“KD” series full hydraulic taphole drill machine is USTB( University of Science and Technology Beijing ) according to most domestic blast furnace smelting equipment layout of the specific circumstances, after years of research, developed a kind of equipments which is easy to operate, safe and reliable, convenient maintenance, energy saving and environmental protection used to quickly open the taphole, iron water release.

YYG series full hydraulic rock drill is new high- technology products which is developed by our company and USTB( University of Science and Technology Beijing ),it has obtained many National patent. This machine composed of impact part androtation part two part, the impact and the drilling operation can be carry out in the same time.

“KD”系列全液压开铁口机是北京科技大学根据国内大多数炼铁高炉炉前设备布置具体情况，经过多年的研究，开发出来的一种易操作、安全可靠、方便维护、节能环保的炉前设备，用于快速打开高炉铁口，放出铁水。该机型结构紧凑，占地面积小，现场操作和维护极其方便。

YYG系列液压凿岩机与“KD”系列开口机配套用于钻凿炼铁高炉出铁口，具有冲击能量大、开口时间短、工作可靠性高、 使用维护方便的特点。