PDC钻头产品介绍（英文终版） Matrix Bit

1

CNPC GWDC Drilling Technology Services Company

Cutters ( mm ): 13

Gauge Length ( mm ): 35

Shank OD ( mm ): 120

Shank Length ( mm ): 180

Connection ( API Reg): 3-1/2

Rotation Speed (rpm): 60260

WOB (kn): 2570

Flow Rate (lps): 20

Torque knm 912

1. The bit are 5 spiral blades, medium parabolic crown shape,

gradualistic back rake angle, penetration control structure of

additional cutters and anti-swing force balance design.

2. Application formationsoft to medium hard formation such as shale,

mudstone,brown coal, sandstone, siltstone, gyprock and so on.

PDC bit

Bit Specification

Drilling Parameter Recommendations

Features and Application

Bit Size: 152.4

C l a ss N u mb e r : L P

I A D C : M1 32

Bit Type: GM513A

2


Cutters ( mm ): 13






WOB (kn): 2570

Flow Rate (lps): 20

Torque knm 912

1. The bit are 6 arc-shaped blades, penetration control structure of

additional cutters, medium back rake angle, low friction gauge

protection design and anti-swing force balance design.

2. Application formationsoft to medium hard formation which has

interbed such as mudstone, sand shale, siltstone, hard shale,

anhydrite, bertholite and so on.

PDC bit

Bit Specification



Bit Size: 152.4

C l a ss N u mb e r : F C

I A D C : M1 32

Bit Type: GM613A

3


Cutters ( mm ): 19/13






WOB (k n): 25110

Flow Rate (lps): 2835

Torque knm 1520

1. The bit are 4 arc-shaped blades, medium parabolic crown shape,

medium back rake angle, large flowpath design, anti-swing force

balance design and additional cutters design.

2. Application formationsoft to medium hard formation which has a

low compressing strength such as mudstone, muddy limestone,

brown coal, sandstone, anhydrite, tuff and so on.

PDC bit

Bit Specification



Bit Size: 215.9

C l a ss N u mb e r : CN

I A D C : M1 22

Bit Type: GM419

4








WOB (kn): 25100


Torque knm 1520

1. The bit are 4 spiral blades, long parabolic crown shape, medium back

rake angle, long gauge protection design, large flowpath design,

anti-swing force balance design and additional cutter design.


interbed and a low compressing strength such as mudstone, muddy

limestone, brown coal, sandstone, siltstone, anhydrite and tuff and so on.

PDC bit

Bit Specification



Bit Size: 215.9

C l a ss N u mb e r : LB

I A D C : M1 22

Bit Type: GM419

5








WOB (kn): 25110


Torque knm 1520

1. The bit are 5 arc-shaped blades, gradualistic back rake angle, low

friction gauge protection design, large flowpath design and

additional cutter design.

2. Application formation soft to medium hard formation and

heterogeneous formation including interbed such as mudstone,

sandstone, siltstone, cross layer and so on.

PDC bit

Bit Specification



Bit Size: 215.9

C l a ss N u mb e r : F C

I A D C : M2 22

Bit Type: GM519

6








WOB (kn): 25110


Torque knm 1520

1. The bit are asymmetrical 5 spiral bladesmedium parabolic crown

shape low density cutter distribution can improve ROP effectively.

2.increase back rake angle, the bit aggressiveness enhance; force balance

design can against bit convolution. This bit can be applied to directional

drilling and screw drilling.


interbed and a low compressing strength such as mudstone, muddy

limestone, brown coal, sandstone, siltstone, anhydrite and tuff and so on.

PDC bit

Bit Specification



Bit Size: 215.9

C l a ss N u mb e r : FF

I A D C : M1 22

Bit Type: GM519

7








WOB (kn): 25110


Torque knm 1520

1. The bit are 5 spiral blades, short parabolic crown shape, low friction

and short gauge protection design and anti-swing force balance

design. This bit can be applied to directional drilling and screw

drilling.

2. Application formationmedium soft to medium hard formation and

heterogeneous formation including interbed such as mudstone,

sandstone, siltstone, bertholite, hard shale, limestone and so on.

