This article collects the number of manufacturers and product models of domestic hydraulic rock drill products in 2023, and compares them with the overview in 2016. This article divides my country's hydraulic rock drill products into four types: airborne, outrigger, handheld and blast furnace

Steel used for percussive rock drill rod has strict requirements for chemical composition nd heat treatment of raw materials due to its use in broken rocks. Based on the macroscopic analysis, chemical composition, macro, metallography and hardness test of 3 different kinds of defects and normal

Brand : EPIROC
Part No. : 3115347385
Description : Hydraulic Motor
Use in : Cop 1238k , Cop 1838+ , Cop 1838hd , Cop 1838hd+ , Cop 1838he+ , Cop 1838mux , Cop 1838mux+ , Cop 1840+ , Cop 2550+ , Cop 2560 , Cop 2560+ , Cop Sc25

Aiming at the problems of low technical level and poor reliability of domestic rock drilling jumbo, high cost and long supply cycle of purchasing foreign brands, Jinchuan Nickel Cobalt Research & Design Institute developed and designed 1DM4 single-arm rock drilling jumbo. Through CAN bus, the data

According to the actual situation of Yanzishan tunnel project, the specific application of rock drilling rig in its construction is analyzed in depth, including construction preparation and construction technology, and the advantages of rock drilling rig application are discussed, such as

The shank adapter of hydraulic rock drill broke after drilling 4000 m. Failure analysis is conducted using fracture morphology observation, chemical composition, mechanical properties and microstructure analysis. The results show that the material of shank adapter has well wear resistance and

This paper mainly analyzes the processing technology of the hot embedded tooth drill body, that is, the machining process and the heat treatment process. By selecting the reasonable materials and processing through a series of steps, and through a large number of comparative experiments, it is

Brand : EPIROC
Part No. : 9106160861
Description : Oil Cooler
Use in : Boomer 104 , Boomer 281 , Boomer K41x , Boomer S1d , Simab H1252 , Simba H1257 , Simba H157

In this paper, the mechanized construction technology for high-speed railway tunnel is comprehensively analyzed. Through the introduction of advanced mechanical equipment and technology, such as full computer three-arm drilling rig, long-span telescopic mobile treble, etc., multiple improvements

A large number and long mile age of railway tunnels are being constructed in China. Thedrilling and blasting technology has be come the most commonly used method in the tunnel construction process due to its unique advantages. The blasting is not only the first stage of tunnel excavation,but also