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Indian Springs Manufacturing

Sulfur Dioxide Ton Container Gasket Set SB

SKU#: AF768

Ships via Standard Ground

A high‑performance EPDM gasket replacement set engineered for sulfur dioxide ton containers. Designed for hazmat teams and first responders, this kit provides reliable leak containment, long service life, and full compatibility with Chlorine Institute Emergency Kits.

Price:$693.95

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The SB – Sulfur Dioxide Ton Container Gasket Set is engineered as a direct replacement gasket set for emergency kits used on sulfur dioxide (SO₂) ton containers. Designed for compatibility with Chlorine Institute Emergency Kits, this set ensures reliable containment, leak control, and operational safety in industrial and emergency-response environments.


Features

  • Material: EPDM (Ethylene Propylene Diene Monomer): Highest rating for use with sulfur dioxide; also acceptable for use with ammonia. Not recommended for chlorine.
  • Shelf-Life: 5 years: Manufacturer‑recommended replacement interval to maintain optimal sealing performance.
  • Storage Guidelines: Protect from light, radiation, humidity, and vapors; ideal storage temperature is 70°F.
  • Compatibility: Designed to complement Chlorine Institute Emergency Kits for sulfur dioxide ton containers.
  • Reliable Seal: Ensures accurate fit and dependable leak containment for emergency applications.


What Is It?

The SB – Sulfur Dioxide Ton Container Gasket Set is a specialized gasket replacement kit made for sulfur dioxide ton container emergency systems. It includes multiple EPDM gasket types engineered to create a secure, chemical‑resistant seal that supports safe containment of sulfur dioxide


How Is It Used?

This gasket set is used by substituting the sulfur dioxide‑rated gaskets in place of chlorine gaskets within compatible emergency kits. During leak control operations, responders install these EPDM gaskets at valve systems, fusible plug assemblies, or other connection points on the container to stop or prevent hazardous gas leakage


Who Uses It?

  • Hazmat response teams
  • Industrial gas facility personnel
  • Fire departments and first responders handling SO₂ incidents
  • Chemical handling operations requiring SO₂ leak containment
  • These users rely on the set for rapid, reliable leak control during hazardous materials responses.


Maintenance Information

  • Store gaskets where light, humidity, radiation, and vapors cannot reach them.
  • Maintain storage temperature near 70°F for optimal longevity.
  • Replace gaskets every 5 years, per manufacturer recommendations, even if unused.
  • The gasket material must be protected from:
    • Light
    • Radiation
    • Humidity
    • Chemical vapors


What Is It Used With?

This gasket set is designed for use with:

  • Chlorine Institute Emergency Kit‑SB (for one‑ton sulfur dioxide containers)
  • SO₂ ton containers needing gasket replacement for leak mitigation


What Material Is It Made From?

  • EPDM (Ethylene Propylene Diene Monomer)
    • Highest rating for sulfur dioxide compatibility
    • Acceptable for ammonia
    • Not recommended for chlorine


Chemical Compatibility Insights

  • EPDM has the highest compatibility rating for sulfur dioxide, making it the industry-preferred choice for SO₂ container sealing. It is also acceptable for use with ammonia, further extending its versatility in industrial and emergency-response environments. However, EPDM is not recommended for chlorine, and Viton is also avoided when dealing with sulfur dioxide or ammonia.


Why EPDM Is Preferred for SO₂

EPDM performs exceptionally well in environments where:

  • Long-term resistance to acids and chemical vapors is required
  • Temperature stability is needed
  • UV, ozone, and weather resistance helps extend product life


Operational Importance in Hazmat Response

Sulfur dioxide is highly corrosive, and leaks pose immediate respiratory hazards. Gasket sets like the SB kit are critical because:

  • They provide quick leak mitigation during transport or storage failures
  • They support Chlorine Institute Emergency Kits, which are standardized across hazmat teams
  • They maintain container integrity even under corrosive exposure or pressure fluctuations


Component Details

The SB – Sulfur Dioxide Ton Container Gasket Set includes the following components, each serving a functional purpose in sulfur dioxide leak‑control operations:

  • 2 pcs. 9GEP: Used in sealing locations commonly found around valve assemblies on sulfur dioxide ton containers.
  • 2 pcs. 4‑12BEP: Typically used for sealing at fusible plug areas or valve interfaces where precise, molded EPDM fit is required.
  • 1 pc. 12MEP: A larger molded gasket used for specific leak‑control devices requiring deeper wall thickness and secure sealing.
  • 1 pc. 12BBEP: Designed for applications that need a robust EPDM gasket with additional depth and compression capability for reliable sealing.
  • 1 pc. SB‑B Box: A protective storage box that shields gaskets from light, radiation, humidity, and vapors—conditions that can degrade EPDM.


  • Kit Contents:
    • 2 pcs. 9GEP
    • 2 pcs. 4‑12BEP
    • 1 pc. 12MEP
    • 1 pc. 12BBEP
    • 1 pc. Box SB‑B
  • Shelf‑Life: 5 years
  • Ideal Storage Temperature: 70°F
  • Material Type: EPDM Rubber
  • Model: SB