Coring

CORE BARRELS

Core barrels are used to retrieve cylindrical rock or concrete samples from boreholes, allowing for analysis and investigation of subsurface materials. They are essential for various industries, including mining, geotechnical engineering, and construction, to study rock properties, determine site suitability, and assess the nature of subsurface formations.

Here’s a more detailed overview:
  • Purpose:
    Core barrels are designed to extract a core of rock or concrete material from the borehole, allowing for the study of its physical, chemical, and geological characteristics. 

  • Mechanism:
    A hollow drill bit with a core barrel attached is used to cut a cylindrical piece of rock or concrete, which is then retained within the barrel for retrieval to the surface. 

  • Applications:
    • Geotechnical investigations: Core samples help in understanding the properties of soil and rock, which is crucial for designing foundations and other structures. 
    • Mining: Core samples are used to assess the quality and structure of ore deposits. 
    • Civil engineering: Core samples help in understanding the geology of a site, which is important for infrastructure projects like roads and tunnels. 
    • Construction: Core drilling with core barrels is used to create access holes for wiring, plumbing, or other installations. 
  • Types:
    Different types of core barrels are available, such as single-tube, double-tube, and triple-tube barrels, each designed for specific drilling conditions and core recovery needs. 

  • Advantages:
    • Detailed samples: Core barrels provide a cylindrical sample, allowing for detailed analysis of the material’s properties. 
    • In-situ conditions: Some core barrels are designed to preserve the sample in its original, undisturbed state, allowing for more accurate analysis. 
    • Versatile: Core barrels can be used in a variety of drilling conditions, including hard rock and concrete. 

 

Diamond tools designed for the professional contractor where tool performance in extremely demanding applications is required. Tool performance rather than tool cost is a critical factor.

 Suited for medium to high HP Core Drilling

Sizes:                              

  • 42 x 34 x 450mm
  • 52 x 44 x 450mm             
  • 62 x 54 x 450mm             
  • 67 x 59 x 450mm             
  • 77 x 69 x 450mm             
  • 87 x 79 x 450mm             
  • 102 x 94 x 450mm             
  • 109 x 101 x 450mm           
  • 117 x 109 x 450mm   
  • 132 x 124 x 450mm 
  • 158 x 150 x 450mm
  • 167 x 157 x 450mm
  • 182 x 172 x 450mm
  • 200 x 190 x 450mm
  • 225 x 215 x 450mm
  • 250 x 240 x 450mm
  • 300 x 290 x 450mm
  • 350 x 340 x 450mm
  • 400 x 390 x 450mm
  • 450 x 440 x 450mm
  • 500 x 490 x 450mm
  • 600 x 590 x 450mm