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Quick Details

  • Place of Origin: Shandong, China (Mainland)
  • Brand Name: BETTER
  • Model Number: YW
  • Certification: ISO9001;SGS;BV;National patent
  • Application: Oily water treatment
  • Type: Dissolved air floatation
  • Capacity: 1~300m3/h
  • Material: Carbon Steel/stainless steel
  • Color: Customerized
  • Voltage: Customized

Packaging & Delivery

Packaging Details Seaworthy package
Delivery Time Within 20 days

95% Removal Rate Dissolved Air Flotation(DAF) for Oily Water Treatment




Leather/Slaughter Industry, Oily Water Separator


Product Description




Dissolved Air Floatation (Flat-flow type) 


1. Description

YW series Dissolved Air Floatation is mainly for solid-liquid or liquid-liquid separation. Large sum of micro bubbles produced by dissolving and releasing system adhere to solid or liquid particles with same density as waste water to make the whole float to the surface thus achieve the aim of solid-liquid or liquid-liquid separation.


2. Application

(1) Remove oil and TSS.

(2) Separate small particles and algae in groundwater. 

(3) Recover valuable products in industrial sewage such as paper pulp.

(4) Act as secondary sedimentation tank to separate and concentrate suspended particles and sludge.


3. Features

(1) Large capacity, high efficiency and small occupying space.

(2) Compact structure, easy operation and maintenance.

(3) Silt expansion elimination.

(5) Aerate to the water while air floating, it has an obvious effect to the elimination of active agent and foul smell in water. Meanwhile, the increased dissolved oxygen provides a favorable condition to the follow-up process.

(6) It can achieve the best effect in adopting this method when disposing the water with lower temperature, lower turbidity and more algae.

Suitable area:

slaughtering, starch, pharmaceuticals, papermaking, printing and dyeing, 

leather and tannery, petrochemical industry, domestic wastewater, etc.


4. Flow Process Diagram


1. Clear water reservoir    2. Clear water pump    3. Control valve      4.5. Pressure gage  6. Dissolved gas tank


7. Control valve   8. Air compressor   9. Releaser   10. Foam scraper  11. Air floating pond  12. Water collector


13. Jet device   14. Control valve    15. Dosing tank    16. Sewage pump    17. Flow meter    18. Sewage pond




5. Technical Parameter


Product Pictures




Experimental Results



Packaging & Shipping


Company Information


Shandong Better Enviromental Protection Technology Co.,Ltd,
it is the largest environmental protection technology enterprise in Shandong Province, adopted the US technology,
with experience over 10 years on machinery, during the past decade, we won very good reputation among our customers all over the world, ,Turkey, Janpan, Saudi Arabia, Bangledesh, Iran, Iraq, Vietnam, Singapore, Maldives, Malaysia, Argentina, Comlombia, Ecuador, Mexico, Mongolia, UZ, etc, and got the National Patent for this product.
We are the sewage and waste treatment industry expert.

Our Services


1.24-hour a day, 365-day a year access to a toll-free health care professional hotline for questions and trouble-shooting assistance FREELY.




2.all year round on site installation and debugging service abroad with professional engineer guide and training.





Our Customer



Customer Site






Contact Information


Shandong Better Environmental Protection Technology Co., Ltd

Contact person



Job Title

Foreign trade manager






+00 86 13356363253

Wechat/whats app





Guanhai road #1137, Zhucheng City, Shandong Province, 




If  you are interested in our product, please feel free to contact me for further discussion~


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China (Mainland) | Manufacturer, Trading Company
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2 Transactions 10,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $53,000
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