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DHD340 COP44 Series dth hammers and bits / 4'' rock boring tool

DHD340 COP44 Series dth hammers and bits / 4'' rock boring tool

    • DHD340 COP44 Series dth hammers and bits / 4'' rock boring tool
    • DHD340 COP44 Series dth hammers and bits / 4'' rock boring tool
    • DHD340 COP44 Series dth hammers and bits / 4'' rock boring tool
  • DHD340 COP44 Series dth hammers and bits / 4'' rock boring tool

    Product Details:

    Place of Origin: China
    Brand Name: MIROC
    Certification: API
    Model Number: DTH Hammer

    Payment & Shipping Terms:

    Minimum Order Quantity: 1 Pieces
    Price: Negotiation
    Packaging Details: Carton Box or Wooden Box
    Delivery Time: 25 days
    Payment Terms: L/C, T/T
    Supply Ability: 20000 pieces per month
    Contact Now
    Detailed Product Description
    Name: DTH Hammer Series: DHD340 COP44
    Size: 4'' Type: With Foot Valve, No Foot Valve
    Use: Tunneling, Mining,Quarrying,Water Well Color: Green,Black ,Orange ,Blue,Golden

     
    DHD340 COP44 Series dth hammers and bits / 4'' rock boring tool

     Basic Information
     

    Items Replacement Parts
    1 Top sub
    2 O-ring of top sub
    3 Breakout Ring
    4 Check Valve
    5 Spring
    6 Compression Buffer
    7 Air Distributor
    8 Internal cylinder
    9 Piston
    10 External cylinder
    11 Guide sleeve
    12 O-ring of stop ring
    13 Stop ring
    14 Breakout ring
    15 Drive chunk
    16 Drill bit

     
    QL40 Hammer Specification
     

    Drilling Diameter(mm) Hammer Length(mm) External Diameter(mm) Weight(kg)
    φ110-φ135 1097(without bit) 99 41(without bit)
    Working Pressure(Mpa) Air Consumption(m³/min)
    1.2-2.0 1.0Mpa: 6m³/min 1.8Mpa: 10m³/min 2.4Mpa: 15m³/min
    Impact rate at 17 bar Connection Rod Thread Recommended Rotation Speed Bit Shank
    27HZ API 2-3/8'' Reg 25-40 r/min. QL40

     
    DHD340 Hammer Specification
     

    Drilling Diameter(mm) Hammer Length(mm) External Diameter(mm) Weight(kg)
    φ108-φ130 881(without bit) φ99 38
    Working Pressure(bar) Air Consumption(m³/min)
    8.0-30.0 10bar: 5 18bar: 10.2 24bar: 15
    Connection Rod Thread Bit Shank
    API 2-3/8” Reg DHD340A( With Foot Valve)

     

    Competitive Advantage
     
    •  Valveless air distribution, more reliable.
    •  Simple design of the piston. Long life span.
    •  More efficient energy transfer, faster drilling speed, low air consumption and lower oil consumption. 
    •  Fewer internal parts, simple structure, less failure and easier to maintain.
    •  Easy to disassembled because the top sub, the drive chuck and the external cylinder are connected by       multiple steps thread. 
     
    Photos
    DHD340 COP44 Series dth hammers and bits / 4'' rock boring tool
     
     DHD340 COP44 Series dth hammers and bits / 4'' rock boring tool

    Contact Details
    KSQ Technologies (Beijing) Co. Ltd

    Contact Person: katy.zhang@ksq-tech.com

    Send your inquiry directly to us (0 / 3000)

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