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Cangzhou Great Drill Bits Co.,Ltd.
Cangzhou Great Drill Bits Co.,Ltd.
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PDC Core Bit

Hard Rock PDC cone bit Used for drill underground core

Overview of PDC Core Bit


GREAT customized made Diamond core bits, which including Matrix body and Steel body, the Diamond core bit is used to drill an underground core (or mineral core) primarily when samples of underground rock (minerals) are required.


  • Every PDC Core bit is optimized hydraulically for each cutting structure and formation application.

  • Each design is based on a balanced and fully covered cutting structure.


Sometimes we need to analyze the rock, so the best choice asking GREAT salesman to get your right recommendation.


The Details of  PDC Core Bit


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The Specification of  PDC Core Bit


 Bit Size and Type

8 1/2"GMC3232

 Nozzle Qty

12P

 Cutter Size (mm)

Φ13mm ×30

 Gauge Lenghth

1.8"

 Blade

12

 Connection

Chuan 7-4

                                                                         Operating Parameters

 Rotary Speed(rpm)

40~150

 Weight on Bit(KN)

40~80

 Max.WOB(KN)

90

 Flow Rate(lps)

10~30



The Advantage of PDC Core Bit


The PDC Core bit has design a shallow parabolic profile and medium cutter density, designed for coring the medium hard formation. Nozzles options according to the hydraulic request, it is installing the size of the mainly PDC cutter is 1308mm, and the most popular blade is 6 blade,  7 blade,  8 blade, enhance the bit's ability to drill in hard formations. Special TSP gauge or PDC Arc-cutters to protection the diameter.


  • The superior patented tool testing method provides the best PDC cutter for any challenge.

  • Soft to medium-hard formation with low compressive strength interbedded with hard layers. 

  • Rock type: Mudstone, limestone, anhydrite.


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