Drisan

deep-hole bench blasting in open-pit mine

Study Prospect of Precision Blasting Technology in Open-pit Deep Hole Bench

Since the 21st century, with the progress and development of drilling equipment and blasting equipment, scale of open-pit blasting mining is expanding, and the open-pit deep hole bench blasting technology enters a new stage of refinement. In recent years, open-pit deep-hole bench blasting technology

high-speed railway tunnel

Application Technology of Rock Drilling Rig in the Construction of High-Speed Railway Soft Surrounding Rock Tunnel Engineering

This paper introduces the general situation of a single-hole double-track high-speed railway tunnel project, and combines the actual construction of its large-section soft surrounding rock tunnel project. The application technology of construction, optimization of construction operation plan

tunnel

Application of Three-arm Rock Drilling Rig in Tunnel Construction

Excavation costs account for a large proportion of the construction costs of railway tunnels. In order to reduce project costs, it is the general trend to replace manual excavation with three-arm rock drilling rigs. Based on the hydrogeological conditions and construction technology of

parts search

0335217600

Brand : EPIROC
Part No. : 0335217600
Description : Circlip
Use in : Boomer Xe3 , Cop 1838 , Cop 1838mux+ , Cop 1840 , Cop 1840+ , Cop 2160 , Cop 2550 , Cop 2550+ , Cop 2560 , Cop 2560+ , Cop Sc25 , Rd 18u , Rd 22u , Roc D55 , Roc D7 , Roc L6 , Roc L8 , Roc T35 ...

three-arm rock drilling rig

Discussion on Application Management Strategy of Three-arm Rock Drilling Rig in Railway Tunnel Construction

With the continuous development of social economy, the scale of tunnel construction in my country is getting bigger and bigger. In practice, in order to ensure the safety and quality of tunnel construction and the personal safety of construction personnel, and to speed up the construction progress

rock drilling rig

Researches on Development and Trend of Axles in Wheeled-Rock Drilling Rig

The rock drilling rig is a special machine used for drilling holes and installing anchor rods in the drillingblasting operations. With the thriving demands for the rock drilling rigs in the domestic markets, the development of rock drilling rigs has seen fierce competitions. The axles

rock drilling rig

Research on process precision control of multi-arm rock drilling rig in tunnel construction

In the process of tunnel drilling and blasting excavation, the optimization of the tunnel construction process and the precision control of the multi-arm rock drilling rig have an important impact on the construction quality and the progress of the construction period. This paper takes

rock excavation

A Short History of Foreign Mining and Rock Excavation Machines and It’s Enlightenment

The paper covers the development and evolution of leading foreign rock drilling machinery manufacturers such as Ingersoll Rand, Eprioc, Atlas Copco, FAGERSTA, Montabert, and Sandvik, as well as the developmental history of rock drilling machinery and drilling tools. It also gives some advice on the

COP RR14 rock drill

Analysis and Countermeasures of Common Faults of New COP RR14 Rock Drill

The hydraulic rock drill is the core component of the rock drilling support trolley, and its performance determines the use efficiency of the equipment. However, there will be various failures in the use and maintenance. Through the analysis of the causes of different failures, the root causes

parts search

9111406178

Brand : EPIROC
Part No. : 9111406178
Description : Strainer
Use in : Boltec 235 , Boomer 104 , Boomer 281 , Boomer K111 , Boomer K41 , Boomer K41x , Boomer S1d , Simba H1354 , Simba M4c , Simba S7d

alpine region

COMPARISON AND SELECTION OF THREE ARM ROCK DRILLING JUMBO SCHEMES FOR LONG AND LONG TUNNELS IN ALPINE AREAS

With the rapid development of highway transportation industry in recent years, there are more and more long tunnels built in the severe cold areas of North China, but the construction difficulties are also more and more, and the requirements of construction technology are also improved

tunnel

Mechanization Development of Drilling and Blasting Operations in Tunneling

Mechanization is essential for improving the safety and environmental conditions of tunnel drilling and blasting operations. Currently, China is facing serious problems with regard to tunneling, such as difficulties in recruiting blasting workers, fully utilizing the drilling trolley