Product Details

Air disk bubble diffuser

Air disk bubble diffuser for transferring air and oxygen together with air to sewage or industrial wastewater. Microorganisms in water require oxygen to break down pollutants. The Air Disc Fine Bubble Diffuser series combines an effective design with low installation cost, reliability and high performance during intermittent and continuous aeration. Specially designed slits cut slits, slits and patterns for high oxygen transmission and long-term operation

Technical Table

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)	4-6	4-6	4-6
Theoretic dynamic efficeny(kgO2/kw.h)	6.5	6.5	6.5
Drag loss(pa)	<3000	<3000	<3000
Shape	Arch type	Arch type	Arch type
Shape	Flat type	Flat type	Flat type
Connection	3/4 NPT male thread	3/4 NPT male thread	3/4" NPT male thread

Material

Parts	Material	Features
membrane	EPDM/silicon	Easy to open
support plate	ABS	Large service area
Check valve	PP	The aerator diaphragm has sufficient extension
O-ring	EPDM	Good sealing performance
Saddle support	ABS/EPDM/UPVC	Strong overall strength and long service life