BOLTER
Equipment 0 CommentTechnical specifications of Pneumatic and Hydraulic roof bolting rigs
| ALMINCO Gopher |
CRAM Wombat | FIREFLY INT Fire Fly |
HYDROMATIC ARO-4000 |
SIG HBM 50 |
ALMINCO Beaver |
|
| Mode of power | Pneumatic | Pneumatic | Pneumatic | Hydraulic | Hydraulic | Hydraulic |
| Range (m): smallest (3 Stge) largest (3 Stge) |
0.771 – 1.227 1.374 – 3.657 |
0.442 – 0.759 1.347 – 3.539 |
1365 – 3253 1145 – 2793 |
1500 – 2500 2200 – 3900 |
725-930 | 914-1710 1372-3090 |
| Operating air pressure (kPa) | 551 -760 | 551- 758 | 551- 586 | – | 120 | |
| Water pressure operating range (kPa) |
760 – 1240 | 760 – 1240 | 689 – 1102 | – | 1000-1200 | 550- 860 |
| Water consumption (l/min.) | 15-20 @ 1000 kPa |
15-20 @ 1000 kPa |
15 – 20 | – | 12-40 | 72- 80 |
| Air consumption at full speed- free (m3/min) |
2.83 -3.4 | 3.4 – 4.3 at free speed | 4.25 | – | – | – |
| Output torque at stall (Nm) |
108 – 136 | 218 | 190.4 | 340 | 250 – 350 | up to 204 |
| Leg thrust /Thrust Feed kN |
6.7 | 5.1 – 6.97 3.94 – 6.6 (stage 2) |
4.00 | 30 @ 13 789 KPa max. |
– | 5.34 |
| Full rotational speed (no load) (rpm) | 950 (approx) | 960 @ 620 kPa | 750 | 620 | 200 – 350 | 525 |
| Machine Weight smallest (kg): largest (kg): |
Three stage 33 42 |
27.60 46.31 |
37 | – | 74 | 44-48 |
| Noise level (dB) | 84@ free speed | 95 | – | 98 | ||
| No of stages | 2 and 3 | 2 | 2 | 2 |