• NAME

    IADC 111 Steel Tooth Tricone Bit

  • Summary information
    INDUSTRY NEWSIND USTRY NEWSI
  • Affiliate
    INDUSTRY NEWSIND USTRY NEWSI

DESCRIPTION

Bit Size:  3”~26”
Bit Type:  111
Bearing Type:  Non-sealed bearing
Tooth Type:Steel
Circulation Type: Mud Fluid
Thread Connection: 2 7/8”~7 5/8 API REG
Gauge Protection:Available
Shirttail Protection:Available
WOB (KN/mm) :0.3-0.75
RPM(r/min):200-80
Applicable Formation:Very soft formations with low compressive strength and high drillability ,such as clay,mudstone,chalk,etc.

series bit is non-sealed roller bearing bit .This bit is suitable for surface hole drilling for every kind of wells and upper sections with good drillability .it’s with the advantages of low cost and high ROP,etc.
The size ange of Z series bit is from 3”-26” inch, and IADC varies from 111 to 241 .
Main structure features
1.the drilling fluid can flow into bearing cavity directly to cool due to seal .
For bit size of 14 3/4” and larger , bearing structure of roller -ball-roller -thrust is utilized .




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