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candy@crossingbit.com
 

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Nicole Liu 

 

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Abby Hu    
sales@crossingbit.com
whatsapp:0086-15032448780

Copyright © 2017 Hebei Crossing Drill Bit Manufacture Co.,LTD. All rights reserved. 冀ICP备17080623号  300.cn

PRODUCTS

Product name

Mining Rock Bit 9 5/8inch

Affiliate classification
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Product description

PRODUCT SPECIFICATIONS

product name

9 5/8 inch CR832 TCI tricone bit

size

9 5/8 inch,244.5mm

model number

CR832

series

CR

tooth type

TCI

connection

6 5/8" API Reg

bearing

Open bearing

Nozzle

three jet nozzles

application

Mining,exploration,etc

weight

65kg

certificate

API7-1,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

CUTTING STRUCTURE
Gauge rows are ovoid  type and inner rows are conical  type:
SHIRTTAIL PROTECTION:
Hard metal on lug;
Wear resistant carbide on shirttail lip and lug.

PRODUCT SPECIFICATION: IADC Code:832

Bearing Type: Roller-Ball-Roller

Circulation Type: Jet air

Cutting Structure: Inner and Nose rows: Ogive

Gauge rows: Ovoid

Heel rows: round

Pin Connection: 6 5/8” API

Bit Diameter: 244.5mm

Product Weight: 65KG

OPERATING SUGGESTIONS Weight on Bit: 39500-79130Lbs

Rotary Speed: 90-60 RPM

Air Back Pressure: 0.2-0.4 Mpa

Actual drilling parameters must be determined for specific applications.

Corresponding parameter set not found, please add it in property template of background
暂未实现,敬请期待
暂未实现,敬请期待

Contact:

 

Email:sales@crossingbit.com 
Tel(whatsapp):0086-15032448780