MYT series hydraulic roof bolter 2013 new offers in Shanxi mine quality hydraulic bolt rig, bolt rig complete model of hydraulic bolt rig Shandong hydraulic bolt rig, bolt rig is a factory direct hydraulic bolting a new job products to the hydraulic oil as the working medium, with a high working pressure, wide, high efficiency (≥ 75%), light weight and easy to operate notable features. At f ≤ 10 various rock hardness of the roadway to achieve high quality drilling work in the compressed air can be used within the roadway energy efficiency, in the absence of air pressure, pipe laying roadway is essential for users device. In the fully mechanized roadway with supporting the use of mechanized excavation machine main parameters Model / Parameter Rated torque Nm Rated pressure Mpa Rated flow L / min Rated speed r / min rinse water pressure Mpa Noise dB MYT-125/380 125 14 45 380 0.6 -2 <92 MYT-140/320 140 14 47 320 0.6-2 <92 MYT-130 130 14 45 206 0.6-2 ≤ 95 Sales Hotline: 18615651196 QQ: 1879692311 Landline 0531 -86,109,500