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Main technical parameters | ||||||||||||
Model | HQZ260L | HQZ260L | HQZ320L | HQZ320L | HQZ400L | HQZ400L | ||||||
Drill Mast | 3m | 6m | 3m | 6m | 3m | 6m | ||||||
Chassis | Rubber track | Rubber track | Steel track | Steel track | Steel track | Steel track | ||||||
Drilling dia.(mm) | 130-305 | 130-305 | 130-325 | 130-325 | 130-325 | 130-325 | ||||||
Drilling depth(m) | 260 | 260 | 320 | 320 | 400 | 400 | ||||||
One-time push length(m) | 3.6 | 6.6 | 3.6 | 6.6 | 3.6 | 6.6 | ||||||
Travelling speed (km/h) | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | ||||||
Climbing ability(°) | 30 | 30 | 30 | 30 | 30 | 30 | ||||||
Engine brand | Yunnei | Yunnei | Yuchai | Yuchai | Yuchai | Yuchai | ||||||
Engine power | 76kw | 76kw | 85kw | 85kw | 110kw | 110kw | ||||||
Working pressure (mpa) | 1.7-3.0 | 1.7-3.0 | 1.7-3.0 | 1.7-3.3 | 1.7-3.5 | 1.7-3.5 | ||||||
Air consumption (m³/min) | 17-31 | 17-31 | 17-35 | 17-35 | 17-35 | 17-35 | ||||||
Drill rod dia.(mm) | 76/89 | 76/89 | 76/89/102 | 76/89/102 | 89/102/108 | 102/108/114 | ||||||
Drill rod length (m) | 1.5/2.0/3.0 | 3.0/6.0 | 1.5/2.0/3.0 | 3.0/6.0 | 1.5/2.0/3.0 | 3.0/6.0 | ||||||
Lifting force(T) | 17 | 17 | 18 | 24 | 25 | 25 | ||||||
Rotary speed (rpm) | 45-65 | 45-65 | 40-70 | 55-115 | 45-115 | 45-115 | ||||||
Rotary torque (N.m) | 4500-4700 | 5500-6000 | 6000-7500 | 8500-9000 | 7000-9000 | 7000-9000 | ||||||
Dimension(mm) | 3900*1850*2350 | 5200*1850*2350 | 5300*2200*2800 | 5300*2200*2800 | 5400*2200*2500 | 5400*2200*2870 | ||||||
Overall weight(T) | 4.8 | 5.8 | 7 | 9 | 8 | 10 | ||||||











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