• Yanheng City Qunli Industrial And Miningmachine Co., Ltd.


    Yanheng City Qunli Industrial And Miningmachine Co., Ltd.

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  • ZYJ-300/180, ZYJ-500/180, ZYJ-800/170, ZYJ-1300/130 type trestle-column type hydraulic rotary drilling rig

    Product performance and features:
    ZYJ-300/180, 500/180, 800/170, 1300/130 type trestle-column typ hydraulic rotary drilling rig, which is the advantage of our company according to various drilling rigs and rock drilling tools at home and abroad. In combination with specific conditions such as mine tunnels, the new type of trestle-column typ externally drilled boom track, full hydraulic cylinder propulsion, and hydraulic cycloidal motor rotary cutting. Tested by the "National Safety Production Beijing Rock Drilling Machine Inspection and Inspection Center" , it meets the requirements of MT/198, MT/T199 coal industry standards, and all products have obtained the safety certificate for mining products. The drilling rig has good drilling and rock breaking performance, good overload capacity, fast drilling speed, reasonable structure, advanced technology, strong adaptability, convenient operation, safe and reliable, easy disassembly, convenient transportation, large torque and feeding capacity. Wide adjustment range, suitable for large-diameter near-horizontal drilling in large-diameter gas drainage and water-seepage drilling or ground engineering in coal mines and perpendicular to ground surface engineering drilling. Near-horizontal directional holes in the whole coal seam can be drilled in the well. The hole depth is more than 250 meters, the maximum aging time is 20 meters/hour, the diameter of the hole is 150 mm, and the diameter of the final hole is 94 mm. It is an ideal tool for drilling underground coal mines in China. . The company is willing to win the trust of users with high quality products and good after-sales service.


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