Product Details

Economical and cheap mining and quarry used borehole drill machine for sale

Product Description

Description:

GD120 small portable borehole drilling machines is a convenient compact electric down-the-hole(DTH) drill, it has many advantages,such as high efficiency,flexible movement, easy operation, low initial investment, and good economic benefits and so on.

Application:

GD120 small portable borehole drilling machines is suitable for harsh work environment and place that traffic is not convenient. It is a wisdom choice for drilling in hard rock of small and medium-sized mine, earth and rock engineering and so on.

Technical parameter:

Model	GD-120
Hole diameter (mm)	80-100mm
Hole depth (m)	≥20m
Rock hardness	f=6-20
Pressure (MPa)	0.5-0.7MPa
Air consumption (m³/min)	≥6m³/min
Rotating speed (r/min)	0-84rpm
Hammer	QCZ90
Drilling rod	60mm*1000mm
Max. lifting force (KN)	9.6KN
Motor power	5.5kw
Bit	Φ90(76-130)
Rod	Φ60mm*1000mm
Drilling components	Standard(option)

We also have portable pneumatic DTH drilling rig and pneumatic&hydraulic DTH drilling rig.

The power :1 Pneummactic ; 2 Electric&pneumatic ; 3 Hydraulic & pneumatic three type for your choose.

Model	hole diameter (mm)	Hole depth (m)	rotating speed (rpm)	working pressure ( MPa )	Rod φ (mm)	Air consumption (m³)	Lift Power (KN)	power (KW)
GD70	60-80	≥15	0-125	0.5~0.7	40x1000	≥3.5	4	3
GD100	80-100	≥20	0-62	0.5~0.7	60x1000	≥7	9.6	4
GD100B	80-100	≥20	0-84	0.5~0.7	60x1000	≥7	9.6	4
GD120	80-100	≥20	0-62	0.5~0.7	60x1000	≥9	9.6	5.5
GD120B	80-120	≥20	0-78	0.7~1.0	60x1000	≥9	9.6	5.5
GD145B	90-130	≥50	0-60	0.7~1.4	76x1000	≥12	12	7.5
GD155B	90-130	≥50	0-60	0.7~1.4	76x1500	≥12	12	7.5
GD165B	90-150	≥50	0-60	0.7~1.4	76x1500	≥15	12	11
GD165Z	90-160	80	0-60	0.7~1.4	89×1.5	220-280L/S	12	8.8
GEC90	80-130	≥20	0-75	0.5~0.7	60x1000	≥ 6	15	Hydraulic
GEC100	80-130	≥20	0-93	0.5~0.7	60x1000	≥12	9.6	Pneumactic

Advantages:

1. Propulsion, rotary and impact all powered by compressed air, the structure is simple, a single, convenient to move.

2.Have single, double top, top, bearing type selection of three kinds of supporting structure, can adapt to any geological .

3.Operator focus, convenient and quick operation.

4.Unique dual mufflers, good silencing effect, reduce the pollution of the environment drilling rig is suitable for harsh work environment and place that traffic is not convenient. It is a wisdom choice for drilling in hard rock of small and medium-sized

Detailed Images

Drill rod:

Drill bit:

Drill hammer:

Air hose:

Application

Working site:

Drilling machine work for quarry

Drilling machine work for slope protection

If the small protable Down-The-hole can't meet your requirement.we also have cralwler drill rig for your choose:

Packaging & Shipping

Certifications

Our Services

Trade assurance advantages:

1. Quickly lock trusted seller, saving time and energy;
2. Reduce the risk of online purchasing;
3. If there is a trade disputes, you can complain to Alibaba and get benefits compensation.

We are a member of trade assurance on Alibaba, and our trade assurance amount is USD74000.00 Through trade assurance you can 100% payment refund up to trade assurance amount for orders not meeting agreed Delivery or Quality terms.

FAQ

The information you may like to know before order:

1.Payment terms:

T/T 50% in advance ,the balance should be paid within 5days against the B/L date

2.Delivery time:

Within 20 days after receiving your advanced payment

3.Shipping way:

Sample order: We suggest courier and express service or by air

Bulk order: We suggest by air or by sea

4.Packaging:

1) Outside package:Standard export wooden cases

2) Inner package:Stretch film