- State/Province: LA
- Country: United States
- Quantity: 1
- I Want To: Sell
- Listed: May 31, 2017 7:18 am
- Expires: 194 days, 2 hours
8 3/4″ Tricone Oil Drilling Bit For Sale
Bit Size 8 3/4”(215.9MM)
IADC Code 517
Connection 4 1/2”API REG
Nozzle Qty 3NZ
Make up Torque(KN.m) 16.3~21.7
Rotary Speed(rpm) 140~60
Weight on Bit(KN) 0.35~1.05
Flow Rate(lps) 10~30
Features and Applications
Features 1.The durability of premium tungsten carbide inserts are improved with new formulas and new techniques for insert bit;
2.Sliding bearing forms, palm-axis surfacing tooth carbide layer, inner cone hole silver;
3.Bearing O-ring wear-resistant, high-temperature high in saturated nitrile rubber;
4.Adopt limit the pressure and prevent drilling fluid into the lubrication system-wide rubber reservoir bag;
5.Use of high strength and high toughness carbide teeth.
6.Large dia.offset crested scoop compacts in inner row,wedge compacts in outer row and a row of trimmers is added between gage row and heel row.
Applications Soft with low compressive strength and high drillability,such as shale,clay,sandstone and soft limestone,etc.
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