Core tube

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Core tube Core barrel Brand: hengwang type：42 50 63 Alias: Ground water pipe Purpose: coring drilling diameter：42 50 63（mm） Core drilling in connected to the upper bit to accommodate and protect the core section of pipe. Drilling, it also ACTS as guide is drilling tools. Common core tube is only one root with thread on both ends of seamless steel tube, the diameter is slightly smaller than the diameter of a bit small (2 ~ 4 mm). Single core length of 3 ~ 4 5 meters, to prevent drilling bending can connect several core tube, formed a thick diameter drill. In drilling, such as loose, broken formation in particular often use special core tube, such as double core tube.

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Jining Hengwang Mining Machinery Co., Ltd.

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