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Mqtb-70/1.7 Pneumatic Propleg Rib Bolter in Coal Rock Tunnel with High Rotary Speed

China Mqtb-70/1.7 Pneumatic Propleg Rib Bolter in Coal Rock Tunnel with High Rotary Speed, Find details about China Roofbolter, Bolting from Mqtb-70/1.7 Pneumatic Propleg Rib Bolter in Coal Rock Tunnel with High Rotary Speed

Model NO.
MQTB-70/1.7
Model NO.
MQTB-70/1.7
Product Introduction
MQTB-70/1.7 pneumatic propleg rib bolter, combined with drilling, mixing and fixing, is applicable for roof bolting in coal tunnel, half-coal tunnel and rock tunnel with rock hardness no more than 60MPa. This machine features high rotary speed, large torque, easy operation and maintenance. It reduces the labor intensity a lot with leg support and auxiliary support and is a good substitution for electric coal drill.


Parameter
DetailValue





Main
Parameters		Applicable Air Pressure (MPa)0.4-0.63
Rated Air Pressure (MPa)0.5
Flushing Water Pressure (MPa)0.6-1.2
Rated Torque(N.m)70
Rated Rotate Speed (r/min)240
Idle Propelling Speed (mm/s)500
Rated Output Power (kW)1.7
Idle Rotary Speed (r/min)780
Starting Torque (N.m)100
Stall Torque (N.m)110
Max. Loading Torque (N.m)95
Max. Height(mm)3055
Min. Height(mm)1255
Air Consumption (m3/min)2.5
Noise (dB(A))≤95
Weight (kg)35
Chuck Size (mm)B19(Standard), B22(Optional)
Hexagonal Drilling RodSpecification (mm)B19, B22
Screw Thread SizeM14x1.5 Rectangular Thread 16
M16x2 Rectangular Thread 18
LengthCustomized As Per Requirements
Drilling BitsSpecification(mm)Φ27,Φ28,Φ30,Φ32,Φ38,Φ42,Φ44
Screw Thread SizeM14x1.5  M16x2


Workshop
Mqtb-70/1.7 Pneumatic Propleg Rib Bolter in Coal Rock Tunnel with High Rotary Speed
Mqtb-70/1.7 Pneumatic Propleg Rib Bolter in Coal Rock Tunnel with High Rotary Speed
Mqtb-70/1.7 Pneumatic Propleg Rib Bolter in Coal Rock Tunnel with High Rotary Speed


 

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