• Products Details

Relying on professional technicians,Shandong Better Environmental Protection Technology Co.,ltd has rich experience in researching and developing products, one of which is our Dissolved Air Floatation Machine for paper mill sewage treatment. It is developed based on the latest industry trend and customers' needs. The product is widely used to tackle the problems arising in the field(s) of Water Treatment Machinery. Dissolved Air Floatation Machine for paper mill sewage treatment is not only manufactured to draw the attention of people but also to bring them convenience and benefits. Designed by creative designers, NCINERATOR, DAF, SEWAGE TREATMENT, SLUDGE DEWATEIRNG presents a style of aesthetics. In addition, it is excellent characterized thanks to the adopted high-quality raw materials and high-end technologies.

Condition:NewApplicable Industries:Hotels, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Retail, Printing Shops, Construction works , Energy & Mining, Food & Beverage Shops, Advertising Company
Showroom Location:Egypt, Turkey, United States, Italy, Viet Nam, Philippines, Brazil, Peru, Saudi Arabia, Indonesia, Pakistan, India, Mexico, Russia, Spain, Thailand, Morocco, Kenya, Argentina, Chile, UAE, Colombia, Algeria, Sri Lanka, Romania, Bangladesh, South Africa, Kazakhstan, Ukraine, Kyrgyzstan, Nigeria, Uzbekistan, Tajikistan, Malaysia, AustraliaVideo outgoing-inspection:Provided
Machinery Test Report:ProvidedMarketing Type:Hot Product 2021
Warranty of core components:1 YearCore Components:Gearbox, Pressure vessel, Pump, Gear, Bearing, Engine, Motor, PLC
Place of Origin:Shandong, ChinaBrand Name:BETTER
Material:customized, Stainless Steel/Carbon steelWeight:customized
Warranty:1 Year, One yearProductivity:100L/Hour
Weight (KG):3000 kgName:Dissolved Air Flotation Machine for Sewage Treatment
Color:Silver Grey/Blue/Green/etcUsage:water treatment equipment
Capacity:4-300m3/hFunction:Filtering Suspended Matter
Application:Water treatmentAfter Warranty Service:Spare parts
After-sales Service Provided:Online support

 Solution Advice:   Installation &. Operation Guide.
You can provide us the water sources, water quality, flow rate and ground area, material requirements about your project, then more technical solutions will be suggested to you.

 Why choose us 
1. We consistent good quality with reasonable price.
2. Big company, good reputation, more reliable.
3. Delivery in time.
4. Over 15 years' experience since 1991.
5.Considerable after-sales service.

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.

Packaging & Delivery
Packaging Details  Seaworthy package
Delivery Time      Within 20 days after receipt of deposit

 Dissolved Air Floatation Machine for paper mill sewage treatment



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.

Treating effect test result:


 Dissolved Air Floatation Machine for paper mill sewage treatment

 Dissolved Air Floatation Machine for paper mill sewage treatment


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

Dissolved Air Floatation Machine for paper mill sewage treatment

Dissolved Air Floatation Machine for paper mill sewage treatment

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

5.Technical parameter: 

Specification Capacity (m3/h) Dissolved gas water
Main dynamo power (kw) Foam scraper power
Air compressor power
Dissolved air tank size 
Overall dimension  (mm)
YW-05 4-5 1.5-2 3 0.55 1.5 Φ400x1000 3300x1800x2200
YW-10 8-10 2-3 4 0.55 1.5 Φ500x1512 4000x2100x2200
YW-20 15-20 5-7 7.5 0.55 1.5 Φ500x1512 4600x2400x2200
YW-30 20-30 6-10 7.5 0.55 1.5 Φ500x1512 5200x2600x2400
YW-40 30-40 8-13 7.5 0.75 2.2 Φ600x1880 6000x2600x2400
YW-50 40-50 15-20 7.5 0.75 2.2 Φ600x1880 7000x2600x2400
YW-60 50-60 18-27 11 0.75 2.2 Φ600x1880 7600x2800x2400
YW-80 70-80 24-32 7.5 0.75 3 Φ650x2034 9200x2800x2400
YW-100 90-100 30-35 15 0.75 3 Φ700x1980 10000x2800x2600
YW-150 125-150 60-80 22 1.1 4 Φ800x1980 13500x2800x2600
YW-200 175-200 80-100 22 1.1 5.5 Φ800x2100 15800x2800x2600
YW-250 225-250 110-120 22 1.1 5.5 Φ800x2400 15200x3400x2600
YW-300 280-300 120-180 37 1.1 5.5 Φ1000x2900 19200x3400x2800

Dissolved Air Floatation Machine for paper mill sewage treatment


Dissolved Air Floatation Machine for paper mill sewage treatment


Dissolved Air Floatation Machine for paper mill sewage treatment

 Dissolved Air Floatation Machine for paper mill sewage treatment

Dissolved Air Floatation Machine for paper mill sewage treatment


1.Q:Are you a factory or trading company?
  A: We are a factory, we have rich experience for manufacuring water processing equipment for more than 10 years.
2.Q:Where is your factory located? How can i visit there?
  A: Our factory is located in No.1137 Guanhai road , Zhucheng City, Shandong Province, China. It is about 2 hours from Qingdao airport. We can pick you up if you need, welcome to visit our factory.
3.Q: Do you have  minimum order quantity request?
  A: No minimum order, but it can get a discount if you order a large quantity.
4.Q: Do you have  certificates?
  A: Yes, we have ISO,SGS certificate.
5.Q: Can you meet my special requirements for my products?
  A: Yes, we have a professional design team. We can provide drawings according to your requirements.

6. Q:How to buy your idea products?
   A:You can provide us your water sources, water quality, flow rate and ground area (connect us for more details).

7. Q:How to pay?
  A: TT and L/C are acceptable and TT will be more appreciated. 30% deposit before producing, 70% balance before loading by TT.

8. Q:What is the delivery time?
  A: It depends on order quantities. Generally speaking, the delivery time will be within 4 to 6 weeks.

9. Q: How to pack the products?
  A: We use standard package. If you have special package requirements, we will pack as required, but the fees will be paid by customers.

10. Q: How to keep your equipments from corrosion? 
    A: We use the world-famous paint, like SigmaCoatings,PainBow,etc. What's more, we paint strictly according to the standard process.

11. Q: How do you manufacture your equipment ?
    A:Our  machining technology  includes laser/plasma cutting, automatic welding,CNC cutting and bending.
12. Q:How to install after the equipments arriving destination? 
    A: We will provide detailed illustrations to you. If it is necessary, we will send technicians to help you. However, the visa fee, air tickets, accommodation, wages will be paid by buyers.

Dissolved Air Floatation Machine for paper mill sewage treatmentDissolved Air Floatation Machine for paper mill sewage treatmentDissolved Air Floatation Machine for paper mill sewage treatment



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"There is no best; only better", we are dedicated to make every effort to help create Better global environmental protection!

They are all manufactured according to the strictest international standards. Our products have received favor from both domestic and foreign markets.
They are now widely exporting to 200 countries.

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