Flue Gas Desulfurization

Highly Efficient for SOx Removal for Boiler, Incinerators, Furnaces
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Product Overview

Specialized System for Flue Gas Treatment

TNBi’s Flue Gas Desulfurization (FGD) system is specially designed to handle various processes based on given conditions at high temperature, High SOx load. The system includes an FGD Unit with a Lime / Caustic tower, a Gypsum recovery section, a Lime slurry preparation section, Control System. The scrubber is built to deliver long-term, reliable performance, even in highly corrosive and hazardous environments.
Product USP

What Makes TNBi’s FGD Better?

Performance

Handles Extreme Inlet Temperatures Up To 1100°C

Optimum design for your application

Guaranteed performance to achieve emission norms

Safest for combustible/explosive dust

Inbuilt safety logic and control to safeguard overall operation

Custom MOCs (SS/MS/FRP/PP/Hastelloy, Duplex)

Modular design for scalability and retrofitting

Installation Layout
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Use Cases

Ideal for Mixed Emissions and Extreme Heat

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Cement Kilns & Clinker Coolers

Removes dust, SO₂, NOx and acid fumes in one go.

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Non-Ferrous Metal Smelting

Handles high-temp gases from aluminium, copper, and zinc processing.

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Industrial Waste Incinerators

Captures fine particulate, heavy metals, VOCs, and acidic gases.

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Power Plants & Boilers

Controls dust and flue gases from biomass and fossil-fuel combustion.

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Chemical Process Exhausts

Multi-stage solution for particulate, acid/base, and solvent emissions.

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Multi-Stage Chemical Processing

Supports cascade neutralisation across multi-gas inputs.

Challenges vs TNBi's Solutions

How It Solves Your Top Scrubber Challenges

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“Too many pollutants, need multiple systems”

Cyclone + Venturi + Packed Bed + Demister: all in one unit

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“Our exhaust is over 900° C”

Withstands ≤ 1100°C inlet temp without needing pre-cooling

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“Corrosion, clogging, and noise issues”

Abrasion/corrosion-proof internals + low-noise operation

Case Studies

Proven in the Field

Proven Performance in Pharma
Challenge: High emissions, severe corrosion causing leaks, pressure drop of up to 750 mm Wg, and foaming back to the tablet coater.

TNBi Solution: Replaced the legacy scrubber with an SS304 Venturi-based unit featuring:

  • Horizontal gas entry
  • Open recirculation tank
  • Adjustable venturi
  • Higher liquid flow rate
  • Foam-resistant spray system
Result
  • Zero shutdowns in 2 years
  • ₹1.2Cr saved in maintenance + fines

Tell Us About Your Gas Stream

Are you dealing with 1200°C clinker dust, SO₂-laden fumes, or VOCs fumes? We’ll design a custom multi-stage scrubber that handles it all.
Industry Application

Used Across Furnace, Boiler and Incinerators

Technical Specifications Table
Parameter Specification
Gas Flow Capacity Up to 60,000+ Nm³/hr (based on configuration)
Suitable Gas Types Acidic, Alkaline, VOCs, Mixed
Material of Construction FRP, PP, PVC, SS 316L, Hastelloy C-22
Pressure Drop 25–45 mbar (stage dependent)
FAQ's

Frequently Asked Questions

Can this scrubber handle more than one gas at the same time?
Yes. Our scrubber designs use custom media to treat different acidic gases in one unit.
TNBi’s design minimises clogging and provides easy access to internals, making it very low-maintenance.
In most cases, yes. System can be designed for new and retrofit setups, depending on space constraints.
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