PDC bit

Bit Specification



Bit Size: 215.9

C l a ss N u mb e r : FD

I A D C : M2 23

Bit Type: GM516A

8








WOB (kn): 25110


Torque knm 1520

1. The bit are 6 arc-shaped blades, short parabolic crown shape,

medium back rake angle and low friction and long gauge protection

design.

2. Application formationmedium soft to medium hard formation

which has a low compressing strength and good drillability such as

mudstone, sandstone, shale, limestone, siltstone and so on.

PDC bit

Bit Specification



Bit Size: 215.9

C l a ss N u mb e r : LF

I A D C : M2 22

Bit Type: GM616

9








WOB (kn): 25110


Torque knm 1520

1. The bit are 4 arc-shaped blades, medium parabolic crown shape,

medium back rake angle, low friction and short gauge protection

design and anti-swing force balance design.

2. Application formationsoft formation which has a low compressing strength and good drillability such as mudstone, muddy limestone,

brown coal, sandstone, siltstone, tuff and so on.

3. Deep flowpath design benefits for clearing cuttings and improving

drilling rate.

PDC bit

Bit Specification


Bit Size: 228.6

C l a ss N u mb e r : CN

I A D C : M1 23

Bit Type: GM419


10








WOB (kn): 25110


Torque knm 3040

1. The bit are 5 spiral blades, medium parabolic crown shape, low

friction gauge protection design and anti-swing force balance design.

This bit can be applied to directional drilling and screw drilling.

2. Application formationsoft formation which has a low compressing strength and good drillability such as mudstone, sandstone, muddy

limestone, soft limestone, shale and so on.

3. Deep flowpath design benefits for clearing cuttings and improving ROP.

PDC bit

Bit Specification


Bit Size: 241.3

C l a ss N u mb e r : LP

I A D C : M1 22

Bit Type: GM519


11








WOB (kn): 25110


Torque knm 3040

1. The bit are 5 spiral blades, medium parabolic crown shape, low

friction gauge protection design and anti-swing force balance design.

This bit can be applied to directional drilling and screw drilling.

2. Application formationsoft formation which has a low compressing strength and good drillability such as mudstone, sandstone, muddy

limestone, soft limestone, shale and so on.

3. Deep flowpath design benefits for clearing cuttings and improving ROP.

PDC bit

Bit Specification


Bit Size: 241.3

C l a ss N u mb e r : FF

I A D C : M1 22

Bit Type: GM519


12








WOB (kn): 25110


Torque knm 3040

1. The bit are 4 spiral blades, medium parabolic crown shape, medium

back rake angle, low friction gauge protection design can receive

stable work torque. This bit can be applied to directional drilling

and composite drilling.

2. Application formationsoft formation which has a low compressing strength and good drillability such as mudstone, muddy limestone,

brown coal, sandstone, siltstone, anhydrite, tuff and so on.

3. Large flowpath design benefits for clearing cuttings and improving

drilling rate.

PDC bit

Bit Specification


Bit Size: 311.1

C l a ss N u mb e r : FM

I A D C : M1 23

Bit Type: GM419


13








WOB (kn): 25110


Torque knm 3040


back rake angle, low friction gauge protection design can receive

stable work torque. This bit can be applied to directional drilling

and composite drilling.

2. Application formationsoft to medium hard formation which has interbed and a low compressing strength such as mudstone, muddy

limestone, brown coal, sandstone, siltstone, anhydrite, tuff and so on.

PDC bit

Bit Specification


Bit Size: 311.1

C l a ss N u mb e r : LF

I A D C : M1 23

Bit Type: GM519


14








WOB (kn): 25110


Torque knm 3040


back rake angle, low friction and long gauge protection design can

receive stable work torque. This bit can be applied to directional

drilling and composite drilling.

2. Application formationsoft to medium hard formation which has interbed and a low compressing strength such as mudstone, muddy

limestone, shale, sandstone, siltstone and so on.

3. Deep flowpath design benefits for clearing cuttings and improving

drilling rate.

PDC bit

Bit Specification


Bit Size: 311.1

C l a ss N u mb e r : FN

I A D C : M1 23

Bit Type: GM519


15

Note:

These bits are only a part of our products; we have the

ability to design and produce all kinds of matrix bits, range

from 3-26 in.

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PDC钻头产品介绍（英文终版） Matrix Bit