Even hard rock formations can be efficiently excavated with a large diameter! A large auger drill equipped with a skid base.
The RPD-220 is a fully hydraulic rotary percussion drill equipped with a high-performance dedicated drill head model "KD-1800." It delivers a maximum pulling force of 152 kN with high torque and 1100 J of impact energy, enabling drilling regardless of the hardness or softness of the geological layers. With centrally arranged controls, it allows for precise operation, and it is equipped with a sliding base that can adjust vertically and horizontally by 400 mm for fine-tuning the drilling point. 【Features】 ■ Equipped with a high-performance dedicated drill head model "KD-1800" ■ Delivers a maximum pulling force of 152 kN with high torque and 1100 J of impact energy ■ Capable of drilling regardless of the hardness or softness of geological layers ■ Allows for precise operation with centrally arranged controls ■ Hydraulic clamp/rod breaker compatible with large-diameter rods *For more details, please refer to the PDF materials or feel free to contact us.
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【Specifications (Excerpt)】 ■Drilling diameter: 96–216mm ■Rotational speed: 0–70rpm ■Torque: 18kN-m ■Impact rate: 2,100bpm ■Impact energy: 1,100J ■Feeding force: 95kN ■Pull-out force: 152kN ■Mass (main unit): 8,000kg ■Mass (PU): 3,000/2,800kg *For more details, please refer to the PDF document or feel free to contact us.
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【Uses】 ■ Various large-diameter anchor construction ■ Water well drilling *For more details, please refer to the PDF document or feel free to contact us.
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Our company celebrated its 70th anniversary in October 2017. For these 70 years, we have passionately dedicated ourselves to product development as a top manufacturer of boring machines and have strived to refine our technology as specialists in boring. As a result, we have gained significant trust from everyone as "the technology of mining research," leading us to where we are today. While leveraging our experience, we are committed to returning to our roots and fully dedicating ourselves to unique product development and the establishment of boring methods to meet the needs of the times. Moving forward, we will not rest on our historical achievements but will renew our spirit and advance reforms as "New Mining Research." We aim to build a stable management foundation and contribute to the realization of a vibrant and prosperous society, earning the trust and evaluation of everyone as we move forward together as one team. We kindly ask for your warm understanding and continued support.