Product details

HEBEI CROSSING DRILL BIT MANUFACTURE



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Product name:

6.5inch oil well drilling bits

Category:

TCI Tricone Bit

Inquiry

Product description

PRODUCT SPECIFICATIONS

product name

6 1/2 inch CR747 TCI tricone bit

size

6 1/2 inch,165.1mm

model number

CR747

series

CR

tooth type

TCI

connection

3 1/2"  Reg pin

bearing

rubber sealed journal bearing

Nozzle

three jet nozzles

application

water well,oil well,HDD,exploration,etc

weight

22kg

certificate

SY/T5164,ISO9001:2008

RECOMMENDED ROCK FORMATION

hard formation with high abrasiveness,such as hard limestone,dolomite,hard sandstone and chert,etc.

RECOMMENDED DRILLING PARAMETERS FOR APPLICATION  

Type&IADC code

417

437

447

517,527

537,547

617,627

637,647

737,837

WOB(KN/mm)

0.35~0.90

0.35~0.95

0.35~1.00

0.35~1.05

0.35~1.05

0.35~1.05

0.70~1.20

0.70~1.20

RPM(r/min)

140~70

140~60

140~60

120~50

110~40

80~40

70~40

70~40

 

Message

HEBEI CROSSING DRILL BIT MANUFACTURE



Hebei Crossing Drill Bit Manufacture Co.,LTD

Candy Qian    
candy@crossingbit.com
whatsapp:0086-15128736973

Nicole Liu 
crossingbit1@163.com

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