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The impact frequency of reverse circulation rig is 40 times /min, the main and the auxiliary hoisting
capacity is 30kN, the motor power is 45kW, not include 6BS pump. The weight of the shot bit is 4T,
and it equipped with overall cast-iron,has impact resistance, stronger impact force, high drilling
efficiency, used for drilling hole diameter 800-1500mm.The main and the auxiliary hoisting capacity
of reverse circulation rig is 50kN, maximum drilling hole diameter is 2.0m and drilling hole depth is
80m,lifting stroke of hoist is 1.5-3.0m,main power is 75kW.The reverse circulation pump unit is
3PNL and 6BS pump, can be equipped with hydraulic step displacement. In addition to the impact
of the drill tip wear-resistant materials, the remaining 50mm welded steel plate, can also be equipped
with a variety of specifications drill. It is suitable for complex foundation engineering construction,
such as soil layer, cemented gravel and rock socketed,and it is widely applied to bridge bored pile
and underground diaphragm wall foundation engineering.
| Model | JZF-D |
| Drilling diameter (m) | 300-1000 (Reverse cycle) |
| Drilling diameter (m) | 200-850 (Positive cycle) |
| Drill rod specifications | φ140*2000 |
| Reverse circulation pump moto (kw) | 15 |
| Hydraulic oil pump (hp) | 4 |
| Machine weight (T) | 3.2 |
JZF-D Reverse Circulation Drilling Rig Features:
1. The steel wire rubber track chassis is adopted to reduce the walking noise of the vehicle and not hurt
the road when walking on urban roads.
2. The crawler chassis is equipped with hydraulic outriggers to facilitate the leveling of the rig.
3. The walking chassis is equipped with an electric start diesel engine, which reduces the labor intensity
of the operator, especially in cold seasons.
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