5.5KW rock drill rock drill price KHYD140 KHYD140 supply KHYD140 rock drill rock drill rock drill KHYD140 offer KHYD140 / 155 type mine explosion-proof electric speed rock drill (hereinafter referred to as rock drill) Department of drilling a hole in rock blasting tool. For coal mine roadway excavation, mining, water conservancy construction, road construction and stonework project work can also be drilled holes in the coal seam water, deepwater gas drainage holes and holes. Features KHYD140 KHYD140 rock drill rock drill with a mine explosion-proof structure, can be safely used in hazardous methane and coal mine explosion. Can be equipped with spiral drill on coal and soil drilling with drill pipe can be drilled with a round on the rocks. 1. The rock drilling rig has two speeds, the need for rigs with, any direction, such as drilling horizontal or inclined upward. 2. In order to prolong the life of the drill and improve operator working conditions, the use of powder that is water wet drilling row. 4. rigs in operation, simply manipulate the hand wheel, can be self-propelled rig and fast return. KHYD140 rock drill technical parameters Rated Power Kw 5.5 Rated voltage V 380/660 Rated frequency Hz 50 Rated current A 11.5 / 6.7 rated speed r / min 1437 Motor Phase 3 Contact: Xu Xia Sales Hotline: 13012610363 sales landline: 0537-2164458 Heng Wang Fax: 0537-2585538 responsible QQ: 1765211406 Ji Ning Hengwang Mining Machinery Co., Ltd.