Taking a railway tunnel project as an example, this paper analyzes the equipment selection for tunnel boring operation line from the aspects of rock drilling equipment and slag discharge equipment, explores the equipment selection for support operation line around the links such as primary support

The geological conditions of the single-track long railway tunnel are complex and the construction is difficult. How to speed up the construction efficiency and effectively to ensure the construction quality and safety is one of the challenges in tunnel construction. Based on the mechanized

Brand : EPIROC
Part No. : 0663613501
Description : Oring
Use in : Boltec 235h , Boltec S , Boomer 281 , Boomer 282 , Boomer L2d , Boomer M2d , Boomer Xe3 , Cop 1132 , Cop 1435 , Cop 1638hd , Cop 1638hd+ , Cop 1838+ , Cop 1838hd+ , Cop 1838he+ , Cop 1840+ , Cop 2160 , Cop 2238hd+ , Cop 2550 ...

To address the low efficiency and high risks of the traditional soft rock step excavation method, a large-section soft rock tunnel intelligent blasting excavation technology was developed and applied based on the Baokang Tunnel of the Zhengwan High-Speed Railway project. The technical principles

Rock drilling jumbos play an important role in tunnel construction. As the main component of a rock drilling jumbo, the performance of the drilling rig determines the overall effectiveness of the jumbo. In practical use, premature wear of drilling rigs often occurs. By studying the structure and

Two-lane and three-lane highway tunnels，this paper analyzes the differences between highway tunnels and railway tunnels from multiple perspectives． Combining the successful experience of fullprocess mechanized design and construction of railway tunnels and the characteristics of two-lane and three

With the transformation of tunnel construction in our country towards complex geological conditions and long tunnels, the traditional pneumatic drilling blasting method has gradually revealed its shortcomings in terms of safety, effi ciency and environmental protection. This article systematically

Brand : EPIROC
Part No. : 5112322982
Description : Plain Bearing
Use in : Boltec Md , Boomer M1d , Boomer M2d , Simba M4c

As an important piece of machinery for mechanized tunnel construction, the three-arm rock drilling jumbo has been widely used in tunnel projects. As a key piece of equipment for mechanized tunnel construction, the three-arm rock drilling jumbo has gained broad application due to its efficiency

With the continuous improvement of social development level, the demand for mineral resources in various fields such as construction, industry, and energy is increasing, and improving the production efficiency of mining areas has become a key focus of attention from multiple parties. Analyze the