9 7/8inch IADC637 TCI Tricone bit TCI drill bit

Name: 9 7/8inch IADC637 TCI Tricone bit TCI drill bit
Brand: SRF
Price: USD $800 - 3,600 / Piece

FOB Price

USD $800 - $3,600 / Piece

1 Piece(Min.Order)

Product Details

Technical data
IADC	WOB	RPM	Applicable Formations
IADC	Kn/mm	r/min	Applicable Formations
417	0.35-0.9	150~70	Very soft formation with low compressive strength and high drillability,such as clay,mudstone,gypsum,salt, soft shale,soft limestone,etc.
437
447
517	0.35-0.95	150~60	soft formation with low compressive strength and high drillability,such as mudstone,gypsum,salt, soft shale,soft limestone,etc.
527

537	0.45-1.0	120~50	soft to medium formation with low compressive strength and high drillability,such as medium soft shale,edium soft limestone,medium soft sandstone,medium formation with harder and abrasiver inerbeds,etc.
547

617	0.45-1.1	90-50	medium hard formation with high compressive strength,such as hard shale,limestone,sandstone,dolomite,etc
627
637	0.5-1.2	80-40	hard formation with high compressive strength,such as shale,limestone,dolomite,hard gypsum,marble,etc

Hejian Zhongcheng Drill Bit Manufacture Co., Ltd.: Contact nameLeia Sun; Phone0086-317-3223932; AddressJunziguan Village, Shijingcun Township, Hejian

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