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    DTH HAMMER

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    DHD3.5 DTH HAMMER_副本.jpg
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    3.5" DTH hammer

    Model: TSK3.5H/TH35

    Bit shank: DHD3.5

    Hole range:90-110mm

    3.5INCH DTH HAMMER WITH FOOT VALVE

    Teamwhole manufactures wide range and most efficient Down-the-Hole (DTH) hammers and bits for the mining blasting,water well especially deep well drilling,foundation construction etc.Our prodcuts trust by drilling contractor becasue of the advantages

    Piston--Use the high nickel alloy steel,with advanced heat treatment process.Then strengthening processing on hammer surface for high wear-resistance to so that achieve long service life.

    All of the Teamwhole DTH hammer are designed under real platform testing,then will know what's the frequency and impact power the DTH hammer transfer to DTH bits,Ddvanced CNC machine ensure DTH hammer every parts smooth srface,ewer parts and easier maintenance. So for greater productivity, extrax-short structure,that's mean can  ensure DTH hammer increase efficiency, more power, and faster penetration.


    Changsha Tianhe Drilling(Brand-TEAMWHOLE) -As a top manufacturer for Rock drilling tools in China,we offer

    1.DTH hammers and bits(3inch-32inch)--Shank with DHD, COP, QL, SD, Mission, MACH and NUMA etc

    2.Concentric and eccentric casing system ,

    3.RC hammers and bits&RC rods,

    4.Button bits,shank adapter,coupling sleeve ,

    5.Drill rig&drill rods,shock absorbers.

    Wide range of drilling products which cover all of DTH hole drilling,like for mininig,quarry blasting hole borehole drilling, water well,depep hole well,oil and gas open hole drilling, foundation and piling drilling,borehole drilling.

    3.5inch  DTH hammer is most widely used size for all kinds of drilling, the specification as follow,

    ModelThread Quter dia.(mm)Rec.hole size(mm)Shank styleFoot valveLength (mm)Weight (kg)Working pressure(bar)
    3.5" 
    TH35 API2 3/8" Reg pin     80 90-105 DHD3.5with 8632214-24 
    DHD3.58090-105 with8632214-24
    TSK3.5H 8090-105 without 86322 16-24 







    3.5"DTH HAMMER Structure


    3.5INCH-structure.jpg


    ITEM Discrimination
    Part List
    1TOP SUB(Can insert carbides)
    2TOP SUB RING
    3CHECK VALVE
    4SPRING
    5SHOCK RING
    6AIR DISTRIBUTING SEAT
    7INNER CYLINDER
    8PISTON
    9OUTER CYLINDER
    10BUSH DRIVE SUB
    11O RING
    12BIT REATINER RING
    13CHUCK SLEEVE
    Length without bitWeightOuter diameterMatched bit shankRec.bit range
    863mm22kg
    80mm
    DHD3.5φ90mm-φ105mm
    maximum pressureImpact frequencyRecommend rotationAir consumptionThread connection
    2.0Mpa30HZ /15Bar30-60r/min
    73/min in 15bar
    API 2 3/8


    Related tools

    *DHD3.5,BR33,MACH303

    *Tag:down-the-hole hammer, China, suppliers, manufacturers, customized, price, high quality

      #DTH Hammer#dth bit#dth drilling#sd10#button bit#water well drilling#drilling#drill rig

    Teamwhole other DTH hammer model

    DTH hammer (inch)Matched Dth bit ShankBit range
    MetricInch
    3.5"

    COP32/COP34/MACH303M30/DHD3.5/BR33

    90mm-115mm3 1/2"-4"
    4"

    COP44/DHD340/MACH44SD4/M40/QL40

    105mm-152mm4 1/8"-6"
    5"

    COP54/DHD350R/MACH50SD5/M50/QL50/BR5

    133mm-165mm5 1/4"-6 1/2"
    6"

    COP64/DHD360/SD6M/60/QL60/Bulroc BR6

    152mm-254mm 4 1/8"-10"
    8"COP84/DHD380/SD8/QL80/M80 203mm-330mm 8"-13"
    10"SD10/NUMA100/TH10 254mm-380mm 10"-15"
    12"DHD1120/SD12/NUMA120/NUMA125 305mm-508mm 12"-20"
    14"TK14/NUMA125 400mm-550mm 15 3/4"-22"
    18"NUMA180/TK18 500mm-700mm 19"-27 1/2""
    24"NUMA240/TK28 600mm-800mm 23"-31 1/2"


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