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Optima Water Solutions designs and supplies Nano Filtration Plants in Andhra Pradesh for selective removal of divalent ions, colour, hardness, and specific organic compounds while allowing monovalent salts to pass — delivering partially softened, colour-free water for textile, food, pharmaceutical, and municipal applications. ISO 9001:2015 certified with 12+ years of experience.
Nanofiltration (NF) is a membrane filtration process with pore sizes between Ultrafiltration (UF) and Reverse Osmosis (RO) — typically 0.001–0.01 microns. NF membranes selectively reject divalent and multivalent ions (calcium, magnesium, sulphates, heavy metals) while allowing monovalent ions (sodium, chloride) to pass at lower operating pressure than RO.
This selective rejection makes NF ideal for water softening, colour removal from textile effluent, natural organic matter (NOM) removal, and pharmaceutical process water where partial demineralisation is required without full RO treatment.
NF systems consume 30–50% less energy than equivalent RO systems due to lower operating pressures.
Facilities operating near APSEZ Visakhapatnam, Polepally SEZ, Sri City Industrial in Andhra Pradesh face close scrutiny over wastewater discharge. AP Pollution Control Board (APPCB) regulates industrial effluent. Pharmaceutical, steel, and aquaculture industries face strict treatment requirements. ZLD mandated for several industrial categories.
Optima Water Solutions has built a track record of NF Plant installations serving Andhra Pradesh and the surrounding area, with local support for commissioning, operator training, and ongoing maintenance.
Key industrial areas we serve in Andhra Pradesh:
Ion analysis — calcium, magnesium, sulphates, colour, NOM. Membrane selection for target rejection.
NF membrane array design. Pre-treatment requirements. Antiscalant programme. Recovery calculations.
Skid-mounted NF system. Factory tested. Site installation and integration with pre/post treatment.
Performance testing — rejection rates, permeate quality, recovery. CIP programme setup. Training.
Textile Effluent
Water Softening
Pharmaceutical
Food Processing
Colour Removal
Municipal Water
Natural Organic Matter
Dairy Industry
Get a free site visit and custom proposal from our engineers within 48 hours. ISO 9001:2015 certified. 158+ projects delivered across India.
NF plant cost in Andhra Pradesh starts from ₹2–4 Lakh for 500 LPH systems and ranges to ₹15–30 Lakh for 10 m³/hr capacity. Large industrial NF systems for textile colour removal or municipal softening can cost ₹50 Lakh to ₹1 Crore+. Call Optima at +91 9711880791 for a detailed quote.
RO removes almost all dissolved salts (95–99% TDS rejection). NF selectively rejects divalent ions and larger molecules while allowing monovalent salts to pass — operating at 30–50% lower pressure than RO. Use NF when you need colour removal, hardness reduction, or partial demineralisation without full TDS reduction.
Yes. NF is very effective for colour and COD removal from textile dyeing effluent in Andhra Pradesh. NF permeate is typically colour-free and can be recycled to dyeing processes, saving fresh water. The concentrate (reject) goes to the ETP for further treatment. NF + ZLD is a common combination for textile ZLD systems.
Yes. NF effectively removes hardness (calcium, magnesium) and sulphates without using salt-based ion exchange. Unlike conventional softeners that require regeneration with salt (adding sodium to effluent), NF physically separates hardness ions without chemical addition. Preferred choice where salt discharge is restricted.
NF membranes typically last 3–7 years with proper maintenance. Regular backwash, CIP cleaning, and antiscalant dosing are essential. Optima provides AMC services in Andhra Pradesh including scheduled CIP, performance monitoring, and membrane replacement when required.
Our engineers in Andhra Pradesh are available for a free site visit and assessment.