• SERIE OTR820D OTR HYDRAULIC PILING RIG MACHINE System 1
  • SERIE OTR820D OTR HYDRAULIC PILING RIG MACHINE System 2
  • SERIE OTR820D OTR HYDRAULIC PILING RIG MACHINE System 3
SERIE OTR820D OTR HYDRAULIC PILING RIG MACHINE

SERIE OTR820D OTR HYDRAULIC PILING RIG MACHINE

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
1 unit
Supply Capability:
1 unit/month

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OTR820D:
①. Base: CAT 329D(HHP)
②. Max pile diameter (mm): 1800
③. Max pile depth (m): 60
④. Engine: CAT C7 ACERT 187KW
⑤. Maximum nominal torque (kNm): 200
⑥. Undercarriage with expandable (mm): 3000-4300
……More info  


1. Adopts the complete OEM Caterpillar retractable-crawler dedicated chasis,Its telescopic scope between the two crawler ends extends from 3000mm(at transportation) to 4400mm(at work). Undercarriage with expandable and removable tracks by means of hydraulic cylinders, guarantee exception stabbility in any type of ground. It has considerable traction force which allows easy movement even in the most difficult job sites.
2.Takes international top CAT Diesel engine with electric injection, turbocharged and air inter-cooling system. It is high reliability, fuel economy and power reserves. Emissions meet standard EPAC-Ⅲ.
3.The winches are positioned in the lower part of the mast, in front of the cabin, so that the operator can constantly check the proper operation. Thanks to the fact that the cable moves parallely to the mast, flection is not created on the upper part of the mast and operating life of the cable is therefore much longer. Tail positioned winch is available for heavy-duty type.
4.New design parallelogram system, computer optimized design and simplified pin connection system featured with nice appearance, great driving force and good stability, especially shaped to fit crowd system, allowing working radius adjustment always maintaining the mast in vertical position. The parallelogram system is easily for convenient transform between transportation and working conditions.
5.Self-erecting mast, high level anti-shock technology and high-strenth material steel attribute to that max torque can be applied all over the mast length. Multipurpose design for cylinder crowed system. Sensor and control center realize real-time measurement of the inclination angle, auto adjustment of mast verticality and inching adjustment.
6.Crowd system by means of long stroke hydraulic cylinder or crowd winch separately, are option for your exact request.
7.Rotary head with variable displacement motors and one high spin off speed. And rotary is extremely reliable, it has been disgned in order to gurantee a very compact, efficient and powerful rotary. The transmission group of rotary is made up of a hydraulic motor and new power shift purposely studied and designed to obtain maximum perfomance. During the drilling phase, the rotary has the entire power of the diesel at its complete disposal. Adapter of rotary is essential to absorb the considerable shock connected to the high speed of the main winch.
8.Telescopic kelly bar with guide made by high quality specially for high boring strength and torque force. Available with friction or inter-locking type.
9. All the main hydraulic components(pumps, valve, motor, connector) are from well-known international brands such as Bosch-Rexroth, brevini, which ensure the stability, reliability, high-efficiency and energy-saving of the entire system
10.Electronic controlling system is an innovative system, developed by Osaint, which controls and monitors the operation of the machines. For ease of operation, the system is controlled by a touch screen located in the cab. The system function is to enable the machines to perform different functions more efficiently. A dedicated power module electronic control and CAN-Bus system ensures the main pumps and Disel engine to work at their most effective and productive stages.


Q: What is the minimum diameter of a bored pile?
The minimum diameter of the rotary bored pile is 670mm, the drill bit diameter is 600mm, and the actual drilling hole is 670mm.
Q: Does the rotary drilling rig require a national issued operating permit?
Of course, you need to go to the safety supervision department for processing, the cost is about one thousand yuan, the training fee is extra. My relatives have done a rotary drilling rig operation card, and now earn seven thousand or eight thousand pieces a month.
Q: Rotary drilling rig on the floor under the floor with steps
Back on the truck, slowly, especially when the center of gravity. In short, pay more attention to it! Before loading, the machine must be adjusted to the state of transport, on the trailer when the spiral digging back up, down the trailer when it is good, straight down. Obey the command, careful driving, generally no accident.
Q: How can the drilling rod of rotary drilling rig be telescopic?
The drill rod of the rotary drilling machine is now extended from the lower part of the hoist, the steel wire extends out, and the hoisting rope is retracted. But some rotary drills can be extended either by a crane or by gravity.
Q: What's the price of the 31 sr630rc8 rotary drilling rig?
Compared to other brands imported, Carter engine is poor. So buy the main part of Carter's 31. The price is not clear, should be in 4489
Q: What material steel pipe do the drill pipe use?
Commonly used materials for geological drill pipe are DZ40, DZ50, DZ60, R780 and other geological drilling seamless steel pipe. Seamless steel pipe for drilling pipe, which is used for petroleum drilling pipe in petroleum industry. General parameters of seamless steel pipe for drilling rod.
Q: Is the rig operator tired?
MQT-130/2.0 pneumatic anchor drillScope of application:Tunnel: MQT-130/2.0 type pneumatic anchor drilling machine is widely applicable to the rock hardness is less than F10, especially suitable for coal roadway bolting work, can drill and drill hole roof bolt, anchor hole, can also stir and install resin cartridge type bolt and cable, without other devices, you can achieve a bolt nut tighten the installation, to achieve initial anchor pretightening force requirements.
Q: How long is the auger type 360?
The drill rod of the rotary drilling machine is now extended from the lower part of the hoist, the steel wire extends out, and the hoisting rope is retracted. But some rotary drills can be extended either by a crane or by gravity.
Q: Rotary drilling rig how telescopic, I mean, what power so that it extends out of step by level, it extends out in a certain order?
The drill rod of the rotary drilling machine is now extended from the lower part of the hoist, the steel wire extends out, and the hoisting rope is retracted. But some rotary drills can be extended either by a crane or by gravity. It extends in the first order, the next second, and then the third, the last, the fourth, and the fifth. During drilling, it is stretched by gravity and bit by bit with the drilling depth. Rotary drilling rig in the multi-functional areas to improve, and it is not necessary to complex conversion can be converted to another device, it is worth studying.
Q: What are the hidden dangers during the construction stage of rotary drilling rig?
A rotary drill is used in the high water level areas or Plains. The soil is clay, water silt, silty soil, artificial backfill and gravel, gravel stratum containing part. The digging process is the basic soil mud rushed out, not every time to pull the bit put out the soil, it is necessary to use mud, but this wall is very fragile, whether it is empty or keep drilling, hole inside and outside of the head, the water is too high to slurry leakage and hole collapse, the water level is too low will be water seepage hole collapse into the hole. But the speed is very fast.

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