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  • 商品名称: 8 1/2“ FG515G TCI Tricone Bit
  • Model Number: FG515G
  • Series: FG
  • Cutting Material: TCI
  • Bearing Type: Rubber sealed roller bearing
  • Body Type:
  • Application: Well drilling, Mining, Exploration, HDD, Trenchless
  • Certification / Standard: API 7-1,ISO 9001:2008

8 1/2“ FG515G TCI Tricone Bit

 

PRODUCT SPECIFICATIONS
Bit Size: 8 1/2inch(215.9mm)
IADC: 5 1 5
SERIES: FG
Tooth type: (TCI)Tungsten Carbide Insert
Connection: 4 1/2inch API REG PIN
Nozzle: three jet(side) nozzles
Bit Weight: 40kgs

 

RECOMMENDED ROCK FORMATIONS
Adapted be used in soft to medium soft with low compressive strength.

 

SIZE AVAILABLE
From 3 7/8inch to 36inch

 

RECOMMENDED DRILLING PARAMETERS FOR APPLICATION

 Types & IADC Code

 415

 435

 445

 515

 525

 535

 545

 615

 625

 635
 WOB  KN/mm(Bit Dia.)  0.35~0.95  0.35~0.95  0.4~0.7  0.4~0.7  0.45~1.1  0.5~1.2
 Lb/in. (Bit Dia.)  2000~5428  2000~5428  2285~4000  2285~4000  2571~6285  2857~6857
 Rotation Speed (Rpm)  150~60  150~60  140~80  120~80  110~60  100~50

 

The above chart represents commonly available sizes and types, we do produce other sizes and types of rock bits which do not appear on this list. Please contact us for more information.