RisingSun Membrane with location in Beijing China is a professional membrane products' manufacture for Microfiltration, Ultrafiltration, Nanofiltration, Reverse Osmosis. We are and will be always focusing on membrane research and development to meet customers' strict filtration needs. We can supply spiral-wound, flat sheet. Besides, we are active for specialty membrane development for Wastewater treatment, Biotech fermentation, Pharmaceuticals intermediates, Dye and E-coat process.
For acid and alkali recycling industry, we can provide membrane withstand 20% NaOH solution, good chemical stability, long working life and high separation efficiency.
NF flat sheet membrane
| NF membrane |
Rejection (%) |
Flux rate (LMH) |
Replacement reference |
Typical applications |
|
| NF1 |
≥99.0 |
43 |
NF90 |
Soft water;
Acid and caustic recovery; Precious-metals recovery;
Dye concentration, desalination;
Whey desalination;
Antibiotic concentration; Polysaccharide desalination;
BOD/COD removal; etc. |
| NF2 |
≥99.0 |
42 |
NF245 |
| NF3 |
≥97.0 |
55 |
NF270 |
| NF4 |
≥98.0 |
50 |
GE DL |
| NF5 |
≥98.5 |
38 |
GE DK |
| NF6 |
≥90.0 |
18 |
SelRO MPS-34 |
| NF7 |
85.0-95.0 |
60 |
XN45 |
|
Flow rate and rejection are based on below testing conditions:
NF1-NF3 : 2000 ppm MgSO4, 70psi(0.48MPa), 25ºC;
NF4, NF5 : 2000 ppm MgSO4, 110psi(0.76MPa), 25ºC;
NF6 : 2000 ppm, MgSO4, 142psi(1.0 MPa), 25ºC.
NF7-NF8 : 2000 ppm MgSO4, 110psi(0.76MPa), 25ºC;
Features
High thermal and chemical resistance
Precise MWCO
High flux capacity
Fouling resistant
Long service life
High temperature resistance
Applications:
Water treatment
Specific liquid concentration;
Sea water desalination;
Landfill leachate;
Wastewater treatment,etc.
Acid & Caustic recycle
Why us?
1. We can offer different MWCO from 150Dalton to 3000Dalton membrane sheet.
2. Our membrane sheet performance is the best, but price is lower.
3. Fast delivery time due to we have a great number membrane sheet at stock.
4. Regarding your application, our technical staff can recommend the suitable membrane model.
5. We can cut the membrane sheet to the shap as per customer's request.
6. Free testing sample is available.
7. Stable under 20% NaOH solution.
Audited Supplier 
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