High cost performance JINT SD30 Rotary Drill Rig
High cost performance JINT SD30 Rotary Drill Rig

Adequate power reserve SD30 Rotary Drill Rig

Description

Engine Cummins QSL9
Engine Power 299kW
Engine Speed 1900r/min
Maximum Pile Diameter 2400mm
Maximum Pile Depth 48m
Power Head Torque 300kN·m
Power Head Speed 8~30r/min
Main Winch Lifting Force 300kN
Pressurization System Pressurizing Force 250kN
Pressurization System Pulling Force 250kN
Main Winch Maximum Speed 65m/min

 

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Detailed description

Description

Stable chassis and strong rock penetration ability

Widening and weighting special track chassis, lower center of gravity, standard stacked modular counterweight, can be added or removed as needed, optional external counterweight; Soft soil, slopes, and rock entry construction are not prone to warping, the overall machine shaking is small, and the verticality of the borehole is high.
3715mm ultra small turning radius, suitable for small construction sites such as urban villages, basements, and factories, providing flexible transportation and transition.

High precision, durable and long-lasting power head

Three sets of wear-resistant long guiding structures, suppressing drill rod deviation, high compliance rate of pile foundation verticality, suitable for high standard pile foundations in building and bridge construction;
Built in dual buffering structure, providing cushioning and shock absorption during rock and gravel impact drilling, protecting the power head and drill rod, and reducing the cost of replacing vulnerable parts;
Multi speed torque matching, fast slag removal from soft soil, low-speed crushing of rock layers with high torque, and overall construction efficiency improvement.

Hydraulic energy-saving, low operating costs

Multi pump series parallel intelligent power distribution, load sensitive main valve supplying oil as needed, automatic power reduction under no-load/light load, saving 10% -15% fuel compared to competitors under the same operating conditions;
Integrated hydraulic pipeline layout, with fewer pipelines and leakage points, and simple daily maintenance; The main winch of the long drum has uniform wear on the steel wire rope and a longer replacement cycle.

Wide adaptability to working conditions, versatile for one machine

42-70m depth, maximum 2.5m aperture, covering high-rise residential buildings, municipal bridges, high-speed railway roadbeds, and small pile foundation support;
It can be equipped with casing, rolling machine, and impact hammer to deal with prone to collapse formations such as quicksand, silt, and backfill soil, while also taking into account rotary drilling and casing follow-up construction.

 

 

 

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Suzhou Yingxin Engineering Machinery Co., Ltd. brochure

 

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