FGD Stack Liners Solutions

Acid-Resistant Vinyl Ester Resins for FGD Systems

Maximum protection for power plant emissions systems. Our Novolac resins formed the ultimate barrier against the most aggressive acid condensates and high-temperature flue gases.

Industry Challenges

Critical barriers in
fgd stack liners processing.

01
Corrosive acid condensate in flue gas
02
Thermal shock during plant start/stop
03
Abrasion from particulate matter in gas
04
Long-term adhesion to steel/concrete substrates

Lechi Solutions

Advanced chemical
formulations & systems.

Novolac VE Chemistry

Provides the highest cross-linking density for maximum chemical resistance.

Heat-Deflection Stability

Maintains mechanical modulus even under continuous high-temperature exposure.

Flake Glass Intermix

Reduces permeation rates by creating a tortuous path for acid molecules.

Technical Performance Data

Verified metrics for critical fgd stack liners environments.

Base Chemistry
Novolac Vinyl Ester
HDT
130 - 150°C
Tensile Elongation
2.5 - 3.5%
Viscosity (25°C)
400 - 600 mPa·s

Recommended Material Systems

LC-9007

Novolac VE

The industry benchmark for FGD lining systems.

View Technical Details
LC-9001S

Standard VE

Used for less aggressive ducting sections.

View Technical Details

Application FAQ

Expert answers for common fgd stack liners engineering queries.

Can this be sprayed?

Yes, we provide spray-grade Novolac resins for faster internal lining of large stacks.

How does it handle thermal cycling?

Our rubber-modified Novolac versions provide the flexibility needed for expansion/contraction.

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