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Pneumatic Roof Bolter

MQT Series Pneumatic Roof Bolter always take a leading position in roof supporting industry, specially in following aspects: higher output power; higher rotate speed and drilling power; convenient operation and maintenance to the air & water control valve; and special silencer bringing comfortable working condition, etc. And each model can be equipped with drilling rod with two connection types, B19 and B22.

 

 

Item

Parameter

Unit

MQT-120/2.7

MQT-130/2.8

1

Suitable Pressure

MPa

0.4-0.63

0.4-0.63

2

Rated Pressure

MPa

0.5

0.5

3

Rated Torque

N.m

120

130

4

Rated Rotate Speed

r/min

220

210

5

Rated Output Power

kW

2.7

2.8

6

Max. Output Power

kW

3.0

3.2

7

Max. Loading Torque

N.m

225

235

8

Stalling Torque

N.m

230

240

9

Air Consumption

m3/min

3.7

3.7

10

Idle Rotate Speed

r/min

750

700

11

Noise Level

dB(A)

≤90

12

Max. Height

mm

2460

3050

3660

2460

3050

3660

13

Min. Height

mm

1140

1290

1440

1140

1290

1440

14

Weight

kg

48

50

52

48

50

52

15

Flushing Pressure

MPa

0.6-4

 

 


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