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Hydraulic core drilling machines are powerful tools utilized in construction, mining, and geological exploration. They bore holes into the earth or other materials with precision and efficiency, facilitated by a hydraulic system that provides the necessary force for rotation and penetration.Hydraulic core drilling machines play a vital role across industries due to their efficiency, precision, and versatility. They are indispensable tools for a wide range of drilling tasks, contributing to advancements in construction, mining, and geological exploration.

Key Features and Components:

  1. Hydraulic Power System:

    • Consists of pumps, motors, cylinders, and valves to generate the force required for rotation and penetration.

  2. Drill Head:

    • Holds the drill bit and facilitates rotation, typically powered by a hydraulic motor.

  3. Drill Bit:

    • Cutting tool that penetrates the material, available in various types for different applications, such as diamond-tipped bits for hard rock drilling .

  4. Core Barrel:

    • Extracts cylindrical core samples along with the drill bit for analysis.

  5. Control Panel:

    • Allows operators to manage drilling parameters, including speed, direction, and pressure.

  6. Frame and Mounting:

    • Provides stability and support, with options for mobile or stationary configurations.

  7. Cooling System:

    • Prevents overheating of components during continuous drilling operations.

  8. Safety Features:

    • Includes emergency stop buttons, overload protection, and safety guards to ensure operator safety.

Applications: Hydraulic core drilling machines are versatile and find application in various tasks:

  • Construction: Creating holes for construction purposes.

  • Mining: Extracting mineral samples for analysis.

  • Geological Exploration: Investigating subsurface structures and collecting geological data.

Technical Parameter


HNSH90 Hydraulic Core Drill

HNSP90 Pneumatic Core Drill

Drilling Depth (m)



Drilling Diameter (mm)

65 to 90

65 to 90

Drilling Speed (m/h)

6 to 8

6 to 8

Min. Pressure (MPa)


Air Consumption (m3/m)

9 to 12

6 to 7

Stroke (m)



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