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300mm High quality Flat Air fine bubble type diffuser aeration disc Aerator for sale
Fine bubble diffuser is an important equipment for aeration and oxygenation of water supply and drainage, which is suitable for municipal sewage, industrial wastewater and other sewage treatment. The disc microporous fine bubble diffuser is equipped with a check valve, which can prevent the sewage from flowing back when the gas stops; the diaphragm has a long service life, which can be used for 5-8 years; the design is simple, the price is low, and the cost performance is high.
Over 6300 perforations in Dn215mm fine bubble diffuser, air deflector diameter is 0.5cm, the contact sapce with membrane is 0.15cm, which make the opening rate of membrane can reach 99.9%. Also improve oxygenation capacity, oxygen utilization rate and reduce ventilation.
Model | φ215mm | φ260mm | φ300mm |
Size | 8 inch | 9 inch | 12 inch |
Bubble size | 1-2mm | 1-2mm | 1-2mm |
Working air flow (m3/h) | 1.5-3 | 2-5 | 2-8 |
Designed air flow(m3/h) | 2 | 3 | 4 |
Service area(m2/piece) | 0.25-0.45 | 0.35-0.65 | 0.45-0.75 |
Oxygen utilization ratio(%) | >30 | >30 | >30 |
Oxygenate capability(kgO2/h) | 0.13-0.35 | 0.18-0.45 | 0.25-0.5 |
Water submerged depth(m) | 4-8 | 4-8 | 4-8 |
Theoretic dynamic efficeny(kgO2/kw.h) | 6.5 | 6.5 | 6.5 |
Drag loss(pa) | <3000 | <3000 | <3000 |
Material | EPDM/silicon membrane ABS support plate | EPDM/silicon membrane ABS support plate | EPDM/silicon membrane ABS support plate |
Shape | Arch type Flat type | Arch type Flat type | Arch type Flat type |
Connection | 3/4 NPT male thread | 3/4 NPT male thread | 3/4" NPT male thread |
Advantage of bubble diffuser
1.Anti-blocking, anti-intrusion
2.High tear resistance
3.Uniform gas distribution, energy saving and high efficiency
4.Anti-aging, anti-corrosion
5.Low resistance loss
Package Type | By carton and pallet |
Shipment terms | FOB, CIF, CFR |
Port | Shanghai, Tianjin |
Delivery time | Within 3~5 working days after receipt or your payment |
Application of EPDM diffuser membrane disc air fine bubble aeration diffuser
1.Aeration of fishpond and other applications
2.Aeration of deep aeration basin
3.Aeration for excreta and animal wastewater treatment plant
4.Aeration for denitrification/dephosphorization aerobic processes
5.Aeration for high concentration wastewater aeration basin,and aeration for regulating pond of wastewater treatment plant
6.Aeration for MBBR reaction basin,contact oxidation pond;activated sludge aeration basin in sewage disposal plant
Hebei Qinghui Plastic Products Co,Ltd was established in 2012, is specialized in water treatment products. Qinghui provides professional personalized fine bubble diffuser, tube settler and Mbbr media for customers.We offer OEM manufacturing with high reliability and stability of performance, efficient and effective satisfaction of our clients. Let our products be the best choice of your solution.
All of we pursuit is to be a most reliable, trustable and competitive supplier to worldwide customers who are sourcing products from China.Welcome to contact us anytime for those products you interest and inquire, and look forward to establishing win-win partnership with your esteemed company.
Q: Whether your company is factory or trading company?
A: Our company has its own workshop, so we can provide the the best quality and the lowest price for you.
Q: What's the material of your membrane?
A: We can provide three kinds of membrane materials, including EPDM, PTFE and Silicone. The raw materials are 100% imported from
Germany.
Q: What about the slit quantity of membrane?
A: 8 inch(≥6500), 9 inch(≥8500), 12 inch(≥11000).
Q: What about the MOQ?
A: 10 pieces.
Q: What are the accessories of fine bubble diffuser?
A: Aerator pipe, Horizontal regulating support, Connector, saddle, etc.
Q:Any samples can be provided?
A: Yes. Samples within 2 pieces can be provided for free.
Q: What is your terms of delivery?
A: Normally within 7~10 days against down payment
