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8 1/2" PDC/TRICONE COMBINED BIT

Category:

Core and combined bit

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Product details

Nomenclature of RUlSHI Core and combined bit Model

S 19 5 5 X
S:
Steel Body PDC Bit
M:
Matrix Body PDC Bit
Cutter Size
19:
diameter 19mm
16:
diameter 16mm
13:
diameter 13mm
Blade Count 
3、4、5、6... 
Formation
from soft to hard
1-7
Design Characters
J/A J Series
X Sprial Gauge
C Sidetracking Bit
Q Core Bit
B Bi-center Bit
F Row Cutters
G Advanced Cutters

 

BITS SPECIFICATIONS

Size 8 1/2"
Number of blade 6
Primary Cutter Size(mm) 16
Nozzle Qty 6
Gauge Length 2"-3.5"
Connection 4-1/2" API REG

 

RECOMMENDED PARAMETERS

Rotary Speed(rpm) 60-250
Weight On Bit(KN) 10-100
Flow Rate(lps) 25-36

 

Trait:single row、4 blades、double tricone

 

Suitable for various complex formations

   Hard formations, interlayer, gravel formations,dense abrasive formations

 

Combining the characteristics of PDC bit and tricone bit

   Increase the penetration rate and footage depth、Greatly enhance the attack ability of rock breaking、The effect of deviated section is outstanding

 

Anti-rotation design

   Increase the penetration rate and stability

 

 

The gauge with high-quality PDC cutters

   Reduce the wear of the gauge、increase the wear resistance and stability of the gauge

 

Surface welding of high-performance wear-resistant materials

   Increase the wear resistance and compression resistance of the bit

 

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To: Hebei Ruishi Bits Manufacturing Co.,Ltd

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