Secondary Effluent Treatment (Aeration)

Product Overview

Rajshree Group designs and supplies Secondary Biological Treatment Systems for paper mill effluent. Secondary treatment using activated sludge, extended aeration, or UASB (Upflow Anaerobic Sludge Blanket) reactors removes dissolved organic matter (BOD/COD) from mill wastewater. Our systems are reliable, energy-efficient, and designed for consistent compliance with pollution control norms.

Key Features

• ✓Surface aerators or fine bubble diffusers
• ✓UASB reactor for anaerobic pre-treatment
• ✓Clarifier with sludge recycle system
• ✓Sludge return pump and control
• ✓DO monitoring and aeration control
• ✓Nutrient dosing (N and P) system
• ✓Secondary sludge thickening system
• ✓Odour control with biofilter

Applications

• Paper and pulp mill wastewater
• Chemical plant secondary treatment
• Food processing effluent
• Textile industry ETP
• Municipal wastewater treatment