LJ TCI bits - Product

Brand : Leeding

Other Specification : Tricone Bits IADC WOB(kN/mm)(bit Dia) RPM(r/min) Applicable Formations 437 447 0.35--0.9 240--70 Very Soft With Low Compressive Strength And High Drillability,such As Shale,clav,chalk,mudstone,gypsum,sandstone,soft Limestone 517 527 0.35--1.0 220--60 Soft With Of Low Compressive And High Drillability,such As Mudstone .gypsum,salt ,soft Shale ,soft Limestone.etc. 537 547 0.45--1.0 220--50 Soft To Medium With Low Compressive Strength ,such As Medium Soft Shale,medium Soft Limestone,medium Soft Sandstone And Medium Formation With Harder And Abrasiver Interbeds .etc. 617 627 0.45--1.1 200--50 Medium Hard With High Compressive Strength Such As Limestone Hard Shale ,sandstone And Dolomite,etc. 637 0.5--1.1 180--40 Hard Fomation With High Compressive Strength ,such As Limestone,dolomite,sandstone,hard Gypsum,and Marble .etc. Note:The Upper Limits Of WOB And RPM In Above Table Should Not Be Used Simultancously. Crystal Web:http://www.bjleeding.com/ Tel: 86-01057290815 Mobilephone: 86-13269002360 Skype: Bjleeding02 QQ: 973987086 Email:leedingj@163.com Leedinglj@gmail.com

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