4" DHD340A DTH Hammer for Geotechnical and Quarrying | MSD
4" DHD340A DTH Hammer
The industry standard for reliability. Our 4" DHD340A DTH Hammer is a versatile powerhouse for quarrying, mining, and geotechnical drilling. Achieve consistent performance and a low cost-per-meter. Explore specs now!
Model Number:
MSD-DHD340A
Size:
4 inch
Shank Type:
DHD340A
Piston Design:
Advanced Valveless
Primary Application:
Quarrying, Geotechnical, Mining
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Features & Benefits
Industry Standard Reliability: The DHD340A is one of the most widely used and proven hammer designs globally, celebrated for its robust construction and consistent, predictable performance.
High-Efficiency Valveless Technology: Its advanced valveless design optimizes the air cycle for a powerful, high-frequency impact, delivering fast penetration rates while maintaining low air consumption.
Superior Durability: Crafted from premium alloy steel and heat-treated for maximum hardness, this hammer is engineered to resist wear and fatigue in demanding daily operations.
Cost-Effective Performance: Provides the performance and longevity of a top-tier brand at a superior value, making it the smart choice for maximizing your profitability.
Recommended Applications
Quarrying and Small-Scale Mining: An excellent all-around choice for creating blast holes in quarries and for various drilling tasks in small to medium-sized mining operations.
Geotechnical and Foundation Drilling: Its reliability makes it a trusted tool for piling, anchoring, and site investigation projects.
Water Well and Geothermal Drilling: A powerful and efficient option for drilling deeper and larger water wells and geothermal boreholes.
Technical Specifications
Overall Length | 1011 mm |
Outer Diameter | 99 mm |
Weight | 43.2 kg |
Hole Diameter Range | 110 mm - 135 mm |
Connection Thread | API 2 3/8" REG PIN |
Operating Air Pressure | 1.2 - 2.0 Mpa |
Recommended Rotation Speed | 22-35 r/min |
Air Consumption | 1.0Mpa:6m3/min 1.8Mpa:10m3/min 2.4Mpa:15m3/min |
Standard & Custom-Engineered Solutions
Whether your project requires a proven tool from our standard catalog or a completely custom-engineered solution, our team of drilling experts is ready to assist.
We excel at solving unique geological challenges and developing tools for non-standard requirements.
Contact us today to find the perfect standard bit or to begin engineering your unique tool for success!