Bubble Disc Diffuser

Sewage Treatment Aeration

product Name: DD350
size:12 inch
material:EPDM/silicon
Bubble type: fine bubble
Description: Sewage Treatment Aeration supplier from China by by costly and quality,Tube Settler Systems for Clarification, tube settlers, MBBR, biofilter ,MBR fiber follow membrane, disc diffusers and other plas
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Bubble DISC diffusers

Product Description

Whole Aeration system included the aerator(bubble diffuser) gas distribution pipes, tees, crosses, elbows, regulators, connectors, cleaning devices and other components. Usually gas distribution pipelines is the usual circular arrangement, diffuser quantity is according to the air capacity and ponds size. The diffuser and gas distribution pipelines using G3 / 4 threaded connection, the base is inner thread (fixed in the pipeline), diffuser is externally threaded.

Finds Application In :

1. Aeration for SBR reaction basin, contact oxidation pond, and activated sludge aeration

basin in sewage disposal plant;

2. Aeration for denitrification / dephosphorization aerobic processes;

3. Aeration for excreta and animal wastewater treatment plant;

4. Aeration of deep aeration basin;

5. Aeration for high concentration wastewater aeration basin, and aeration for regulating pond of wastewater treatment plant;

6. Aeration of fishpond and other applications.

Features

1.Simple structure, ease of installation

2.Tight sealing without air leakage

3.Maintenance-free design, long service life

4.Corrosion resistance and anti-clogging

5.High oxygen transfer efficiency

Technical Specification

Technical Specification
item number	DD170	DD215	DD260	DD350
Bubble Type	Coarse bubble	Fine bubble	Fine bubble	Fine bubble
Size	6 inch	8 inch	9 inch	12 inch
Material	EPDM/Silicon membrane	EPDM/Silicon membrane	EPDM/Silicon membrane	EPDM/Silicon membrane
	ABS/PP carrier plate	ABS/PP carrier plate	ABS/PP carrier plate	ABS/PP carrier plate
Connector	3/4^''NPT male thread	3/4^''NPT male thread	3/4^''NPT male thread	3/4^''NPT male thread
Bubble Size	4-5mm	1-2mm	1-2mm	1-2mm
Design Flow	1-5m³/h	1.5-2.5m³/h	3-4m³/h	5-6m³/h
Flow Range	6-9m³/h	1-6m³/h	1-8m³/h	1-12m³/h
SOTE	≥10%(6m submerged)	≥38%(6m submerged)	≥38%(6m submerged)	≥38%(6m submerged)
SOTR	≥0.21kg O₂/h	≥0.31kg O₂/h	≥0.42kg O₂/h	≥0.75kg O₂/h
SAE	≥7.5kg O₂/kw.h	≥8.9kg O₂/kw.h	≥8.9kg O₂/kw.h	≥8.9kg O₂/kw.h
Headloss	2000-3000Pa	2000-4500Pa	2000-4300Pa	2000-4200Pa
Service Area	0.5-0.8m²	0.2-0.64m²	0.25-1.0m²	0.4-1.5m²
Service Life	>5year	>5year	>5year	>5year