IADC635 9" 229mm Rock Tri Tricone Drilling Bits For Mining And Water Well

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IADC545 Tricone Drilling Bits application for drilling in soft formations with low compressive strength and high drillability, such as shale, soft limestone, soft dolomite and coal bed, etc.,(Protodikonov's Hardness Coefficient of Rock f=9).
IADC:
Size:
Quantity:
  • IADC635 9" 229mm
  • LEANROC

rotary tri tricone drilling bits


Application:
Application for drilling in medium soft formations with low compressive strength and high drillability, such as shale, soft limestone, soft dolomite and coal bed, etc.,(Protodikonov's Hardness Coefficient of Rock f=11).
Size IADC Code Connection Thread
9”(229mm) 635 API 4 1/2”REG
Weight on Bit Rotary Speed Air Pack Pressure
27000-54000  Lbs 100-60 rpm 0.2-0.4 Mpa


Products Specification:
Part Number LR-T-635-229
Bearing structure Roller-Ball-Second Thrust-Roller- First Thrust/Sealing,abrasion- resistance carbide button insert on the bearing surface.
Circulation Type Jet Air
Cutting Structure

Inner Rows: Ballstic                                                                                                                                                                                   

Gage Rows: Spherical

Gage Bevel Protection: Flat
Nozzel Φ18 or Φ20mm(3 pcs)Interchangeable 
Weight 50 KG