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連絡先担当者 Mr. Simon
Rm.A1607 ,U-Space, No.8 Guangqumenwai Avenue,, Chaoyang, Beijing
The Multi-Functional Down-The-Hole Drill Rig 1. The Functions of The Multi-Functional Down-The-Hole Drill Rig Multi-Functional Down-The-Hole Drill Rig (MFDTHDR) is a kind of rigs that may drill larger hole-diameters, and enchased with a cemented carbide bit; it can obtain long depth in a single hole. MFDTHR is mainly used for bore-holes drilled by diamond wire saw, such as vertical and horizontal holes cross-linking in order to run through diamond wire, as well as filling explosives to large rocks in mining, and peeling covered layers. Nowadays MFDTHDR are used in stone mining the most to drill run-through holes which pass through diamond wire for sawing stone work.
