Top selling 0.7 Mpa electric down hole drilling rig HQD70

1. Down hole drilling rig with 5m3/min air delivery, 2. Electric driven down hole drilling rig, 3. Easy to operate for hard rock - details see: https://www.machineto.com/top-selling-0-7-mpa-electric-down-hole-drilling-rig-hqd70-10125230

Condition:New	CNC or Not:Normal	Place of Origin:Zhejiang China (Mainland)	Brand Name:Kerex
Model Number:down hole drilling rig HQD70	Voltage:380 v	Power(W):3 kw	Weight:175kg
Certification:ISO: 9001	Model NO.:down hole drilling rig HQD70	Rock rigidity:f=6-20	Diam. of hole:68-80 mm
Optium drilling depth:15 m	Rod length:1000 mm	Max. lifting power:4200 N	Working pressure:0.5-0.7 Mpa
Speed of rotator:0-90 r/min	Motor power:3 kw	Air consumption:3.5-5 m3/min

Top selling 0.7 Mpa electric down hole drilling rig HQD70

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Top selling electric 0.7 Mpa down hole drilling rig HQD70

Down hole drilling rig are widely used in the coal, ferrous and non-ferrous metal mining, chemical, railway, road, water and electricity, military and other tunneling engineering applications.

Features of down hole drilling rig:

1. Widely used in mines,transportations,defense,water conservancy,rock engineer,especiaaly rugged terrain.

2. Low center of gravity,easy to fold and to move.

3. Rotator reducer with high torque ensure operating reliable in the case of strong vibrations or heavy duty.

4. Simple structure,easy to operate,low cost.

5. Propulsion system equipped with relief valve,adjusting propulsion,ensure excellent performance

6.Different types,such as hydraulic and electric,and pneumatic.

Specificationsof down hole drilling rig:

Model	HQD70
Rock rigidity	f=6~20
Diam. of hole(mm)	68~80
Optimum drilling depth(m)	15
Rod length(mm)	1000
Max. lifting power(N)	4200
Working pressure(mpa)	0.5~0.7
Air consumption (m3/min)	3.5~5
Speed of rotator(r/min)	0~90
Motor power(kw)	3
Weight(kg)	175