Based on the research on the cost and influencing factors of the three-arm rock drilling rig in expressway tunnel engineering, the article mainly focuses on the project overview, the basic parameters and applicability of the three-arm rock drilling rig, and the use of the three-arm rock drilling

For the stratum containing large-sized boulders and boulders within the river course, it is relatively difficult to insert Larsen steel sheet piles into the cofferdam of the bridge foundation. Generally, the pre-piloting process is adopted, and the method of piloting holes and the selection of

Brand : EPIROC
Part No. : 0500450024
Description : Flange Bearing
Use in : Boomer Xe3 , Boomer Xl3 , Roc D45 , Roc D55 , Roc D65 , Roc D7 , Roc D9 , Roc F6 , Roc F9 , Roc L6 , Roc L8 , Roc T35 , Roc T40 , Simba H1257 , Simba S7d

The numerical control processing technology is used to process the drilling tool, and the high-precision numerical control processing center is adopted, by matching the special wear-resistant coating cutter, the precision error of each process can be reduced by precise measurement, the production

To resolve the problems of single⁃purpose, low construction efficiency, and low mechanization of the drilling and perforation equipment of blasting methods for medium and large diameter shafts, the ZYL89 vertical shaft drilling rig was designed and developed, based on the technical characteristics

Based on the analysis of the fault forms and causes of the hydraulic rock drill in the practical application,the paper puts forward the corresponding measures to prevent and reduce the faults, which can be used as reference and guidance in the design, manufacture and using of the hydraulic

In recent years, my country has developed a new type of hydraulic rock drilling technology, and improved the mining rock drilling technology through scientific means. This paper analyzes the three performances of impact performance, rotation performance and noise performance of the new hydraulic

Brand : EPIROC
Part No. : 3176540900
Description : Damper
Use in : Boltec 235 , Boltec 235h , Boomer 353 , Boomer L2c , Boomer Xl3 , Simab H1252 , Simba H1254 , Simba H1354 , Simba L6c , Simba M4c , Simba M6c , Simba M7c

In the mining of underground metal mines, rock drilling and ore extraction are two crucial links. In the past operations, manual spot inspection of equipment, manual measurement and acceptance of footage, and manual measurement of buckets were used. Large errors, incomplete point inspection

Mining industry plays a very important role in the development of national economy. It can provide raw materials and auxiliary materials to industry and agriculture, which is helpful to promote the progress and development of social economy. In recent years, in the process of rapid social