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MCR Membrane Module Reinforced PVDF BM-SLMCR-30 Replacing Project
Applications
● Purification of surface water.
● Reuse of heavy metal waste water.
● Pretreatment of RO.
Filtration Performance
Below filtration effects are proved according to the use of modified PVDF hollow fiber ultrafiltration membrane in different types of water:
| No. | Item | outlet water index |
| 1 | TSS | ≤1mg/L |
| 2 | Turbidity | ≤ 1 |
Specifications
Size
Chart 1 MBR Size
Technical Parameters
| Filtering?Direction | Outside-in |
| Membrane?Material | Reinforced?Modified?PVDF |
| Precision | 0.03 ?micron |
| Membrane?Area | 30m2 |
| Membrane?ID/OD | 1.0mm/ 2.2mm |
| Size | 1250mm×2000mm×30mm |
| Joint?Size | Φ24.5mm |
Component Material
| Component | Material |
| Membrane | Reinforced?Modified?PVDF |
| Sealing | Epoxy?Resins?+?Polyurethane (PU) |
| Housing | ABS |
Using Conditions
Proper pretreatments must be set when raw water contains a lot of impurities/coarse particles or large proportion of grease. Defoamer must be used to remove foams in membrane tank when necessary, please use alcoholic defoamer which is not easy to scale.
| Item | Limit | Remark |
| PH?Range | 5-9 (2- 12 when?washing) | Neutral?PH?is?better?for?bacterial?culture |
| Particle?Diameter | <2mm | Prevent?sharp?particles?to?scratch?membrane |
| Oil?&?Grease | ≤2mg/L | Prevent?membrane?fouling/sharp?flux?decrease |
| Hardness | ≤150mg/L | Prevent?membrane?scaling |
Application Parameters
| Designed?Flux | 15~40L/m2.hr |
| Backwashing?Flux | Twice?the?designed?flux |
| Operating?Temperature | 5~45℃ |
| Maximum?Operating?Pressure | -50KPa |
| Suggested?Operating?Pressure | ≤-35KPa |
| Maximum?backwashing?Pressure | 100KPa |
| Operating?Mode | Continuous?opeartion, intermittent?backwashing?air?flushing |
| Blowing?Mode | Continuous?Aeration |
| Aeration?Rate | 4m3/h.piece |
| Washing?Period | Clean?water?backwashing?every?1~2h; CEB?every?1~2 days;Offline?washing?every?6~12 months(Above?information?is?for?reference?only, please?adjustaccording?to?actual?differential?pressure?change?rule) |