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55kw 8 Bar big air flow 2-stage screw air compressor 2019 popular 2-stage screw air compressors

Categories screw air compressor
Brand Name: ROYAL
Certification: CE
Place of Origin: CHINA
MOQ: 1unit
Price: usd9900
Payment Terms: L/C, T/T, Western Union
Supply Ability: 5000 units per month
Delivery Time: 20days
Packaging Details: plywood case
name: two stage screw air compressor
power: 55kw
pressure: 8bar
air flow: 12.3m3/min
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    • Product Details
    • Company Profile

    55kw 8 Bar big air flow 2-stage screw air compressor 2019 popular 2-stage screw air compressors

    Advantages of two-stage screw air compressors:

    ∎This latest generation of energy efficient air compressors
    can SAVE 15 – 20% on your power bills.Our ground-breaking range
    of DD Series ‘2 Stage’ rotary screw air compressors offer outstanding
    energy savings when compared to conventional single-stage compressors.
    ∎Our extensive range covers capacities from 15.8m³/min@6bar (55kW) up to
    65m³/min@8bar (315kW) and with pressures ranging up to 13 barg.
    ∎This is by far the widest range of two-stage rotary screw air
    compressors available!

    How two-stage screw air compressor saveing energy:

    Sample compressor 250kw 2-stage:
    ∎Air capacity: 250kw single stage compressor 40m3/min @8bar;
    while 250kw two-stage compressor 50m3/min @8bar.
    ∎Power consumption: single stage compressor 250kw + 75kw can make
    50m3/min @8bar, so that 250kw two-stage compressor can save power 75kw,
    and one compressor can work for many years,75kw will save quite a lot.
    ∎Electric motor and inverter, 250kw two-stage compressor, with permanent
    magnet motor, it's high frequency 150hz, it work quite good when compressor
    not work at full load, and normally compressors will not work at full load all the
    time, this way, permanent magnent motor will make no extra consumption as
    fixed speed motors.
    Price, 250kw two-stage PM & VSD compressor,
    it's price is less than 250kw+75kw single stage
    VSD compressors, while make 50m3/min @8bar.

    • Big air capacity 2-stage screw air end
    • 11-50_
    • 24-50_
    • IP55 electric motor
    • 25-50_

    Full detail technical parameters:

    MODEL No.Air flow (m3/min)Power(KW)Noise(Db)Outlet sizeDimension(mm)Weight(KG)
    0.6Mpa0.7Mpa0.8Mpa1.0MpaLengthWidthHeight
    DDM-224.84.64.53.82268G11/4"148411261578840
    DDM-307.46.636.54.53068G11/4"1630121416601050
    DDM-3787.657.56.03768G11/4"1630121416601050
    DDM-4511.210.510.37.34570G2"1834129018101353
    DDM-5515.813.612.39.55570G2"2300130018301534
    DDM-7516.51615.512.87572G2"2300130018301700
    DDM-902120.719.5159072DN652400163019802080
    DDM-11025.524.82419.311072DN652400163019802120
    DDM-1323029282313278DN802800182821504850
    DDM-160353433.527.516078DN802800182821505000
    DDM-18540393832.518578DN1003000190019305900
    DDM-200444342.53720078DN1003000190019306200
    DDM-22052.351.5474222080DN1253860213023808500
    DDM-25055.3545145.525080DN1253860213023808650

    More detail photos of our 2-stage screw air compressors:

    12-50_19-50_22-50_10-50_18-50_


    Our Services

    Long interval maintenance periods:

    Nearly ideal isothermal compression, direct driven method, smart configuration and precision component design and machining, long bearing service life, all of the above essentially extends interval between regular periodical maintenance.


    Company Information

    Shanghai Royal Machinery Co.,Ltd is a high-tech enterprise which specialized in sales and service of compressed air system equipment, and after-treatment equipment, booster compressor, diesel generator and drying equipment, etc.


    We have an experienced team. It not only provide high-quality and high-efficiency compressors for users but also provide the best solution for air system equipment during before-sale, selling and after-sale.


    Welcome to contact us for inquires and quotation.


    Packaging & Shipping

    All of our screw air compressors are packed by export standard plywood case:


    Because of screw air compressor package volume and weight, most of our screw air compressors are shipped by sea.


    Wecome to contact us for more details, we will offer compressor details, oil free screw air compressor use manual, oil free screw air compressor configuration list, oil free screw air compressor instruction drawings, spare parts list, installation drawings, technical support and maintenance training.

    Cheap 55kw 8 Bar big air flow 2-stage screw air compressor  2019 popular 2-stage screw air compressors for sale
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