Fine Bubble Disc Air Diffuser with EPDM Membrane, Fine Bubble Disc Aerator of EPDM Membrane

• Warranty: 1yr
• Type: Aerators
• Method: Physical Treatment
• Model NO.: PR-D215
• Usage: Industrial, Hospital, Sewage Treatment Company
• Transport Package: Standard Seaworthy Packing
• Specification: 215mm
• Trademark: Proen
• Origin: China
• HS Code: 8479899990
• Production Capacity: 200000PCS/Yr

Product Description

Brief Introduction
 

This is a hot product with membrane diameter of 215mm. The EPDM membrane could be largely used in most of the waste water treatment with good price and excellent performance. The support base is made by reinforced PP. You could also customize ABS base. Optional membrane of silicone rubber is supported.
We attach great importance to quality control and long time cooperation. Welcome to be our authorized distributor should you have any interest. contact us now!


  

Product Show

Material Property

EPDM rubber does not contain plasticizer, can eternally keep elasticity, not easily cakes and ages, does not get brittle, with robust resistance to high temperature, low temperature, oils and corrosion; its service life is much longer than any other composite rubbers.
EPDM rubber membrane performance parameters are tabulated below:

Item	Unit	Value
Hardness (Shore A)		55-60/85-87
Tensile strength	Mpa	17
Tear breakage elongation, min.	%	>650
Tear strength	N/m	>1.7*10^4
Resilience	%	>45

 

 

Structure and Dimension
 

 

Municipal sewage treatment, industry waste water treatment, etc.  Different membranes are adapted to different kind of waste water.

Installation Methods     

Fixed/liftable

 

Parameters

Mode	PR-D215(7")
Material of Membrane	EPDM	Silicone rubber
Thickness of membrane	2.0mm±0.1mm	2.0mm±0.1mm
Effective diffusion area	0.023 m^2	0.023 m^2
Openings/pc	about 3500 openings	about 3500 openings
Diameter of bubble	0.8mm-1.5mm	1.0mm-1.8mm
Lifetime of membrane	>6yrs	>6yrs
Standard volume of aeration	1.5m³/h-2.5m³/h	1.5m³/h-2.5m³/h
Aeration range	1m³/h-5m³/h	1m³/h-5m³/h
Resistance loss	2.0kPa-4.5kPa	2.0kPa-4.0kPa
Standard oxygen transfer rate (depth of water:6m)	≥38%	≥36%
Standard oxygenation capacity	≥0.30kgO2/h	≥0.28kgO2/h
Theoretical power efficiency	≥9.1kgO2/kw.h	≥8.9kgO2/kw.h
Service aera	0.2m^2/pc-0.64m^2/pc	0.2m^2/pc-0.64m^2/pc

Test was made under standard condition, i.e., clean, oxygen-free water (20ºC), air pressure is 1.013*10⁵ 
 

Packing/Component Info

 

Model	PR-D215	PR-D270	PR-330
Weight/Set	0.49kg	0.68kg	0.96kg
Weight/Carton	17.5kg	18.5kg	24kg
Pcs/Carton	34	26	24
Ball Check Valve	Non	Non	For DN80 Pipe
Material of Support Base	Reinforced PP	Reinforced PP	ABS
Outer Diameter of The Support Base	225	270	340
Specification of Connection Part	DN20 Screw Connector
Pipes Applied To	DN50~DN100
Holder	Wedged Holder
Material of Holder	ABS

    

About Us

Established in Y2010, Guangzhou Jingzhiquan Environmental Protection Technology Co., Ltd. is a professional solution provider and equipment manufacturer for wastewater treatment and odor treatment.
We attach great importance on high-tech development, quality and service.
By working with domestic scientific institutions and foreign companies in environment protection field, we have launched disc aerator, tube aerator, plate aerator, rotational flow aerator, jet aerator, biofilter, reactive oxygen ion equipment, etc., which have been widely used for municipal sewage treatment, industrial wastewater treatment, air purification and odor treatment. We have our own factory to make perfect products, technicians with 15yrs+ experience to provide professional consultations and solutions, and experienced engineers to fulfill the installation and maintenance.

Q&A

Q1: Are you a trader or a factory?
A1:We are trader and we have our own factory.
Q2: Do you provide technical consultation?
A2: Yes, we do. We have technicians and engineers to help you with design and provide professional consultation as per your demand.
Q3: Can I visit your factory?
A3: Yes, you are welcome. Please contact our sales to arrange the reception.
Q4: Is your membrane made in China or somewhere else?
A4: We have membrane made in China and made in Germany. We provide two choices for you. Each has it is own advantages.