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Well Drilling Rock Drill Bits 3" 4" 5" 6" , DHD Series Hammer Drill Bits For Rock

Categories Rock Drill Bits
Brand Name: Legend Drill
Model Number: DHD 3.5-90mm
Certification: SGS
Place of Origin: China
MOQ: 1 piece
Price: Negotiable
Payment Terms: T/T west union L/C
Supply Ability: 10000 pieces per month
Packaging Details: wood package
Delivery Time: 10-15 days
Brand:: Legend Drill
Material:: Tungsten Carbide And Hard Alloy Steel
Hammer:: 3 Inch 4 Inch Or 4.5 Inch Hammer
Diameter:: 3" 4" 5" 6"
Face Shape:: Flat, Convex, Concave
Shank:: DHD 340A
Type:: Drill Bit
Company Info.
HAO Carbide Co., Ltd
Verified Supplier
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    Well Drilling Rock Drill Bits 3" 4" 5" 6" , DHD Series Hammer Drill Bits For Rock

    hammer drill for rock DTH Drill Bit rocktech hammer well drilling


    Description:

    Source:It Is a Series Of High Air Pressure Bit Developed And Produced By The Swedish Company Atlas.Button Shape :There Are 16 Tungsten Carbide Button .The Gauge Buttons And Front Buttons Is Domed/Round Button And Ballistic Button Respectively.Domed/Spherical Buttons Are Usually Used As Gauge Buttons Of Dth Bits ,Suitable For Very Abrasive And Very Hard Formations. Face Type :The Bit Face Designs Is Flat Face,It Is The Most Resistance To Steel Wash And High Efficiency.


    • Shank Type :With a 5 Inch Top Hammer,Is 8 Spline,The Shank Big Length Is 260mm,The Total Weight Is 18kg.

    Applications:

    1. Operate In Different Rock Formations, Select Different Types Of Down-The-Hole Rock Drills, Shaft Pressure And Rotation Speed According To The Rock Hardness Of Lithology.


    2. When The Down Hole Drilling Rig Is Working , It Must Be Operated In Accordance With The Three Principle (Wind Pressure, Axial Pressure, And Rotational Speed) And The Parameters Recommended By The Rock Drill Drill Match.


    3, Before Start Using Rock Drill Bit, Please Check The Appearance Of Each Part, Verify That The End Face Of The Drill Thread And The Drill Box And The Factory Number On The Certificate Are Consistent To Prevent Counterfeiting.


    Feature Advantage:

    The Main Fracture Site Is The Front Blade,

    1. The Fin And The Head And The Joint Are Broken.
    2. The Main Reason For The Fracture Is That The Strength Of The Bit Body Is Not Enough, The Design Section Size Is Too Small, And The Forging Temperature Is Too High Or Too Low.
    3. Therefore, When Manufacturing The Drill Bit, In Addition To Ensure a Reasonable Sized, The Forging Temperature Must Be Strictly Controlled. At Present, Most Of The Bit Body Materials Use 40cr Steel,
    4. The Forging Temperature Should Not Exceed 1250c, And The Heating Time In The Furnace Should Not Exceed Two Hours. If The Temperature Of The Individual Work Piece Is Too High, It Can Be Forged After The Billet Is Cooled To 1250c.

    Specifications:


    HammerDiameterButtonButton Angel(°)Air holesWeight (KG)button shapeface shape
    GaugeFront
    6inch6 inchφ152 mm8×φ184×φ16+4×φ1438223domedflat face
    6inch6.5 inchφ165 mm8×φ188×φ1638224domedflat face
    6inch7 inchφ171 mm8×φ186×φ16+4×φ1838327domedflat face
    6inch7 inchφ178 mm8×φ1810×φ1638226domedflat face
    6inch7 inchφ185 mm8×φ184×φ1638226.8domedflat face
    6inch7.5 inchφ194 mm10×φ1813×φ1838327.5domedflat face
    6inch8 inchφ203 mm10×φ188×φ18+6×φ1638331domedflat face
    6inch8.5 inch216 mm10×φ188×φ16+6×φ1638247domedflat face
    6inch9 inch235 mm12×φ1830×φ1638254domedflat face
    6inch10 inch254 mm12×φ1812×φ18+8×φ1638265domedflat face
    8 inch8 inch203 mm10×φ188×φ16+6×φ1638247domedflat face
    8 inch8.5 inch216 mm10×φ188×φ18+6×φ1638253domedflat face
    8 inch9 inch235 mm12×φ1830×φ1638257.5domedflat face
    8 inch10 inch254 mm12×φ1812×φ18+8×φ1638261domedflat face
    8 inch10.5 inch275 mm12×φ1820×φ18+9×φ1638271domedflat face
    8 inch12 inch305 mm12×φ1820×φ18+9×φ1638495domedflat face
    10 inch10 inch254 mm12×φ1812×φ18+8×φ16382108domedflat face
    10 inch10.5 inch275 mm12×φ1820×φ18+9×φ16382115domedflat face
    10 inch12 inch305 mm12×φ1820×φ18+15×φ16384125KGdomedflat face
    10 inch12 inch311 mm12×φ1820×φ18+16×φ16384130KGdomedflat face
    10 inch12.5 inch318 mm12×φ1820×φ18+16×φ16384142KGdomedflat face
    10 inch13 inch330 mm16×φ1820×φ18+22×φ16384155KGdomedflat face
    12 inch12 inch305 mm12×φ1820×φ18+15×φ16384156KGdomedflat face
    12 inch12 inch311 mm12×φ1820×φ18+16×φ16384161KGdomedflat face
    12 inch12.5 inch318 mm12×φ1820×φ18+16×φ16384172KGdomedflat face
    12 inch13 inch330 mm16×φ1820×φ18+22×φ16384185KGdomedflat face

    Product photos :

    Quality Well Drilling Rock Drill Bits 3" 4" 5" 6" , DHD Series Hammer Drill Bits For Rock for sale
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