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Professional Borewell Drilling Hammers For Quarries / Earthworks OEM Service

Hunan New Diamond Construction Machinery Co., Ltd.
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    Buy cheap Professional Borewell Drilling Hammers For Quarries / Earthworks OEM Service from wholesalers
     
    Buy cheap Professional Borewell Drilling Hammers For Quarries / Earthworks OEM Service from wholesalers
    • Buy cheap Professional Borewell Drilling Hammers For Quarries / Earthworks OEM Service from wholesalers

    Professional Borewell Drilling Hammers For Quarries / Earthworks OEM Service

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    Brand Name : New Diamond
    Model Number : NSD 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
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    Professional Borewell Drilling Hammers For Quarries / Earthworks OEM Service

    Description


    Choosing the right hammer is largely determined by hole size and type of rock formation. Ideally, the size of the hammer should match the required hole dimension as closely as possible, leaving just enough space for cuttings to evacuate the hole.


    A, using the raw material of super coarse grain hard alloy, the alloy has been sintered under pressure to improve the hardness and toughness of the bit.


    B, unique design, improve drilling speed, use significantly improve life.


    C, select advanced steel to ensure that the overall performance of the bit is consistent.


    D, after sale guarantee, to replace the bad goods package.


    Applications


    Widely used in mines, quarries, earthworks and other engineering drilling blasting hole, guardrail hole, mountain reinforcement, anchorage and other engineering holes, geothermal exploration hole, Well bore and other fields.


    Specifications


    NSD Series High Air Pressure DTH Hammers Without Foot Valve

    Technical Data

    Length(Without Bit)NSD4ANSD5ANSD6ANSD8ANSD10ANSD12A
    1012mm1090mm1011mm986mm1110mm1110mm
    Weight(Without Bit)40.00kg70.00kg43.20kg37.00kg69.00kg66.00kg
    External DiameterØ99mmØ126mmØ146mmØ180/Ø185mmØ226mmØ275mm
    Bit ShankSD4SD5SD6SD8SD10SD12
    Hole RangeØ110-Ø135mmØ155-Ø190mmØ155-Ø203mmØ195-Ø254mmØ254-Ø311mmØ305-Ø445mm
    Connection ThreadAPI2 3”/8REG

    API2 3”/8REG

    API3 1”/2REG

    API2 7”/8REG

    API3 1”/2REGAPI4 1”/2REGAP6 5”/8REGAPI6 5”/8REG
    Working Pressure1.2-2.0Mpa1.3-2.3Mpa1.5-2.5Mpa1.5-3.0Mpa2.0-3.5Mpa2.0-3.5Mpa
    Impact Rate at 17 Bar30HZ28HZ25HZ22HZ20HZ20HZ
    Recommended Rotation Speed25-40r/min20-35r/min20-30r/min15-25r/min

    15-25r/min

    20-35r/min

    15-25r/min
    Air Consumption

    1.0Mpa:

    6.0m³/min

    1.8Mpa:

    9.0m³/min

    2.4Mpa:

    14.0m³/min

    1.0Mpa:

    7.0m³/min

    1.8Mpa:

    14.0m³/min

    2.4Mpa:

    19.0m³/min

    1.0Mpa:

    9.0m³/min

    1.8Mpa:

    18.0m³/min

    2.4Mpa:

    26.0m³/min

    1.0Mpa:

    12.0m³/min

    1.8Mpa:

    22.0m³/min

    2.4Mpa:

    28.0m³/min

    1.8Mpa:

    14.0m³/min

    2.4Mpa:

    65.0m³/min

    1.0Mpa:

    28.0m³/min

    1.8Mpa:

    50.0m³/min

    2.4Mpa:

    71.0m³/min

    Feature Advantage


    1 Price commitment: in order to ensure the high reliability of products, high-quality brand products are selected for raw material selection. Under the same competitive conditions, the products will be provided to customers at a favorable price without reducing the technical performance of products.


    2 Quality commitment: the manufacture and inspection of the products have quality records and testing data, and the performance of the products can stand the customer's inspection.


    3 Customer service: in order to create new Jingang brand, enhance corporate reputation and set up corporate image, we serve customers with the principle of "preferential price, considerate service and reliable product quality".


    NSD Series High Air Pressure DTH Hammers Without Foot Valve
    Item DescriptionWeight(kg)
    NSD4ANSD5ANSD6ANSD8ANSD10ANSD12A
    1, Top Sub6.5013.7020.0034.0059.0070.00
    2, “O” Ring Of Top Sub0.100.0150.0150.0150.030.04
    3, Breakout Ring---0.300.500.80
    4, Chenck Valve0.350.700.701.201.402.00
    5, Spring0.050.100.100.100.300.10
    6 ,Air Distributor1.502.003.506.0010.5016.00
    7, Internal Cylinder2.102.804.206.5012.5025.00
    8, Piston8.5015.0023.0042.5077.00113.00
    9, External Cylinder15.3024.0028.0059.00110.00175.00
    10, Guided Sleeve1.302.602.506.0011.5025.00
    11, “O” Ring Of Stop Ring0.0050.010.010.010.010.01
    12, Stop Ring0.200.500.501.201.504.50
    13, Breakout Ring---0.300.500.08
    14, Drive Chuck4.007.507.5016.0031.5048.00
    15, Drill Bit9.8016.0027.0037.00108.00165.00

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