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  • Mqt 120 2 5a Underground Coal Mine Roof Bolter - China

    price: 23.00 Dollar US$

    Introduction of MQT-120/2.5A Underground Coal Mine Roof Bolter

    1 - MQT-120/2.5A Underground Coal Mine Roof Bolter is widely used in rock hardness coefficient of more than 10 f, especially suitable for bolt-anchor cable operations.

    2 - It can drill roof bolt hole, and drilling anchor hole, still can stir and installation of medicine (anchor, resin anchor cable without other equipment.

    3 - Pneumatic roof bolter can realize the anchor nut a installation tightened early to anchor of prestressing force requirements.

    4 - MQT-120/2.5A Underground Coal Mine Roof Bolter is mainly used to drill in coal lane, rock lane.

    Usually the hardness of rock is less than or equal f10.

    Parameter of MQT-120/2.5A Underground Coal Mine Roof Bolter Working Air Pressure MPa 0.4

    Free Running Speed r/min >600

    Static Torque N.

    m >200

    Rated Air Pressure MPa 0.5

    Rated Rotate Speed r/min 190

    Rated Torque N.

    m >120

    Power Output KW 2.1

    Air Consumption M3/min >3.5

    Maximum Push Force kN 8.2

    Flushing Water Pressure MPa 0.6

    Noise dB(A) <95

    Hexagonal Shape Shank Tail mm 19

    Weight kg 46

    With three telescopic legs

    More Model MQT-120/2.5A MQT-120/2.5B MZQT-120/2.5C

    Contraction height 1026 1276 1426

    Extension height 2475 3057 3657

    Pictures of MQT-120/2.5A Underground Coal Mine Roof Bolter


    Company Contact:


    • Phone: 865372350961

    • Address: No.11 Kaiyuan Road, Jining , China

    • Email: Email


    Published date: May 30, 2019

    • Business Description: Shandong China Coal Industrial&Mining Supplies Group Co., Ltd

      (hereinafter referred to as china coal) is a group company .

      which is a

      collection of e commerce, machinery manufacturing, software, research

      and development, modern logistics of large diversified industrial group.

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