Based on the Funiu Mountain extra long highway tunnel project，the technical parameters and construction technology of the new three arm rock drilling jumbo are introduced in detail，and the advantages of the new three arm rock drilling jumbo in the construction of extra long tunnel by

During underground production in Huashugou mining area, the underground rock drilling equipment has the characteristics of poor operating environment, frequent action of various parts, high precision and complex system, which makes the oil products of the equipment hydraulic system

Brand : SANDVIK
Part No. : 15191708
Description : Gasket
Use in : Hl 1500 , Hl 1560t , Hl 300 , Hl 500 , Hl 500s , Hl 510 , Hl 560

Jiama mine of Huatailong company,located in the snow covered plateau of Tibet,is one of the largest copper gold polymetallic mines in China.The bad weather conditions and low mechanization level are the bottlenecks restricting the rapid development of enterprises.In order to achieve large-scale

Simba H1254 jumbo possessing good flexibility is used to change the traditional mode of digging of cut shaft.The reasonable explosive charging,blasting section dividing and section-wise blasting are adopted to form cut groove.The new method saves the assisting cost of manual digging of cut shaft

In order to effectively reduce the construction cost and the overbreak amount by drilling and blasting method,and improve the drilling and blasting construction technology, the operation mode of the rock-drilling jumbo is studied, and it is concluded that when the rock-drilling jumbo

Targeted at the domestic market, YYG18U hydraulic rock drill has seen its main applications in hard rock drilling and construction such as tunnels and mines. Based on more than 2 years of using experience of YYG18U hydraulic rock drill from Epiroc, the paper covers the structure

Brand : EPIROC
Part No. : 3128304355
Description : Sliding Piece
Use in : Simab H1252 , Simba H1254 , Simba H1354 , Simba L6c , Simba M4c , Simba M6c

In this paper, in the light of the principle of impact drilling work of hydraulic rock drill, the main factors of affecting the rock drill pore forming efficiency are analyzed. This provides the reference for hydraulic rock drill design and optimization of hydraulic rock drill performance parameters

With the rapid development of Chinas high-speed railway construction，the construction standards continue to increase． In order to ensure the rapid excavation of long and large tunnels，to ensure the safety of operators，to reduce the number of operators，and to reduce labor intensity，