Core barrel-Rock bits


Dia:520-3000mm

Materials: Q355B

Kelly box: 130/150/200/250mm

Wear protection: Hard facing or wear strips

Application:Generally used to cut low fractures hard rock formation and partially fragmented medium hard rock formation up to 100 Mpa, suitable for cutting through fissured rock.

Features:

Shell height: as customers request, for example increased to 1500/2000mm, to increase the drilling volume and the work efficiency.

Teeth: B47K22 or B40K12 or upon request.

Wear protection: Hard facing-Wear strip-Betek Stungstuds upon request

Structure: Cutting ring with round shank picks with picks holders welded to the base ring.


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Parameters


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Workshop & Producing line


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Welding details


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Quality control


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Package & Delivery


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What we suppply?


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