Gasholder seals

Hutchinson designs seals for Wiggins-type dry gasholders and conical gasholders used in the steel, chemical, and biomass industries.
Resistant to gases such as LD/BOF, BFG and COG, they provide excellent flexibility, aging resistance, and a service life of up to 20 years.
Developed and manufactured through a fully integrated process, they ensure high quality, reliability, and reduced maintenance requirements.

Main Benefits

Service life of up to 20 years
Resistance to aggressive gases and harsh environments
Reduced maintenance and lower operating costs
Excellent flexibility and aging resistance
End-to-end support, from design to on-site installation

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Key features

Applications

Wiggins-type dry gas holders up to 100,000 m³
Steel mills and metallurgical industries
Biomass plants
Chemical plants

Characteristics

Compatible with converter gases: CO, CO₂, methane…
NBR and FKM rubber compounds
2 Textile reinforcement made of nylon cords, with two layers crossed at 45° or a 90° biaxial structure
Operating temperature range: -35°C to +80°C
Ozone resistance

Strengths

Quality control, inspection, and full traceability of all welds
End-to-end expertise, from material development to on-site installation
Fully integrated process: compounding, rubber production, calendaring, manufacturing, and inspection
Comprehensive technical support: design, manufacturing, installation, and operational support throughout the entire lifecycle
Trained and experienced field service team