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8 1/2″S1655FGA S323

Category:

Steel Body PDC Bit

8 1/2″— 8 3/4″

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Product details

Nomenclature of RUISHI Steel Body PDC Bit Model

S 19 5 5 X

Steel 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 5
Primary Cutter Size(mm) 16
Nozzle Qty 7
Gauge Length 2"-3.5"
Connection 4-1/2"API REG

 

RECOMMENDED PARAMETERS

Rotary Speed(rpm) 60-250
Weight On Bit(KN) 30-180
Flow Rate(lps) 45-80

 

Trait:additional row、5 blades、7 water holes

 

Suitable for soft to medium hard formations

   Limestone、shale、sandstone…

 

Double rows、the design of widen blades

   Optimize the tooth distribution structure、increase the attack ability of the bit
   Reduce the abrasion of the gauge、increase the torque of the bit
   Increase the wear resistance and stability of the bit gauge

 

7 water holes layout

   Optimize water conservancy structure、enhance chip removal efficiency and reduce mud bags generation

 

 

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To: Hebei Ruishi Bits Manufacturing Co.,Ltd

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