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7.5kw Roots Blower 2 Stage Vacuum Pump For Waste Sewage Treatment

Categories Two Stage Vacuum Pump
Brand Name: GOORUI
Model Number: GHBH 010 36 2R7
Certification: CE/TUV/ISO9001-2001/SGS/ROHS
Place of Origin: CN
MOQ: 1set
Price: USD650-USD850/SET
Supply Ability: 1000SETS/MONTH
Packaging Details: 1SET/CARTON
Power: 7.5kw
Material: Aluminium
Max air flow: 320m3/h
Rated pressure: 5700mbar
Rated vacuum: -440mbar
Noise: 73db
Weight: 77kgs
Current: 16.7/9.6Y
Pipe size: G2''
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    7.5kw Roots Blower 2 Stage Vacuum Pump For Waste Sewage Treatment

    Product name

    7.5kw waste water treatment sewage treatment vacuum pump

    Working principle in Waste water treatment /Sewage treatment

    Sewage treatment mainly equip side channel blower to increase oxygen in the aeration tank, accelerate the growth of aerobic microorganisms, thereby purify the waste water . Side channel blower is crucial for sewage treatment, it will directly determine energy consumption and the function.

    Water treatment types

    Industrial waste water treatment
    Sanitary sewage treatment
    Underground/Buried wastewater treatment

    GOORUI Blower general features

    • Oil free and low noise
    • More than 20000hours operation lifetime
    • No routine maintenance with stable performance
    • Easy installation and no vibration
    • SKF , NSK , ORS high quality bearing adapted
    • Insulation class: F/H,
    • Protection class: IP54/IP55
    • Wide voltage range and frequency range 28-60hz
    • Either used for suction ( vacuum ) or discharge ( pressure )

    GOORUI advantages in Waste water treatment /Sewage treatment

    • High pressure (up to 100KPa), most of the application is 5.5 meters below the depth of the treatment tank;
    • GHBG series is generally used in the buried water treatment;
    • Small size, light weight, shockproof foot design,
    • No special manufacturing and installation basis;
    • It can be 24 hours continuous non-stop operation;
    • Maintenance-free design, without additional routine maintenance,
    • great savings in maintenance costs, reduce the loss may be due to downtime;
    • No oil pollution, do not need to refuel and replace the transmission belt;
    • The use of common pipelines, direct pipeline layout, two or three individuals to complete the work of the draft, or even a person can quickly install a great increase in the efficiency of the aeration system installation;
    • Relative to the Roots blower, low noise, the installation of silencers, lower noise!
    • Can meet the indoor noise requirements;
    • Adopt ADC12 material intact die-casting molding, have extremely strong weather ability,
    • Adapt to open-air working environment, without special protection, only need a rain cover (electrical junction box part);

    Technical data

    Model No.GHBH 7D5 36 2R7
    Max Airflow320m3/h385m3/h
    Max Vacuum440mbar440mbar
    Max Pressure500mbar500mbar
    Gloss Weight75kgs
    Speed of rotation2850/3450r/min
    Level of protectionIP54
    Insulation classF

    Other Business Terms

    • Unit price: can be discussed with sales
    • MOQ: 1 Set
    • Delivery time: 3-10days
    • Payment terms: by TT, 100% before delivery or 30% deposit, 70% balance against copy of BL.
    • Delivery terms: EX-WORK, CIF, FOB, DDP, DDU is available;

    After-sales service

    When the blower has been risen for a problem, we need the customer provide following data sheet:

    Firstly, we need the clear pictures of the blower, also the working site pictures, and the description details of the problem.

    Secondly, we will feedback the information to our engineer to check and find a diagnosis to the problem.

    If the problem is a small quality problem itself, then we will send repair instruction to you to fix, if any accessories broken, we will send the new accessories to you, also, we would consider sending a new blower to you depends on the situation.

    If the problem was caused by customers' improper use of blowers, we will also offer you instruction how to repair it. And if need the accessories, we also supply the accessories to you with charges.


    Within 3 months, send a free brand-new blower while ocean freight/express courier is on customer's account.

    Within 24months sending instruction via email and give a diagnosis to the problem. Then send free accessories while express rate is on customer’s account.


    Goorui blower has been widely used in more than 100 different applications. It can be used for vacuum propose, such as printing machine, dental suction machine,vacuum cleaner, central vacuum system,air knife system, drying machine,PCB drying machine, CNC router, vacuum lifting,etc;

    Or it can be used for pressure propose, such as water,waste water treatment, spa aeration, aquaculture, bio-gas conveying,oil treatment equipment,Gas analysis, Smoke extraction equipment,Milking equipment,Bottling equipment,Feeding machine,TEXTILE machine,etc;

    Hot-sales GOORUI models in wastewater treatment

    GHBH series :

    GHBH 1D7 34 2R3 ,1.3KW
    GHBH 002 34 2R4, 1.6kw
    GHBH 003 34 2R4, 2.2kw
    GHBH 004 34 2R5, 3.0kw
    GHBH 5D5 36 1R7, 4.0kw
    GHBH 7D5 36 AR8, 5.5kw
    GHBH 5D7 36 2R7, 4.3kw
    GHBH 7D5 36 2R7, 5.5KW
    GHBH 010 36 2R7, 7.5kw
    GHBH 015 36 2R8, 11kw

    GHBG series:

    GHBG 1D2 34 2R2, 0.81kw
    GHBG 1D7 34 1R4, 1.1kw
    GHBG 002 34 2R4, 1.5kw
    GHBG 003 34 2R5, 2.2kw
    GHBG 4D4 34 2R4, 3.3kw

    GHBH 020 36 2R8, 15kw

    Application abstract graph

    How to select the correct blower model for waste water /sewage treatment ?

    Pre-sales Basic conditions we should to know :

    1. Sewage Type:
    industrial sewage
    sanitary sewage
    Buried sewage
    chemical sewage

    2.Aeration Methods:

    aeration disk
    micro aeration pipe
    PVC perforated □ aerator □ others

    3. Area of the sewage Treatment Tank : ( L*W*H )
    4. The depth from the aeration to the surface of the water ;
    5. The Proportion of the Sewage;The numbers of the blasting aeration pool;
    6. The capacity of the sewage Treatment system ;
    7. Diameter of the aeration disk (mm );Qty of the aeration disk;
    8. The Length of the aeration pipe ;

    Pre-sales other conditions we need to know:

    Model of the old blower used (brand) ;
    Requested pressure;
    Requested airflow m3/h;
    Power & voltage ;
    Temperature of sucked air ℃ ;
    Ambient temperature ℃ ;
    Altitude of working place;


    Sales terms

    Production team:

    Oversea exhibitions


    Dongguan Foersheng Intelligent M&E Co.,Ltd

    Hong Kong Fenglisheng Group Company Limited

    ADD: 1st Floor,1st Bldg,Pengdong Ind Park,Shuilian Moutain, DongGuan,China

    Offical website:

    Attn: Vivi Tang


    If you are interested, leave us a message!!!

    Quality 7.5kw Roots Blower 2 Stage Vacuum Pump For Waste Sewage Treatment for sale
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