Doorfoc Inc. is a hydraulic rock drills manufacturer based in Finland, and its products are popular in domestic market for theri excellent qualiy. The paper describes the sepcifications of hydraulic rock drillsf from the company, in expection of offering experience for the development of

Based on data on Internet and promoting materials from Montabert, the paper studies the structures and technical characteristics of hydraulic drifters from Montabert. It highlights the technical characteristics of the blank firing and brake structure, composite piston, shape of the progressive

Brand : EPIROC
Part No. : 3115926290
Description : Seal Kit
Use in : Cop 1132

This paper gives the definition of the rock drilling jumbo for tunnel and describes China's manufacturers of rock drilling jumbos for tunnel and models of their products. The rock drilling jumbos are divided into 2 classes herein: jumbos with the usage report and jumbos without the usage report.

The construction technology of mountain tunnel in China is under-developed. Hence,the mechanized construction method for large cross-sectional tunnel on high-speed railway is introduced. A new kind of tunnel construction organization mode with four tunnel construction lines,i.e. excavation,support

In the process of mountain tunnel construction, drilling and blasting method is a commonly used tunneling technology. With the increasing demand of tunnel construction, the country pays more and more attention to the construction safety. Drilling bench has gradually become the necessary

Since its acquisition of Tamrock based in Finland in the 1990s, Sandvik, a large-scale multinational company, also possessed Tamrock’s hydraulic rock drills business. Hydraulic rock drills from Tamrock had been the largest competitors of those from Atalas. The paper covered relevant

Brand : MONTABERT
Part No. : 86578895
Description : O Ring
Use in : Hc 109 , Hc 150

The paper lists some problems existing in the production and application of TAY series hydraulic rock drills as well as their respective solutions. It can be used as a reference for the production of the hydraulic rock drills in the sector.

The paper covered the status quo of the development of full-hydraulic drilling jumbos in China and outlined features of their products from the major domestic drilling jumbo manufactures.