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Pneumatic roof bolter
Pneumatic roof bolter

Pneumatic roof bolter 1)easy operation, stable action, 2) no anti-torque through prop supporting the body weight.

 Pneumatic roof bolter

1.it has larger torque and power

2.used for drilling hole in hard coal tunnel and coal-rock tunnel with strong hardness.

3.is a smart mining solution with combined function of drilling, blending and installing anchor and cable in underground mine. 4.With features of turbulent motor, light weight and convenient operation

MQT  Pneumatic roof bolter

 

MQT-110/2.5I

MQT-110/2.5II

MQT-110/2.5III

MQT-120/2.7I

MQT-120/2.7II

MQT-120/2.7III

MQT-130C1

MQT-130C2

MQT-130C3

Working pressure

MPa

0.4~0.63

0.4~0.63

0.4~0.63

Nominal pressure

MPa

0.5

0.5

0.5

Nominal speed

rpm

240

220

 

Nominal torque

N.m

110

120

≥130

Idle speed

rpm

750

750

≥700

Air consumption

lpm

3400

3800

3700

Max.output power

kW

2.6

2.8

3.3

Max.push force

kN

9.9

11.4

11.4

Nominal push force

kN

7.9

9.1

9.1

Torque at max.load

N.m

180

190

233

Stall torque

N.m

190

200

242

Rinsing water pressure

MPa

0.6~1.2

0.6~1.2

0.6~5.0

Noise level  dB

Db(A)

95

95

95

Min.Height

mm

1430

1280

1155

1490

1340

1220

1430

1280

1155

Max.Height

mm

3600

3000

2500

3600

3000

2500

3600

3000

2500

Rod sleeve size (inner hex.)

mm

S=19      S=22

Weight

kg

51

48

46

52

49

47

52

49

47

Pneumatic roof bolter

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