Crawler Mounted Reverse Circulation Drill Rig

YGRC-500

1. Efficient and Eco-friendly Multi-functional Drilling System: Utilizes air-lift reverse circulation technology, combined with dual-wall drill rods and a cyclone collector, to integrate drilling, cuttings discharge, and sampling into a single operation.
2. Fully Hydraulic Intelligent Control with High Adaptability: Key machine functions—such as mast lifting/compensation, drill rod make-up and break-out, rotary feed, and outrigger leveling—are managed by an integrated hydraulic system, supporting one-touch operation.
3. A Benchmark for Operational Efficiency and Cost Optimization: Delivers an increase in drilling efficiency of over 50% compared to conventional drilling rigs.

Product Description
Product Features
Product Specifications
Application Scenarios

Product Description:
YGRC-500 Crawler-Mounted Reverse Circulation Drill Rig,utilizing air-lift reverse circulation technology—combined with dual-wall drill rods and a cyclone collector—this method integrates drilling, cuttings removal, and sampling into a single operation. Compressed air drives rock cuttings from the borehole bottom upward at high velocity through the inner pipe. This process achieves a cuttings recovery rate exceeding 95%, prevents sample contamination, significantly enhances the accuracy of geological analysis, and minimizes dust emissions, thereby meeting environmental protection standards for construction.

Crawler-Mounted Reverse Circulation Drill Rig

Product Features:
1.Powered by Air Compressor for Versatile Drilling.The rig utilizes an air compressor for both power supply and cuttings removal. It supports a range of impactors and drill bits tailored to the specific borehole dimensions, ensuring adaptability across varied drilling requirements.
2.Compact Design with High Torrent and Low Failure Rate.
3.Independent Hydraulic Oil Cooler for Continuous Operation.
4.Slidable Mast with Ground‑press Compensation.
5.Efficient Air Pre‑filtration System for Harsh Environments A reliable and efficient air pre‑filter system effectively removes dust from the intake air. Easy to clean and maintain, it reduces engine wear, extends service life, and boosts overall operational efficiency, making the rig ideal for demanding working conditions.

Crawler-Mounted Reverse Circulation Drill Rig

Product Specifications:
YGRC-500 Crawler-Mounted Reverse Circulation Drill Rig

ItemValueItemValue
Drilling depth (m)500Drilling diameter (mm)140-400
Overall weight(T)12Drill rod diameter (mm)76/89/102/114
Drill rod length (m)1.5/2/3/6Walking speed (km/h)2.5
Transport state (mm)6300*2100*2500Working state (mm)4000*2900*6800
Climbing ability (°)30  

Power head parameters

ItemValueItemValue
Rotational torque (N.m)8000-12000Rotational speed (rpm)40-160
Feeding stroke (m)3.3/6.6Lifting force (kN)300
Thrust force (kN)150Fast lifting speed (m/min)20
Fast feeding speed (m/min)40  

Engine parameters

ItemValueItemValue
Engine brandCumminsRated power/speed (kW/rpm)132/2400

Tool hoist

ItemValue
Lifting force (kN)20

Matching air compressor

ItemValueItemValue
Working air pressure (MPA)1.7-3.5Air consumption (m³/min)17-42
Matching impactor (reverse circulation)Medium-high wind pressure series  

Application Scenarios:
1. Geological Exploration
- Hydrogeological exploration: Identifying groundwater aquifers, water volume, and water quality
- Mineral exploration (prospecting): Collecting rock samples to analyze mineral-bearing strata
- Coalbed methane/shale gas wells, and boreholes for geothermal resource assessment
2. Geotechnical Engineering
- Engineering site investigation boreholes and sampling holes
- Slope stabilization and grouting holes
3. Other Engineering Boreholes
- Ventilation holes, drainage holes, blast holes, and pumping test holes

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