Big Discount Abs Submersible Mixer - Increase Oxygen Pump QXB Centrifugal Type Submersible Aerator – Holly Detail:
Products Description
The QXB submersible aerator is used in aeration tanks and aeration sedimentation tanks of sewage treatment plants to aerate and mix the mixture of sewage and sludge, and perform biochemical treatment of sewage or aeration in aquaculture ponds. The intake air volume is 35~320m3/h, the oxygen increase capacity is 1.8~24kg02/h, the motor power is 1.5~22kW.
Working Principle
Working Conditions
1. Medium Temperature: ≤40℃
2. PH: 5-9
3. Liquid Density:≤1150kg/m3
The structure of QXB submersible aerator is directly connected (Fig.A),the rotating impeller generates a centrifugal force in the water, and a negative pressure zone is formed around the impeller through the centrifugal force, so air is sucked in through the intake pipe, the sucked air and water are mixed in the aeration housing, and then this good uniform mixture is automatically discharged from the discharge port .
Products Features
1. Submersible motor directly drive, low noise, high efficiency.
2. Unique design for gas mixture chamber with big air intake volume.
3. Motor with double mechanical seal to ensure longer service life.
4. 12-20 rediated outlets, can bring a mass of bubbles.
5. Inlet with mesh, can avoid impeller being blocked by foreign material.
6. Guide rail available for easy installation&maintenance.
7. Stable operation with thermal protection&leakage sensor.
Technical parameters
Submersible Aerator | ||||||||
No | Model | power | cuerrent | Voltage | Speed | Max Depth | Standard air intake | Standard oxygen transfer capacity |
kw | A | V | r/min | m | m3/h | kg02/h | ||
1 | QXB-0.75 | 0.75 | 2.2 | 380 | 1470 | 1.5 | 10 | 0.37 |
2 | QXB-1.5 | 1.5 | 4 | 380 | 1470 | 2 | 22 | 1 |
3 | QXB-2.2 | 2.2 | 5.8 | 380 | 1470 | 3 | 35 | 1.8 |
4 | QXB-3 | 3 | 7.8 | 380 | 1470 | 3.5 | 50 | 2.75 |
5 | QXB-4 | 4 | 9.8 | 380 | 1470 | 4 | 75 | 3.8 |
6 | QXB-5.5 | 5.5 | 12.4 | 380 | 1470 | 4.5 | 85 | 5.3 |
7 | QXB-7.5 | 7.5 | 17 | 380 | 1470 | 5 | 100 | 8.2 |
8 | QXB-11 | 11 | 24 | 380 | 1470 | 5 | 160 | 13 |
9 | QXB-15 | 15 | 32 | 380 | 1470 | 5 | 200 | 17 |
10 | QXB-18.5 | 18.5 | 39 | 380 | 1470 | 5.5 | 260 | 19 |
11 | QXB-22 | 22 | 45 | 380 | 1470 | 6 | 320 | 24 |
Installation Dimensions | ||||||||
Model | A | DN | B | E | F | H | ||
QXB-0.75 | 390 | DN40 | 405 | 65 | 165 | 465 | ||
QXB-1.5 | 420 | DN50 | 535 | 200 | 240 | 550 | ||
QXB-2.2 | 420 | DN50 | 535 | 200 | 240 | 615 | ||
QXB-3 | 500 | DN50 | 635 | 205 | 300 | 615 | ||
QXB-4 | 500 | DN50 | 635 | 205 | 300 | 740 | ||
QXB-5.5 | 690 | DN80 | 765 | 210 | 320 | 815 | ||
QXB-7.5 | 690 | DN80 | 765 | 210 | 320 | 815 | ||
QXB-11 | 720 | DN100 | 870 | 240 | 400 | 1045 | ||
QXB-15 | 720 | DN100 | 870 | 240 | 400 | 1045 | ||
QXB-18.5 | 840 | DN125 | 1050 | 240 | 500 | 1100 | ||
QXB-22 | 840 | DN125 | 1050 | 240 | 500 | 1100 |
Product detail pictures:


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We thinks what customers think, the urgency of urgency to act in the interests of a customer position of principle, allowing for better quality, lower processing costs, prices are more reasonable, won the new and old customers the support and affirmation for Big Discount Abs Submersible Mixer - Increase Oxygen Pump QXB Centrifugal Type Submersible Aerator – Holly, The product will supply to all over the world, such as: Greenland, Nairobi, Bangladesh, Our staffs are rich in experience and trained strictly, with professional knowledge, with energy and always respect their customers as the No. 1, and promise to do their best to provide the effective and individual service for customers. The Company pays attention to maintaining and developing the long-term cooperation relationship with the customers. We promise, as your ideal partner, we will develop a bright future and enjoy the satisfying fruit together with you, with persisting zeal, endless energy and forward spirit.

This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
