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Water Well Mining DTH Hammer DTH Drilling Tools 2 Inch - 12 Inch Size

    Buy cheap Water Well Mining DTH Hammer DTH Drilling Tools 2 Inch - 12 Inch Size from wholesalers
     
    Buy cheap Water Well Mining DTH Hammer DTH Drilling Tools 2 Inch - 12 Inch Size from wholesalers
    • Buy cheap Water Well Mining DTH Hammer DTH Drilling Tools 2 Inch - 12 Inch Size from wholesalers
    • Buy cheap Water Well Mining DTH Hammer DTH Drilling Tools 2 Inch - 12 Inch Size from wholesalers

    Water Well Mining DTH Hammer DTH Drilling Tools 2 Inch - 12 Inch Size

    Ask Lasest Price
    Brand Name : JCDRILL
    Model Number : All Models
    Certification : ISO9001,CE
    Price : Negotiable
    Payment Terms : 100000 Pcs /Year
    Supply Ability : 100000 Pcs/year
    Delivery Time : 7 Days
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    Water Well Mining DTH Hammer DTH Drilling Tools 2 Inch - 12 Inch Size

    Water Well Mining DTH Hammer DTH Drilling Tools 2 Inch - 12 Inch Size


    Description

    A down-the-hole hammer (DTH hammer) is a tool that can be attached to the end of a drill string and inserted into a bore. It's a small jack hammer used to break hard rock into small particles that can be flushed away by the DTH hammer's air exhaust.

    A down-the-hole hammer provides a solution to the problem of removing hard rock barriers encountered in a bore. The DTH hammer resembles a small jack hammer. It screws onto the end of a drill string like a section of drill pipe. Like the jack hammers used above ground, it's air-powered with a high cyclic rate; unlike jack hammers above ground, it combines its fast-action hammer with a rotary, drilling action. This combined action rotates its chisel-like tip as it drives into the rock, breaking it into chips and dust. Because the DTH hammer is pneumatically powered, it has an air exhaust, which blows the chips and dust from the bore.


    Application


    Advantages:

    1. Valveless air distribution. More reliable.
    2. Simple design of the piston. Long life.
    3. More efficient energy transfer, fact drilling speed, lower air consumption and lower oil consumption.
    4. Fewer internal parts, simple structure, long life, less failure and easier to maintain because all the parts are heat treated.
    5. Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread.


    DTH hammers specifications:

    HammersBit ShankConnection ThreadSuitable bitWorking pressureAir consumption
    2"BR2RD50 box¢70-¢90mm0.7-1.75Mpa0.7Mpa4.5m3/min
    1.0Mpa4m3/min
    1.4Mpa5m3/min
    3"DHD3.5
    COP32/COP34
    M30
    API 2 3/8"Reg¢90-¢110mm1.0-1.5Mpa1.0Mpa4.5m3/min
    1.5Mpa9m3/min
    4"DHD340
    COP44
    QL40
    SD4
    M40
    API 2 3/8"Reg¢110-¢135mm1.0-2.5Mpa1.0Mpa6m3/min
    1.8Mpa10m3/min
    2.4Mpa15m3/min
    5"DHD350
    COP54
    QL50
    SD5
    M50
    API 2 3/8"Reg/API 3 1/2"Reg¢135-¢155mm1.0-2.5Mpa1.0Mpa9m3/min
    1.8Mpa15m3/min
    2.4Mpa23m3/min
    6"DHD360
    COP64
    QL60
    SD6
    M60
    API 3 1/2"Reg¢155-¢190mm1.0-2.5Mpa1.0Mpa10m3/min
    1.8Mpa20m3/min
    2.4Mpa28.5m3/min
    8"DHD380
    COP84
    QL80
    SD8
    API 4 1/2"Reg¢195-¢254mm1.0-2.5Mpa1.0Mpa15m3/min
    1.8Mpa26m3/min
    2.4Mpa34m3/min
    10"SD10
    Numa100
    API 6 5/8"Reg¢254-¢311mm1.0-2.5Mpa1.0Mpa22m3/min
    1.8Mpa40m3/min
    2.4Mpa55m3/min
    12"DHD1120
    SD12
    Numa120
    API 6 5/8"Reg¢305-¢445mm1.0-2.5Mpa1.0Mpa30m3/min
    1.8Mpa56m3/min
    2.4Mpa78m3/min

    Delivery


    FAQ

    Q1: What's your delivery time?
    A: Commonly product need 20 days to produce, within 3 days if in stock.
    Q2: What’s methods of payments are accepted?
    A: We agree T/T ,L/C ,West Union ,One touch ,Money Gram ,Paypal.
    Q3: What about the Shipments?
    A: Bases on other quantity .We can send it to you by Express ,by Air ,by Sea ,and by Train.Or send the goods to your Chinese agent.
    Q4: How to control the quality?
    A: We should be checking & testing everyone button bit before shipment.

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