Are you looking for efficient, stable and safe equipment for pile foundation construction on your project? Our YG-30 hydraulic rotary piling rig may be just what you need. With excellent power system and intelligent control, this machine has been successfully used in many projects in the US. When you search rotary drilling rig for sale online, take a few minutes to learn about its performance.【WhatsApp/WeChat/Phone】+86 13837122632
Rotary Drilling Rig for Sale Parameters
Item
Unit
Data
Max. Drilling Diameter
mm
1800
Max. Drilling Depth
m
30
Engine
Model
/
Cummins, GBT5.9-C210
Rated Power
kW
154KW, 2200r/min
Rotary Head
Max. output torque
kN .m
100
Rotary speed
r/min
17-40
Oil Cylinder
Max.pull-down piston push
kN
110
Max.pull-down piston pull
kN
100
Max.pull-down piston stroke
mm
2000
Main Winch
Max.pulling force
kN
100
Max. single-rope speed
m/min
70
Diameter of the steel wire rope
mm
28
Auxiliary Winch
Max.pulling force
kN
60
Max. single-rope speed
m/min
54
Diameter of the steel wire rope
mm
16
Traveling
Max. traveling speed
km/h
2.6
Min.ground clearance
mm
340
Approach angle
°
21
Departure angle
°
18
Max.grade ability
%
30
Overall Weight
t
28
Dimension
Transportation condition (L×WH)
mm
11000×2600×3400
Why Choose YGHydraulic Rotary Piling Rig
In the US market, our hydraulic rotary piling rig is popular for its excellent design and adaptability to various working conditions. Its core advantages are as follows:
Sturdy structure & high stability
The chassis uses high-strength steel and large-diameter slewing bearing, ensuring stable and reliable performance even on complex terrain. It can position quickly and construct accurately in narrow urban sites or rough remote areas.
Strong power & great adaptability
The power head has two modes: high-speed low torque and low-speed high torque, which can be switched flexibly according to ground conditions. From soft soil to hard rock, this rotary boring machine drills efficiently, reducing rod changes and downtime.
Efficient & safe winch system
The main winch adopts a single-layer rope design with a lowering speed of 70m/min and bottom-touch protection, effectively preventing rope chaos. This greatly improves construction safety and meets strict US occupational safety standards.
Intelligent control
The machine is equipped with pressure safety control based on main winch lifting force detection, monitoring drilling status in real time and avoiding overload. When you look for rotary drilling rig for sale, these intelligent functions strongly guarantee your return on investment.
Multifunctional expansion
It can be equipped with a casing drive or oscillator to easily handle collapsible formations. Whether for dry operation or slurry wall protection, our hydraulic rotary drilling rig performs perfectly.
YG Hydraulic Rotary Piling Rig Application Cases in the US
Our equipment has been successfully applied in many US projects. The following two typical cases show its excellent performance under different geological conditions:
Case 1: High-rise building foundation in Texas
In a commercial complex project in Houston, the contractor needed to drill cast-in-place piles of 1.5m diameter and 25m depth. The ground was mainly sand and clay interlayers with local calcareous nodules. Our YG-30 hydraulic rotary piling rig improved hole-forming efficiency by more than 30% with automatic verticality adjustment and strong torque output.
Case 2: Seismic reinforcement of highway bridges in California
A highway bridge near San Francisco needed pile foundation reinforcement, requiring drilling through 8m of gravel and weathered sandstone. Traditional impact drills had low efficiency and strong vibration, affecting nearby traffic. Our rotary boring machine, combined with casing drilling, achieved vibration-free rapid hole forming. It completed 6 pile holes (1.2m diameter, 18m depth) per day with intact and stable hole walls.
Efficient Construction Methods for Hydraulic Rotary Piling Rig
To fully unlock the potential of the hydraulic rotary piling rig, we have summarized standard construction procedures and optimization tips:
Accurate positioning & verticality control
After positioning, adjust the drill to the pile location with dual-stage amplitude cylinders and auto-calibrate mast verticality via electronic sensors. This is the basis for quality hole forming, especially important when using equipment from rotary drilling rig for sale listings.
Step-by-step drilling & slag removal
Drill 2–3m initially, then press in the casing to prevent hole collapse. Switch power head modes according to geology and lift the drill to remove slag in time. The high-speed lowering function of the main winch greatly shortens slag removal time.
Final hole & bottom cleaning
After reaching design depth, check hole depth and verticality. Use a sand bucket to clean sediment at the bottom to ensure cleanliness before concrete pouring. This detail greatly improves single pile bearing capacity.
Key safety operation points
Always keep the crawlers at maximum span during operation for better stability. Use winch pressure safety control to avoid overload and protect personnel and equipment.
Complete Guide to Hydraulic Rotary Drilling Rig Tool Selection
Correct tool selection is key to efficient operation of the hydraulic rotary piling rig. Below are common tools for different formations and their features:
Drilling Buckets
Suitable for clay, silt and sand layers. The bottom plate opens for easy soil unloading. For hard plastic soil, a conical bottom bucket with single or double door is recommended for higher loading efficiency.
Augers
Used for gravel, frozen soil or strongly weathered rock. Continuous augers drill fast but need soil removal devices; short augers suit hard formations but require more lifts.
Core Barrels
Designed specially for hard rock drilling. Core barrels obtain rock samples for geological identification; non-core barrels are for full rock breaking. The core barrel is the first choice when using a rotary boring machine in medium-hard rock.
Under-reaming Tools
Used to enlarge the pile base diameter for higher bearing capacity. In high-rise buildings on soft soil, under-reamed piles effectively reduce the number of piles and lower costs.
Casing and Oscillator
Full casing is necessary in collapsible formations such as quicksand and silty soil. Our hydraulic rotary drilling rig can be fitted with a casing drive or oscillator for casing follow-up drilling and stable hole walls.
Contact Us
If you need detailed information about rotary boring machine, please feel free to contact us.Our professional team will provide the most suitable equipment configuration and full after-sales support based on your project needs. Whether for equipment selection, tool matching or construction plan optimization, we are dedicated to helping you achieve project success. We look forward to cooperating with you to build strong pile foundation projects!【WhatsApp/WeChat/Phone】+86 13837122632
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