Coring Machine
NL 4006 X / 007 & 008

Coring Machine

The Coring Machine is used to extract cylindrical samples, termed cores, from robust materials like concrete, asphalt, rock, or soil. Additionally, it serves as an alternative to hacking machines by creating precise holes. These cores are typically extracted for various purposes including strength testing, analysis of material properties, and quality control assessments. This electrical core drilling machine is specially used in laboratory and site cutting core samples such as rock or other material. Features include a side guard and a drainage water outlet. A clamp is provided to firmly secure the material during the cutting cycle, and a sliding front allows access to the specimen clamp. The motor incorporated a water swivel to cool the diamond bit. Coring machines are essential tools in construction projects, civil engineering research, and materials testing laboratories, providing valuable data on the structural integrity and characteristics of construction materials. They offer precision and efficiency in core extraction, allowing engineers and researchers to assess the quality and properties of materials accurately.

Feature of Coring Machine

• Safety clutch and overload protection.
• Waterproof switch.
• Soft Starting.
• Gear speed-regulation
• Core Extraction Tools core extractors or wedges for safe and efficient removal of core samples from the drilled material.
• High Level Drilling Accuracy & Precision to ensure consistent core dimensions and quality.

Test Procedure of Coring Machine

1. Initial Inspection: Visually inspect the coring machine for any visible damage or defects and check all components such as the drill bit, drill motor, and base for proper alignment and condition
2. Safety Check: Ensure all safety features are functional, including emergency stop buttons and protective guards. Verify that personal protective equipment (PPE) such as safety goggles and gloves are available and worn by operators.
3. Calibration: Verify the calibration of the coring machine, ensuring that drilling parameters such as speed, pressure, and depth are accurate. Use calibrated measurement tools to confirm the accuracy of drilling depth and diameter.
4. Material Preparation: Secure the material (concrete, asphalt, rock, etc.) to be cored firmly on a stable surface or mounting fixture. Ensure the material surface is clean and free of debris or obstructions.
5. Drilling Test Procedure: Set the drilling parameters according to the specifications provided by the manufacturer or testing standards. Start the coring machine and initiate the drilling process. Monitor the operation of the machine closely for any abnormal noises, vibrations, or deviations from the set parameters.
6. Core Extraction: After drilling is complete, carefully extract the core sample from the material using appropriate tools. Handle the core sample with care to avoid any damage or deformation
7. Sample Inspection: Inspect the extracted core sample for any defects, cracks, or irregularities that may have occurred during the coring process. Measure the dimensions of the core sample including diameter, length, and any variations along its length.
8. Quality Control Checks: Compare the extracted core sample's dimensions and characteristics with the expected values as outlined in the test procedure. Any deviations from these expected results should be documented, and investigations into potential causes should be conducted.
9. Data Recording & Analysis: Record all test data, including drilling parameters, sample dimensions, and any observations made during the testing process. Then, analyze these results to evaluate both the performance of the coring machine and the quality of the core samples extracted.  
10. Maintenance & Documentation: Perform any necessary maintenance tasks such as cleaning and lubrication of the coring machine as recommended by the manufacturer. Document the testing procedure, results, and any maintenance activities for future reference and quality assurance purposes.

Technical Specifications:

Technical Specifications: