Shandong Hongda Construction Machine Co., Ltd.| Manufacturer
Shandong Hongda Construction Machine Co., Ltd.

China Manufacturer with main products: Tower Crane, Construction Elevator, Concrete Mixing Plant, Hydrulic Excavator, Concrete Mixer Truck, Asphalt Mixing Plant, Rotary Drilling...

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Rotary Drilling Rig


1,Rotary Drilling Rig Uses
HONGDA HDR200 piling rig is an efficient boring rig in big-bore pile-base project construction, which mainly applies to such base constructions as railway,road,bridge, public works bridge and large building,etc.

2,Main technical parameters
  Max. drilling torque 200 kN.m
  Max. drilling diameter 2m
  Max. drilling depth 60m
  Max. lifting capacity of main windlass 210KN
  Max. lifting speed of main windlass 76m/min
  Max. lifting capacity of assistant windlass 98KN
  Max. lifting speed of assistant windlass 60m/min
  Driving force of pressurizing system 180KN
  Drawing force of pressurizing system 200KN
  Pressurizing stroke 5000mm
  Max. driving speed 1.5km/h
  Max. climbing grade 40%
  Engine rated power 246kw
  Engine rated rotating speed
  Overall weight 65t
3,Technical advantages:
  ☆ Efficient and energy-saving engine limit power regulating system supplies strong power.
  ☆ Double motor high-low speed power head ensures efficient drilling-in.
  ☆ Frictional and interlocking drilling rod are equipped with all kinds of slewing bucket and short or long optional helical bore and have drilling rod auto-assemble function.
  ☆ Retractable caterpillar chassis facilitates improving drilling work’s stability and reducing transport width.
  ☆ Self-spelling folding drilling mast can realize conversion between working and transport condition without employing external force.
  ☆ Main and assistant windlass are arranged on turn table to improve its overall stability.
  ☆ Comprehensive numerical control slewing platform combined with parallelogram amplitude varying device makes boring tool position rapidly and accurately.
  ☆ Drilling depth and single drilling footage can automatically measure and display.
  ☆ A new drilling mast auto-adjusting electric control system not only control drilling mast’s working position but also control its rising-and-falling process.
  ☆ Unique assistant windlass mechanism improves system’s working efficiency,guarantees accuracy of drilling depth measuring, and makes mast rising-and-falling process smooth and fluent.
  ☆ A large and bright cabin is equipped with air-conditioner to create a comfortable operating environment.
  ☆ A large and bright cabin is equipped with air-conditioner to create a comfortable operating environment.
  ☆ It has a simple and handy control device.
  ☆ An adequate linkage control and error-proof operating system.
  ☆ Engine,hydraulic pump, hydraulic motor, hydraulic valve, reductor,chassis part,electronic control device,and other key parts all adopt international top brand.

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