Product details
HEBEI CROSSING DRILL BIT MANUFACTURE
Previous
Product description
PRODUCT SPECIFICATIONS |
|||||||||
product name |
13 3/4 inch CJ647 TCI tricone bit |
||||||||
size |
13 3/4 inch,349.3mm |
||||||||
model number |
CJ647 |
||||||||
series |
CJ |
||||||||
tooth type |
TCI |
||||||||
connection |
6 5/8" Reg PIN |
||||||||
bearing |
metal sealed journal bearing |
||||||||
Nozzle |
three jet nozzles |
||||||||
application |
water well,oil well,HDD,exploration,etc |
||||||||
weight |
123kg |
||||||||
certificate |
SY/T5164,ISO9001:2008 |
||||||||
RECOMMENDED ROCK FORMATION |
|||||||||
medium hard with high compressive strength and high abrasiveness,such as limestone,dolomite,sandstone and chert,etc. |
|||||||||
RECOMMENDED DRILLING PARAMETERS FOR APPLICATION |
|||||||||
Type&IADC code |
417 |
437 |
447 |
517,527 |
537,547 |
617 |
627 |
637 |
737 |
WOB(KN/mm) |
0.35~0.90 |
0.35~0.90 |
0.35~1.00 |
0.35~1.05 |
0.50~1.05 |
0.50~1.05 |
0.50~1.05 |
0.50~1.10 |
0.50~1.20 |
RPM(r/min) |
280~70 |
280~60 |
240~60 |
240~50 |
220~40 |
220~40 |
200~40 |
200~40 |
200~40 |
Message
HEBEI CROSSING DRILL BIT MANUFACTURE