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Metal seal bearing type 6.5 inch tricone bit
Metal seal bearing type 6.5 inch tricone bit
Metal seal bearing type 6.5 inch tricone bit
Metal seal bearing type 6.5 inch tricone bit

Metal seal bearing type 6.5 inch tricone bit

1) Inserted roller cone bit, size 6-121 / 4 inch, IADC 517/537/617/637 is suitable for shale, limestone, sandstone, dolomite, gypsum, marble, granite, quartzite, cyanite, etc. 2) Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling

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Metal seal tricone bit

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  • Description

  • 1) Inserted roller cone bit, size 6-121 / 4 inch, IADC 517/537/617/637 is suitable for shale, limestone, sandstone, dolomite, gypsum, marble, granite, quartzite, cyanite, etc.
    2) Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling

    1,size 152-311 mm  (6-12 inch)
    2,Sealed bearing type    Rubber sealed 
    3, IADC code IADC code 517,537,617,637
    4,Thread connection Pin (IF, API REG , NC,FH )
    5,Application Clay, mudstone, chalk, gypsum, salt rock, shale, limestone, sandstone, dolomite, marble

     

     

    IADC

     

    		 Recommended parameter

     

    		 Applicable stratum

     
    Bit weight（KN/mm）

     

    		 Rotational speed（r/min）

     
    517  527

     

    		 0.35～1.0

     

    		 220～60

     

    		 Soft strata with low compressive strength, such as mudstone, gypsum, salt rock, soft shale, soft limestone

     
    537  547

     

    		 0.45～1.0

     

    		 220～50

     

    		 Soft to medium formations with low compressive strength, such as medium soft shales, medium soft limestone, medium soft sandstones, and medium formations with hard abrasive interlayers

     
    617  627

     

    		 0.45～1.1

     

    		 200～50

     

    		 Medium-hard strata of high compressive strength, such as hard shale, limestone, sandstone, dolomite

     
    637

     

    		 0.5～1.1

     

    		 180～40

     

    		 Hard strata of high compressive strength, such as sandstone, limestone, dolomite and anhydrite, marble

     
    Keywords：
    • tricone bit
    • tricone rock bit
    • metal sealed bearing TCI tricone bit
    • metal sealed bearing type pilot bit

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