- tianjin huachang xingye technology co.,ltd
- Main products: core barrel, drilling bucket, double wall casing, casing osccilator, hydraulic casing clamp, double wall casing extractor, beco thread drill pipe fpr dth atlas cop, large diameter drill pipe for dth hammer, triple axis flight auger, cfa for dth hammer, continous flight auger, drilling auger
Home > Products > drilling bucket > 7 7/8”mining tricone bit IADC 645 USED FOR SOFT LIMESTONE AND DOLOMITE
7 7/8”mining tricone bit IADC 645 USED FOR SOFT LIMESTONE AND DOLOMITE
USD $1000 - $3000
/ Piece
1 Piece(Min.Order)
- 1000 Piece / Pieces per Month
- tianjin
- T/T
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Product Details
| Brand Name | huachang xingye | Place of Origin | China | |
| Model Number | hc2021060709556 |
Product Description
7 7/8”mining tricone bit IADC 645 USED FOR SOFT LIMESTONE AND DOLOMITE
Cutting structure
Gauge rows are ovoid type and inner rows are conical type
Designed for medium hard and abrasive formation with high compressive strengths such as limestone, sandstone,dolomite and chert
Application :29000=38000psi(200-260mpa)
Shirttail protection
Two rows tungsten carbide on the shirttail , wear resistant carbide on the side of lug
Product specification
IADC CODE:645/642
BEARING TYPE :roller ball roller ,thrust button/sealed bearing/open bearing
Circulation type:jet air
Pin connection:4 1/2”API
Bit diameter:200mm(7 7/8”)
Product weight :34kgs
Operation suggestions
Weight on bit:23630-47250lbs
Rotary speed 100-60rpm
Air back pressure 0.2-0.4mpa
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