tricone bits USA

IADC Pressure(KN/mm) Drill speed(r/min) Applicable strata
 417/427 0.3-0.9 150-70 Very soft strata have low compressive strength and high drillability, such as mudstone, gypsum, salt, soft shale, soft limestone, etc.
437/447 0.35-0.9 150-70
 515/525 0.35-0.9 180-60  Soft strata have low compressive strengthand high drillability, such as mudstone, gypsum, salt, soft shale, soft limestone, etc.
517/527 0.35-1.0 140-50
535/545 0.35-1.0 150-60 Soft to medium-soft has low compressive strength, such as medium-soft shale, medium-soft limestone, medium-soft sandstone, forming medium-hard and hard grinding interlayer.
537/547 0.4-1.0 120-40
617/627 0.45-1.1 90-50 High compressive medium-hard formation strength, such as hard shale, limestone, sandstone, dolomite, etc.
637 0.5-1.2 80-40 Hard strata have high compressive strength, such as sandstone, limestone, dolomite, gypsum, marble, etc.
737 0.7-1.2 70-40 Hard strata have high compressive strength, such as hard limestone, dolomite, etc.
827/837 0.7-1.2 70-40 Extremely hard strata with high compressive strength and abrasiveness, such as hard limestone, dolomite, hard sandstone, chert, etc.

tricone bits USA

We mainly provides ricone bits USA,Tricone bit US to American and Europe market, to help you solve the problem of drilling at high efficiency and low cost. We mainly provide mobile air compressors, drilling rigs, impactors, drills, crushers, water meters, is your stable and reliable partner.

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