in cooperation with Italy's SELI company and will be used in China Gezhouba Group's Ethiopia GD-3 hydropower project. The successful development of this equipment marks that China has broken foreign countries in the field of hard rock boring machines. The monopoly pattern has opened the way for China’s TBM creation. Related News: Roadheader New Product Offline
The first new full-face rock boring machine will be put on the line in Qinhuangdao