Hengshui Jrain Frp jackhammer drilling rod in operation

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Material selection for integral drill rods is crucial to their performance and longevity. Typically made from high-speed steel (HSS) or carbide, these rods are heat-treated to withstand the stresses of high-speed drilling and the friction generated during thread formation. HSS offers a good balance of toughness and hardness, while carbide provides superior durability and cutting efficiency, making it ideal for drilling through harder materials.

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Another advantage of the core drill bit extension rod lies in its contribution to safer and more efficient operation. With extended reach comes the challenge of managing the added weight and torque required to drive the longer assembly. However, when properly engineered, these extension rods can distribute stresses evenly along their length, reducing strain on both the drilling equipment and the operator. Additionally, by facilitating quicker changes between different length configurations, downtime is minimized, and productivity gains are maximized.

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