33-99No. Mufu E Rd. Gulou District, Nanjing, China [email protected] | [email protected]
33-99No. Mufu E Rd. Gulou District, Nanjing, China [email protected] | [email protected]
Every hydraulic rock drill accumulator relies on a diaphragm to separate its nitrogen gas charge from the hydraulic oil circuit, and that diaphragm is molded from a specific elastomer or thermoplastic compound. The material choice is not incidental...
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A hydraulic rock drill relies on a small, easily overlooked component to keep its percussion system smooth and efficient: the accumulator diaphragm. When it is working correctly, most operators never think about it. When it fails, impact energy dr...
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Designed for adaptive variable-pressure surface drilling, the Everdigm DRILL-HIGH and DRILL-LOW rock drills are intelligent dual-mode drilling units tailored for modern quarrying and civil construction projects. This dual-setup drilling system allows...
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Engineered for adaptive surface drilling and open-pit quarry operations, ETC DNCD300EX-HIGH, DNCD300EX-LOW and TR210 rock drills are versatile industrial drilling equipment built for variable pressure working environments. The DNCD300EX dual-version ...
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The Montabert HC28, HC55, HC95, HC50 and BRP130 hydraulic rock drill lineup stands out in the drilling industry for its exclusive energy recovery hydraulic technology and stable nitrogen pressure balancing system. These versatile drifters cover face ...
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Renowned for precision hydraulic percussion technology and adaptive drilling performance, Montabert M300, M700, V1200, V1600 and V1800 hydraulic rock drills are premium European-engineered drilling solutions widely deployed in tunneling, quarry excav...
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Widely utilized in pneumatic rock drilling and open-site quarrying operations, Ingersolland YH45, YH50, YH65, YH80 and CM580 rock drills are classic pneumatic drilling equipment trusted for versatile field adaptability. These robust drills excel in o...
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Widely adopted in urban infrastructure, open-pit quarrying and small-scale rock excavation projects, Furukawa HD612, HD609 and HCR9DS rock drills are renowned for their flexible operation and stable low-energy consumption performance. These practical...
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Sandvik HE119, HE122 and HFX5T rock drills are specialized top hammer units engineered exclusively for underground bolt drilling, tunnel reinforcement and precision auxiliary drilling tasks. Differing from conventional blasting and deep-hole drilling...
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The Sandvik HL500H, HL500S, HL510, HL300 and HL438 rock drill series covers lightweight and medium-duty top hammer drilling solutions, widely deployed in tunnel face drilling, mine bolt installation, road slope stabilization, and small-scale quarry d...
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The Sandvik HL1560T, HL1000, HL1000S, HL1010 and HL850S rock drill lineup is purpose-built for heavy-duty long-hole and large-diameter drilling, covering both open-pit surface mining and underground bulk blasting projects. Featuring independent rotat...
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Sandvik HL800T, HL810T, HL600, HLX5 and HLX5T top hammer rock drills represent a specialized lineup of low-vibration, high-precision drilling equipment tailored for refined mining and tunneling operations. Optimized for controlled percussion and stab...
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Welcome to HOVOO, a Chinese seal factory. Production of PU, Rubber and PTFE seals. The seals include O-ring, piston seal, rod seal, Gray ring and gas seal.
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