MQT120 Pneumatic Roofbolter

chinacoal11

we provide service of enterprise's customs declaration, inspection.

Product Introduction

MQT120 pneumatic roof bolters are applicable to support with cable or bolt in coal laneway,half-coal laneway and rock laneway with rock hardness no more than 100MPa. They are combined with drilling,mixing and assembling. Dual exhaust model and new seals structure ensure the fast and smooth leg expansion and retraction. The unique silencer reduces noise,drilling shaft and leg center are perfect alignment,drilling stably. MQT series pneumatic roof bolters are working with our hexagonal drill rods of B19 and B22,wrench and various drill bits to carry out the roof supporting work.

Technical Parameters

Parameter Unit MQT110 MQT120 MQT130

Stress range Mpa 0.4-0.63 0.4-0.63 0.4-0.63

Rated pressure Mpa 0.5 0.5 0.5

Rated torque n.m 110 120 130

Rated speed r/min ≥230 ≥200 ≥180

Maximum output power KW ≥2.4 ≥2.6 ≥3.0

Maximum load torque n.m ≥180 ≥220 ≥260

starting torque n.m ≥170 ≥180 ≥230

Load gas consumption m3/min ≤3.8 ≤4.2 ≤4.4

Maximum speed of revolution r/min 620 500 460

Weight Kg 48 52 54