Sign In | Join Free | My burrillandco.com
Home > Down The Hole Hammer >

High Air Pressure Earth Drilling Tools With Foot Valve For Rock Chisel , ND Series

Hunan New Diamond Construction Machinery Co., Ltd.
Contact Now
    Buy cheap High Air Pressure Earth Drilling Tools With Foot Valve For Rock Chisel , ND Series from wholesalers
     
    Buy cheap High Air Pressure Earth Drilling Tools With Foot Valve For Rock Chisel , ND Series from wholesalers
    • Buy cheap High Air Pressure Earth Drilling Tools With Foot Valve For Rock Chisel , ND Series from wholesalers

    High Air Pressure Earth Drilling Tools With Foot Valve For Rock Chisel , ND Series

    Ask Lasest Price
    Brand Name : New Diamond
    Model Number : ND series
    Certification : ISO9001:2008
    Price : Negotiable
    Payment Terms : L/C, T/T, Western Union
    Supply Ability : According to order quantity
    Delivery Time : 5-8 work days
    • Product Details
    • Company Profile

    High Air Pressure Earth Drilling Tools With Foot Valve For Rock Chisel , ND Series

    Description


    With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium to low pressure DTH hammers. It strictly matches with API standard and other Chinese industry standards.It is durable for being produced with advanced craftwork and good material.


    Applications



    It is mainly used in geological exploration, coal mine, water conservancy and hydropower, highway, railway, bridge, construction and so on.


    Specifications



    ND Series High Air Pressure DTH Hammers With Foot Valve

    Technical Data

    Length(Without Bit)ND35ND45ND55ND55CND65ND85ND1120
    930mm1045mm1214mm1160mm1248mm1492mm1900mm
    Weight(Without Bit)25.00kg39.00kg76.50kg72.50kg100.00kg188.00kg480.00kg
    External DiameterØ82mmØ99mmØ126mmØ126mm

    Ø142mm Ø144mm

    Ø146mm Ø148mm

    Ø180mm/Ø185mmØ275mm
    Bit ShankNHD3.5

    COP44/

    DHD340

    COP54/

    DHD360

    COP55C/

    DHD350Q

    COP64/

    DHD360

    COP84/

    DHD380

    CDHD1120
    Hole RangeØ90-Ø110mmØ110-Ø135mmØ135-Ø155mmØ135-Ø155mmØ155-Ø190mmØ195-Ø254mmØ305-Ø445mm
    Connection ThreadAPI2 3”/8REGAPI2 3”/8REG

    API2 3”/8REG

    API3 1”/2REG

    API2 7”/8REG

    API2 3”/8REG

    API3 1”/2REG

    API2 7”/8REG

    API3 1”/2REGAPI4 1”/2REGAPI6 5”/8REG
    Working Pressure1.0-1.5Mpa1.2-2.0Mpa1.3-2.3Mpa1.3-2.3Mpa1.5-2.5Mpa1.5-3.0Mpa2.0-3.5Mpa
    Impact Rate at 17 Bar28HZ27HZ25HZ25HZ23HZ27HZ16HZ
    Recommended Rotation Speed25-40r/min25-40r/min20-35r/min20-35r/min20-30r/min20-30r/min15-25r/min
    Air Consumption

    1.0Mpa:

    4.5m³/min

    1.5Mpa:

    9.0m³/min

    1.0Mpa:

    6.0m³/min

    1.8Mpa:

    10.0m³/min

    2.4Mpa:

    15.0m³/min

    1.0Mpa:

    9.0m³/min

    1.8Mpa:

    15.0m³/min

    2.4Mpa:

    23.0m³/min

    1.0Mpa:

    9.0m³/min

    1.8Mpa:

    15.0m³/min

    2.4Mpa:

    23.0m³/min

    1.0Mpa:

    10.0m³/min

    1.8Mpa:

    20.0m³/min

    2.4Mpa:

    28.5m³/min

    1.0Mpa:

    15.0m³/min

    1.8Mpa:

    26.0m³/min

    2.4Mpa:

    34.0m³/min

    1.0Mpa:

    30.0m³/min

    1.8Mpa:

    56.0m³/min

    2.4Mpa:

    78.0m³/min


    Feature Advantage


    1. Price commitment: in order to ensure the high reliability of products, raw material selection are using grapefruit brand products; under the same competitive conditions, and not to reduce product technical performance on the basis of sincerity at a favorable price to customers.

    2. Quality commitment: product manufacturing and testing have quality records and inspection data; the performance of the product can withstand customer inspection.


    3. Customer service: in order to create new diamond brand, enhance the visibility of enterprises,establish corporate image, we serve customers with the principle of "preferential prices, good service, reliable product quality" principle.


    The appearance of the picture is different from that of the actual product, and the actual product is the standard.


    ND Series High Air Pressure DTH Hammers With Foot Valve
    Item DescriptionWeight(kg)
    ND35ND45ND55ND55CND65ND85ND1120
    Top Sub4.206.5015.0013.7020.0041.0070.00
    “O” Ring Of Top Sub0.010.010.010.010.020.020.04
    Breakout Ring0.010.200.80
    Chenck Valve0.200.421.001.001.001.503.00
    Spring0.020.040.040.040.040.100.10
    Compression Buffer0.040.040.080.080.080.421.00
    Air Distributor1.402.203.703.505.0012.5020.00
    Internal Cylinder1.602.304.504.205.008.6023.00
    Piston5.409.0015.5017.2023.6041.00125.00
    External Cylinder9.5015.0030.0026.5036.8062.00170.00
    Guided Sleeve1.202.409.6016.00
    “O” Ring Of Stop Ring0.010.010.010.020.020.020.04
    Stop Ring0.200.200.300.500.601.204.50
    Breakout Ring0.010.200.80
    Drive Chuck1.953.506.404.506.0017.5048.00
    Drill Bit5.009.0016.0015.6026.0040.00120.00
    Product Tags:

    dth hammer

      

    rock mining tools

      
    Quality High Air Pressure Earth Drilling Tools With Foot Valve For Rock Chisel , ND Series for sale
    Inquiry Cart 0
    Send your message to this supplier
     
    *From:
    *To: Hunan New Diamond Construction Machinery Co., Ltd.
    *Subject:
    *Message:
    Characters Remaining: (0/3000)