China wholesale Membrane Bio Reactor - UF Membrane Module 9 inch PVDF Ultrafiltration Membrane Module UFf2880 Replacing Project – Bangmo

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China wholesale Membrane Bio Reactor - UF Membrane Module 9 inch PVDF Ultrafiltration Membrane Module UFf2880 Replacing Project – Bangmo Detail:

Applications

Drinking treatment of tap water, surface water, well water and river water.
Pretreatment of RO.
Treatment, recycle and reuse of industrial waste water.

Filtration Performance

This product is proven to have below filtering effects according to the service conditions of different water sources:

Ingredient	Effect
SS, Particles > 1μm	Removal Rate ≥ 99%
SDI	≤ 3
Bacteria, Viruses	> 4 log
Turbidity	< 1NTU
TOC	Removal Rate: 0-25%

*Above data is obtained under the condition that feeding water turbidity is < 25NTU.

Product Parameters

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Technical Parameters

Filtering Type	Outside-in
Membrane Material	Modified PVDF
MWCO	200K Dalton
Membrane Area	77m2
Membrane ID/OD	0.8mm/1.3mm
Dimensions	Φ225mm*2360mm
Connector Size	DN50 Clamping; Air Inlet – 10mm air pipe

Application Data

Pure Water Flux	11,000L/H (0.15MPa, 25C)
Designed Flux	40-120L/m2.hr (0.15MPa, 25C)
Suggested Working Pressure	≤ 0.2MPa
Maximum Transmembrane Pressure	0.15MPa
Maximum Backwashing Pressure	0.15MPa
Air Washing Volume	0.1-0.15N m3/m2 .hr
Air Washing Pressure	≤ 0.1MPa
Maximum Working Temperature	45C
PH Range	Working: 4-10; Washing: 2-12
Operating Mode	Cross Flow or Dead End

Feeding Water Requirements

Before feeding water, a security filter < 50 μm should be set to prevent blockage caused by large particles in raw water.

Turbidity	≤ 25NTU
Oil & Grease	≤ 2mg/L
SS	≤ 20mg/L
Total Iron	≤ 1mg/L
Continuous Residual Chlorine	≤ 5ppm
COD	Suggested ≤ 500mg/L

*Material of UF membrane is polymer organic plastic, there must not be any organic solvents in raw water.

Operating Parameters

Backwashing Flow Rate	100-150L/m2.hr
Backwashing Frequency	Every 30-60min.
Backwashing Duration	30-60s
CEB Frequency	0-4 times per day
CEB Duration	5-10min.
CIP Frequency	Every 1-3 months
Washing Chemicals:
Sterilization	15ppm Sodium Hypochlorite
Organic Pollution Washing	0.2% Sodium Hypochlorite + 0.1% Sodium Hydroxide
Inorganic Pollution Washing	1-2% Citric Acid/0.2% Hydrochloric Acid

Component Material

Component	Material
Membrane	Modified PVDF
Sealing	Epoxy Resins
Housing	UPVC

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Cross Flow Membrane Filtration