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bolting machine

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China Hydraulic Roof Bolter for coal mine MQT-130 factory

Hydraulic Roof Bolter for coal mine MQT-130

Large torque, small weight, low noise, high efficiency, drilling a hole with diameter from 27mm to 42mm and 20m depth. The power can be fromeither the special pump station or the Road Header. It is mainly used ... Read More
2014-08-28 17:02:45
China Roof Bolter for coal mine MQT-130 factory

Roof Bolter for coal mine MQT-130

It is mainly used for brilling bolter holes in the roof of underground coal mine. The hardness of the roof can be less than 80Mpa. It with the features of small size, light weight, large torque, easy operation ... Read More
2014-08-28 17:03:21
China LDZ/S-200 Anchor Tension Jack/Pull Test Kit for coal mine with rated tension force 200kN factory

LDZ/S-200 Anchor Tension Jack/Pull Test Kit for coal mine with rated tension force 200kN

LDZ/S Anchor Tension Jack/Pull Test Kit for coal mine with rated tension force 200kN Anchor Tension Jack/Pull Test Kit for coal mine is a specific instrument to test and evaluate the strength, anchorage force ... Read More
2017-10-16 11:16:31
China side wall bolting factory

side wall bolting

Rated pressure of pump station : 6.5 Mpa Rated flow rate: 45lpm Rated torque: 50N.m Rated rotation speed: 350rpm Noise dB(A) : less than 92 Weight: 16kgs Company's name: Shijiazhuang Coal Mining Machinery Co., ... Read More
2015-05-18 09:37:43
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