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At a glance

Capacity
From about 10 KLD; larger plants as modular trains
Primary treatment
Bar screen, oil and grease trap, equalisation, neutralisation
Physico-chemical
Coagulant and polyelectrolyte dosing, flash mixer, flocculator, clarifier or tube settler
Biological
Activated sludge, extended aeration or MBBR with fine-bubble diffusers
Tertiary
Pressure sand filter, activated carbon filter; UF / RO for reuse
Sludge
Sludge thickener, filter press or drying beds
  • Textiles
  • Chemicals
  • Pharmaceuticals
  • Food and beverage
  • Paint and ink
  • Automobile and engineering
Quick answerAn effluent treatment plant (ETP) treats industrial wastewater so it can be discharged within pollution control board limits or reused. Filtsap designs and builds ETPs with screening, equalisation, neutralisation, coagulation and flocculation, clarification, biological treatment (activated sludge or MBBR), pressure sand and carbon filtration, and sludge dewatering, sized to your daily flow in KLD and your effluent analysis.

No two effluents are the same. A dye house, an electroplating line and a dairy need very different treatment, so we start from your effluent analysis (pH, COD, BOD, TSS, TDS, oil and grease, colour, heavy metals) and your consent conditions.

See how each stage works in our guide to the ETP and STP process.

Technical specifications

CapacityFrom about 10 KLD; larger plants as modular trains
Primary treatmentBar screen, oil and grease trap, equalisation, neutralisation
Physico-chemicalCoagulant and polyelectrolyte dosing, flash mixer, flocculator, clarifier or tube settler
BiologicalActivated sludge, extended aeration or MBBR with fine-bubble diffusers
TertiaryPressure sand filter, activated carbon filter; UF / RO for reuse
SludgeSludge thickener, filter press or drying beds
UpgradesMLD and ZLD with RO and evaporation

Available models

Effluent typeMain problemTypical treatment
Textile dyeingColour, COD, high TDSEqualisation, chemical treatment, biological, tertiary, RO for ZLD
Chemical and pharmaHigh COD, variable pH, solventsNeutralisation, biological (often two-stage), carbon, evaporation
Food and dairyHigh BOD, fatsOil trap, equalisation, biological
Engineering and electroplatingOil, metals, pHOil separation, chemical precipitation, clarification, filtration

Applications

  • Textiles
  • Chemicals
  • Pharmaceuticals
  • Food and beverage
  • Paint and ink
  • Automobile and engineering

FAQs

What do you need to design an ETP?

Your daily effluent flow (KLD), an effluent analysis (pH, COD, BOD, TSS, TDS, oil and grease), the discharge standard or consent conditions, and the space available.

Can treated effluent be reused?

Yes. After tertiary treatment, UF and RO can recover water for cooling or process use. For zero liquid discharge, the RO reject goes to an evaporator.

Do you upgrade existing ETPs?

Yes. We add stages, replace diffusers, dosing systems, filters and media, and add RO for reuse.

Why buy from Filtsap

Need effluent treatment plants in bulk?

Send the details on WhatsApp or through the form. An engineer reads every enquiry before we quote.

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