The sealing performance during initial tightening can be maintained for a long period (10 to 20 years)!
Dainaga's "Super Cork," which utilizes extensive experience and technology in cork manufacturing. Here, we introduce its characteristics in terms of sealing performance. 【Characteristics】 <Sealing Performance> Despite stress relaxation occurring, Super Cork can maintain its sealing performance during initial tightening for a long period (10 to 20 years) due to the unique property of cork, where the adhesion to the flange surface increases over time and with heating. *For more details, please download the PDF or feel free to contact us.
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basic information
<What is Super Cork> It is a cork infused with synthetic rubber that excels in oil resistance, heat resistance, impermeability, friction, cushioning, and long-term adhesion sealing properties. *For more details, please download the PDF or feel free to contact us.*
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Applications/Examples of results
[Applications] ■ Gaskets for automobiles ■ Gaskets for gas appliances ■ Gaskets for heavy electrical equipment ■ Gaskets for general industry ■ Friction materials *For more details, please download the PDF or feel free to contact us.
Detailed information
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Change in stress at the flange surface Change in stress at the flange surface at room temperature and 70°C
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Company information
Seiei Co., Ltd. specializes in contract processing of metals, resins, and rubber, as well as Thomson die-cutting, and we accept orders with ultra-short lead times, starting from just one piece, thanks to our extensive network! Additionally, we can handle everything from production to on-site construction, and we have a proven track record with the Toyota Group and major general contractors. Please feel free to contact us with your inquiries.