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DTH Hammer bit

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December 31, 2025
Category Connection: Rock Drilling Tools
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Tags:
#rock drill tools #mining drilling tools #stone drilling tools
Brief: This video provides a detailed walkthrough of the QL50 DTH Hammer bit, showcasing its operation in typical mining and construction drilling scenarios. You will see how its valved design enhances drilling efficiency and stability in hard rock formations, and learn about its application in blast hole drilling and geotechnical exploration.
Related Product Features:
  • Designed for high air pressure rock drilling with diameters ranging from 135mm to 165mm.
  • Valved design controls air and cuttings flow to significantly improve drilling efficiency.
  • Reduces wear and tear on the bit, extending its operational lifespan.
  • Enhanced stability during operation increases on-site safety for drilling crews.
  • Suitable for drilling blast holes in mining, quarrying, and construction applications.
  • Ideal for exploratory drilling in mineral exploration and geotechnical projects.
  • Available in flat, convex, and concave face configurations for various rock types.
  • Compatible with Down-The-Hole hammers for consistent performance in hard rock formations.
FAQs:
  • What are the primary applications for the QL50 DTH Hammer bit?
    The QL50 DTH Hammer bit is primarily used for drilling blast holes in mining and quarrying operations, exploratory holes for mineral exploration, and holes for water wells and geothermal wells in hard rock formations.
  • How does the valved design improve drilling performance?
    The valved design controls the flow of air and cuttings, which improves drilling efficiency by reducing drilling time, minimizes wear and tear to extend bit life, and enhances operational stability for increased safety.
  • What diameter options are available for the QL50 DTH bit?
    The QL50 DTH bit is available in multiple diameters including 135mm, 140mm, 146mm, 152mm, and 165mm, with weights ranging from approximately 16.2 kg to 18.0 kg depending on the size.
  • What face configurations does this DTH bit offer?
    The QL50 DTH bit is available in three face configurations: flat face, convex face, and concave face, providing versatility for different rock drilling conditions and requirements.
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