DR-90 Kelly Bar Rotary Drilling Rig

2.The maximum drilling depth of the rotary excavator is 15m, the drilling diameter is 450-1500MM, and it can be used with a variety of drill bits for construction operations, suitable for sand and clay drilling and digging, and concrete surface drilling and breaking.
4.According to the soft degree of the construction soil, the anti-collapse protection cylinder can be installed.
6.The drill pipe has a hydraulic power head to drive the rotation, the drilling rate can be adjusted, suitable for different soil.
7.The rig has obtained CE, ISO, SGS and other quality management system certificates.

Product Type | DR-90 |
Chassis length.(mm) | 3400 |
Track width.(mm) | 500 |
Machine weight.(t) | 15-19 |
Maximum drilling depth.(m) | 15 |
Drilling diameter.(mm) | 450-1500 |
Engine brand | Cummin s |
Engine rated power.(KW/rpm) | 110KW |
Maximum torque of power head.(KN.m) | 90 |
Power head speed.(rpm) | 70 |
Maximum working pressure of hydraulic system main pump.(MPa) | 30 |
Maximum working pressure of hydraulic system auxiliary pump.(MPa) | 12 |
Maximum pressure of the pressurization system.(KN) | 100 |
Maximum lifting force of the pressurization system.(KN) | 80 |
Maximum travel pressure system.(mm) | 2000 |
Maximum lifting force of the main winch.(KN) | 120 |
Maximum lifting force of the auxiliary winch.(KN) | 15 |
Left and right inclination angle of drilling mast(°) | ±5 |
Forward and backward inclination angle of the drilling mast. (°) | 5/90 |
Maximum driving speed(KM/h) | 1.5 |
Maximum climbing angle.(°) | 25 |
Maximum Driving torque.(KN.m) | 40000 |
Overall width of working state.(mm) | 2800 |
Overall length of transport status.(mm) | 9500 |
Overall width of transport status.(mm) | 2400 |
Overall height of transport status.(mm) | 3250 |
Drill tools | 500-1500mm drilling bit,Drilling Barrel,Coring drill,Reaming drilling bit |




We have many certificates, support verification, we export more than 30 countries!
1.At present, there are three ways to transport rotary drilling rig: special equipment frame box, RO ro ship and bulk carrier. Generally speaking, usually the first two.
2.Although the price is a little expensive, compared with bulk carriers, they are very safe.
3.We will arrange port personnel to take reinforcement photos in each link. If customers need, we can send them by email.

Exhibition
1.We have been committed to participate in a variety of offline exhibitions, not only for the sale of our rig, but also for continuous learning.
2.We are committed to the world, launched "rotary drilling rig, made in China!"



Welcome customers from all over the world to visit our factory.
We will provide accommodation for customers free of charge and give them operation demonstration on site.
Customer satisfaction is our greatest hope.

We currently export to 40 countries around the world. Our biggest advantage is that we are a rotary drilling rig manufacturer, which can reduce the price difference made by middlemen and import independently!

The company has independent import and export rights,has passed ISO9001 certification,and has obtained CE,SGS,CQC certification,and its products have been recognized by global authoritative organizations.Our rotary drilling rigs are of reliable quality,beautiful appearance, practical structure,and thoughtful after-sales service.They are widely used in municipal construction,railways,highways,bridges,docks,large ports and high-rise buildings and other basic constructions,and have won the trust and praise of users.Products are exported to Australia, South Africa,Russia,Africa and other places.At the same time,our products enjoy the reputation of "less investment and high efficiency".As a manufacturer of rotary drilling rigs in the world,we can also customize machines according to customer requirements.We not only provide machinery,but also provide customers with reliable brands.
Welcome to visit our factory in China and look forward to establishing a long-term business relationship with you.

1.Q: Are you a manufacturer? |
A: Yes, we are a professional rotary drilling rig manufacturer. |
2.Q: What does your company produce? |
A: The main products of our company include rotary drilling rig. |
3.Q: How about your delivery time? |
A: Normally the delivery time is about 7-15 days. For some specialcase, we can make it within 2 weeks, it depends on different products. |
4.Q: What methods of payment do you accept? |
A: We accept T/T, L/C. |
5.Q: Do you offer any deals or discounts? |
A: Yes, price depends on different quantity, different quantity will give you different price |
CONTACT US NOW
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Welcome to visit our factory!