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  • 8 12 iadc 637 Rock Roller Bit (1).jpg
  • 8 12 iadc 637 Rock Roller Bit (2).jpg
  • 8 12 iadc 637 Rock Roller Bit (3).jpg
  • Description
  • Overview

    Quick Details

    Condition:New
    Warranty:1.5 years
    Applicable Industries:Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Retail, Construction works , Energy & Mining
    Showroom Location:Philippines, India
    Video outgoing-inspection:Provided
    Machinery Test Report:Provided
    Marketing Type:New Product 2020
    Place of Origin:Hebei, China, Hebei, China (Mainland)
    Brand Name:longyue, Longyue
    Type:roller cone, Core Drill Bit
    Machine Type:Drilling Tool
    Material:High Carbon Steel
    Processing Type:Forging
    Use:Well Drilling, Well Drilling
    Model Number:Carbide Drill Bit
    Size:Segments of 8-1/2"rock bits
    Sealed Type:Rubber Sealed Bearing/O-ring Sealed Bearing
    Pin Connection:4 1/2" API Regular
    Certification:API, API
    Local Service Location:Philippines, India

    Packaging & Delivery

    Selling Units:Single item
    Single package size: 27X24X40 cm
    Single gross weight:18.000 kg
    Package Type:wooden cases,or as customer's request

    Product Description

     

    Basial Specification

     

    IADC Code

    117,127,126,217

    417,437,517,537

    617,627,637,737

    Bit Size

    7 1/2'',8 1/2''

    9 7/8'',12 1/4''

    Tooth Type wide teeth,chisel insert
    Bit Weight 18kg
    Meterial tungsten carbide insert,inlaid friction-reducing alloy
    Bearing

    Metal sealed bearing

    Rubber sealed bearing

    Lubrication and seal  Adopt advanced grease 
    Pressure control system The advanced compensator
    Thrust faces Hardfaced with wear resistant alloy
    Nozzles Three nozles,Center nozzle can be customized
    Gauge protection On the Shirttail:More carbide inserts increase gauge holding capability and bearing life

     

    Recommended Drilling Parameters
    IADC WOB(kn/mm) RPM(r/min) Formations
    117 0.30-0.753 180-60 very soft formation with low compressive strenght and high drillability,such as caly,mudstone,chalk,etc.
    127 0.30-0.85 180-60 soft formation with low compressive strength and high drillability,such as mudstone,gypsum,soft limestone,etc.
    217 0.35-0.95 150-60 soft to medium hard formations with high compressive strength,such as medium soft shale,sandstone,limestone,etc.
    437 0.35-0.9 240-70 soft formation with low compressive strenght and high drillability,such as caly,mudstone,chalk,soft limestone,etc.
    517 0.35-1.0 140-60 medium soft formation with low compressive strength and high drillability,such as mudstone,sandstone,shale,etc.
    537 0.45-1.0 120-50 medium soft to medium hard formation with low compressive strength,such as medium shale,sandstone,medium limestone,etc.
    617 0.45-1.1 90-50 medium hard to hard formation witj high compressive strength,such as hard shale,limestone,dolomite,etc.
    637 0.5-1.2 80-40 hard to very hard formation with high compressive strength,such as hard limestone,dolomite,marble,etc.
    NOTE the upper limits of WOB and RPM in above table should not be used simultaneously

     Product Picture Show

    8 1/2" iadc 637 Rock Roller Bit

     

    Related Products

    8 1/2" iadc 637 Rock Roller Bit

    Company Profile

    Basic information

    Business Type:Manufacturer,Trading Company

    Main Products: Tricone Bits,TCL Tricone Drill Bit ,PDC bIts,Steel Tooth Tricone Bit,Roller Cone

    Total Annual Revenue:US$1 Million~US$2.5Million

    Top 3 Market:Domestic Market 50.00%,Eastern Asia 10.00%,Mid 10.00%

    Location:Hebei,China(Mainland)

    Toal Employees:101-200 people

    Year Established:2016

    Company   Photos

     

    8 1/2" iadc 637 Rock Roller Bit

     

    Trade Capacity

    Trade & Market

    Main Markets Total Revenus(%)
    Domestic Market 50.00%
    Eastern Aisa 10.00%
    Mid East 10.00%
    North America 5.00%
    South Aisa 5.00%
    Northern Europe 5.00%
    Easrtern Europe 5.00%
    South America 5.00%
    Africa 5.00%

     

    Export percentage: 31%~40%

    No.of Employees in Trade Department:3~5 people

     

    Exhibition

    8 1/2" iadc 637 Rock Roller Bit

    Certificates

    8 1/2" iadc 637 Rock Roller Bit

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