Sealing and Solder Glass Frits
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Range of white and grey glass powders in clear glass dishes

Sealing and Solder Glass Frits

SCHOTT glass has the capability to produce the perfect hermetic seal. Our offerings include sealing glass for extreme-heat environments and solder glass for lower-temperature applications. These highly reliable sealants have an exceptional track record in many sectors, including electronics and nuclear industries.

Quality down to the granular level

With more than 130 years of expertise in the development, melting, and processing of specialty glass, SCHOTT offers a large assortment of finely ground glass powders in more than 100 formulations – both standard and fully custom-made. Our state-of-the-art grinding facilities enable superior purity.

Exceptional sealing in diverse formats

Our highly durable sealing and soldering glasses are available in application-specific grain size distributions and formats. These include frits, granulates, and sintered preforms, as well as lead-free and custom options.

Product variants

SCHOTT offers a range of specialty glasses that fulfill an array of functions. Sealing glasses can be joined with ceramics, metals, and other glass types at high temperatures. Solder glass enables sealing at lower temperatures without thermal damage to the materials being joined. Granulates and preforms also deliver strong hermetic glass-to-metal...

More about variants

Reassuringly stable and chemical-resistant

SCHOTT sealing glass powder is incredibly resilient and can handle the stress of demanding industrial processes. High chemical resistance makes it a go-to glass for corrosive conditions. Extreme heat endurance makes it well-suited for high-temperature sensor systems. In addition, SCHOTT manufacturing processes are high-spec, with custom glass formulations available.

Explore product properties in detail
    Thermal stability
    Thermal stability
    Works efficiently in operating temperatures up to 1,040°C.
    High chemical resistance
    High chemical resistance
    Extreme chemical resistance in both anodic and cathodic environments.
    Manufacturing flexibility
    Manufacturing flexibility
    From sample quantities to mass volume.
    Enhanced product longevity
    Enhanced product longevity
    High thermal and chemical stability helps extend product service life.

    We are certified

    Our products are DIN ISO 9001 and Environment ISO 14001 certified.

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      Whether you need more information, samples, a quote, or advice for a project, I would be delighted to talk to you.

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      Antonio Trizzino

      Sales Manager Europe

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