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China Deris Petroelum Drilling Equipment Co.,LTD
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Price: | 300.0~5000.0 USD |
Payment Terms: | T/T |
Place of Origin: | Hebei, China (Mainland) |
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Product Specify
1) Condition: 100% new with original packing and documents
2) Manufacturer brand name: Kingdream,fl,cs
3) The exact bit size: 8 3/4" =222.2 mm
4) IADC code:637 steel tooth bit
5) Seal type: Metal Sealed Bearing or o-ring sealed bearing
6) Bearing type: Sealed Roller bearing or sealed journal bearing
7) Nozzle quantity and nozzle size: 3 nozzles
8) Connection joint Pin size: 4-1/2"
9) Formation:Very soft with low compressive strength and high drill ability
Cutting Structure
The durability of premium tungsten carbide insert is improved with new formulas and new techniques and new techniques. The wear-resistance of teeth is enhanced with premium tungsten carbide hardfacing on the tooth surfaces.
Bearing Structure
Non-sealed roller bearing. Drilling fluid can enter the bearing directly for cooling; Balls lock the cone which reduces the probability of cone ropping to minimum.
Product Application
It is suitable for the shallow well, water well and geothermal well.
Advantage:
1. High-strength, high flexibility, high temperature and high wear resistance.
2. High-precision metal seal.
3. Locking roller ball, to adapt to high-speed.
4. The use of high strength high toughness carbide teeth,
5. Hours in the rotary cone bit with the impact, crushing and shearing the role of broken rock.
6. Cone bit to adapt to the soft, medium and hard of various strata.
7. Reasonable price and long working life.