RC Drill Rod
The center hole of the inner tube discharges the circulating medium. And carry the core sample back to the surface. The outer tubes of each double-walled drill pipe are connected with threads to ensure the transmission of torque and pressure. The inner tubes are mostly connected by plugging, which generally functions to circulate the circulating medium, and the plugging joints are equipped with sealing devices. Reverse circulation drilling can effectively prevent well wall collapse and improve drilling efficiency.
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Tel: +86 714 3860 269
Phone: +86 189 8659 6914
WhatsApp: +86 189 8659 6914
WeChat: +86 189 8659 6914
Email: sales@xingdamachinery.com
ADD: No 7and 8 Factory, #9 Bingang Road, Ezhou, Hubei Province, China
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