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Industry Standards & Safety

Preventing Fugitive Emissions with Next-Gen Low-Emission Spiral Wound Gaskets

Michael VanceSenior Applications Specialist • TXCO Engineering
August 02, 2026
5 min read
Preventing Fugitive Emissions with Next-Gen Low-Emission Spiral Wound Gaskets

The Rising Mandate for Clean Air Compliance

Refineries and chemical processing plants are facing increasingly strict environmental standards worldwide. Fugitive emissions from flanged connections account for a significant portion of volatile organic compound (VOC) releases, making gasket selection a top environmental priority.

Modern ASME B16.20 compliant Spiral Wound Gaskets (SWG) with inner rings (Style CGI) eliminate radial inward buckling, ensuring consistent winding compression under high bolt stress.

"Inner rings are no longer optional on ASME B16.20 Class 900+ and PTFE-filled spiral wound gaskets; they are a standard safety mandate to prevent hazardous core collapse."

Optimized Winding Density and High-Purity Graphite

By utilizing nuclear-grade flexible graphite (min. 99.8% carbon purity) and tighter wind counts per radial inch, TXCO Low-E gaskets reduce micro-porosity permeation by over 80% compared to standard industrial windings.

TOPICS:#Fugitive Emissions#Spiral Wound#ASME B16.20#Low Emission

Written by Michael Vance

Senior Applications Specialist at TXCO Sealing Products. Specializing in advanced metallic materials, high-pressure flange joint integrity, and zero-emission critical sealing systems.

From high-performance gaskets, hoses and fasteners to custom-engineered sealing solutions, TXCO helps customers solve demanding applications with reliable products, technical expertise and responsive support.

Just call us on +91 6302 152 938

info@txco.co
TXCO Sealing Products Assortment