Roof bolter

1) Pneumatic roof bolter: Roof bolter machine used to drill the roof then use the bolt to solid the roof of the tunnel.

  MQT-85/2.3: Working pressure  4-6.3 bar;

Rated torque:75-100 Nm;

Rated revolution: 240-280 r/min;

Idler revolution:  650-750 r/min; 

comsumption:   3-4.3 M3/min.;

Max out power:  1.8-2.9 Kw;

Flushing water pressure: 0.6-1.2 Mpa;

Impeling force:  1 gear: 6.0-9.0 Kn,; 

2 gear: 4.0-7.0 Kn; 

3gear: 3.0-5.0 Kn.

  MQT-130/2.3: Working pressure  4-6.3 bar;  Rated torque:105-140 Nm; Rated revolution: 180-220 r/min; Idler revolution: 650-750 r/min;  comsumption: 3.2-5M3/min.; Max out power: 1.9-3.2 Kw; Flushing water pressure: 0.6-1.2 Mpa; Impeling force:  1 gear: 7.8-11.4 Kn,;  2 gear: 5.0-9.1 Kn;  3gear: 3.9-6.5 Kn.; Drill diameter: D42.

 Pneumatic drill: Can be used in the coal mine to drill the coal bed.

               Working pressure:                  0.4,     0.5,     0.63     Mpa

                Rated torque:                     35,     40,       45      N.m

                Rated revolution:                  460 ,   500 ,     570     r/min

                Consumption:                     2.8 ,     3.3 ,     3.9    m3/min

                Max out power:                  1.7,     2.1 ,    2.7     kw

                Idler revolution:               1200,    1300,    1400    r/min

                1/2 Idler revolution:            600,     650,    700     r/min

                1/2 Idler revolution torque:       23,       30,      35    N.m

                Power stall torque :                46,      58,       60    N.m

   nbsp;            Max load torque :                    40,       50,     52    N.m

               Initial torque :                      42,       54,      56     N.m

               Noise  sound pressure level          ≤90,     ≤95,   ≤110    dB(A)

                      sound power  level         ≤105,    ≤112,   ≤115    dB(A)

               air pipe internal diameter:             19                       mm

                                    336*285*224                mm

               Weight    :                        9.2                       kg

               Drill diameter :                      38                       mm

Drill point size:                    19*70                      mm