RC Drilling String Hammers for Drilling Sampling

RC Drilling String Hammers for Drilling Sampling are specialized pneumatic tools designed specifically for reverse circulation (RC) drilling, a technique widely used in mineral exploration and geological sampling. These hammers drive the drill bit into the ground and use air pressure to lift cuttings from the drilling hole to the surface, ensuring clean and uncontaminated samples are collected efficiently.

Functions and Features
  • The internal structure is very simple with components of high rigidity, thus ensuring long life and easy maintenance of the hammer.
  • Equipped with bits designed with patent. Simply by replacing the drill bit, the same hammer can drill holes of different sizes ensuring that the sample is not contaminated.
  • Based on previous experience with ordinary hammers, combined with the features of reverse circulation hammer, optimized internal structure and ideal energy transfer, thus ensuring the series of hammers drilling with fast, smooth, and continuous sampling.
  • The collection tube adopts an integrative design and can be replaced without disassembling the hammer. With carburizing treatment, it has good abrasive resistance.
  • In different conditions such as loose soil, hard rock, and plenty of water, sampling can be done well.

Product Description

HRC series reverse circulation DTH Hammer is the latest developed product of our company. It is mainly used for deep exploration drilling and stope ore grade control.

● Mineral Exploration:

RC drilling is the preferred method in mineral exploration for obtaining reliable samples from underground formations. It allows for efficient sampling over long distances, making it ideal for defining ore bodies, assessing mineral grades, and conducting feasibility studies.

RC hammers can efficiently penetrate hard rock formations such as gold, copper, and iron ore deposits.

 

 

● Geotechnical Investigations:

RC drilling hammers are also used in geotechnical investigations to analyze soil and rock conditions before major construction projects, such as dams, bridges, and tunnels.

● Groundwater Exploration:

In groundwater exploration, RC drilling hammers are used to collect subsurface samples and evaluate aquifer properties.

 

● Mining Operations:

RC drilling is often used in open-pit mining operations to assess the quality of ore bodies before excavation begins.

Product Specifications

Model Length Weight Out Bit Shank Hole Range Working Pressure Air Consumption
(Less bit) (Less bit) Diameter
RE004 1252mm 53kg 107mm RE004 112-127mm 1.2-2.5Mpa 1.8-2.4Mpa 8.5-12m³/min
RE542 1192mm 55kg 110mm RE542 113-130mm 1.2-2.5Mpa 1.8-2.4Mpa 12-18m³/min
PR52 1208mm 75.2kg 126mm PR52 130-146mm 1.5-3.0Mpa 1.8-2.4Mpa 16-22m³/min
PR54R 1294mm 8kg 130mm PR54R 135-150mm 1.5-3.0Mpa 1.8-2.4Mpa 16-22m³/min
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OEM Customization

Drilling Diameter

Depth

Power Type

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