Our Glass Sealing Alloy Rods (Fe54/Ni29/Co17) are a range of rods for sealing glass components and assemblies. With 148 variations, these rods enable the matching of specific properties like melting point, thermal expansion and wettability for optimal sealing performance. Typical applications include sealing vacuum tubes, lamps, and other glass components in industries like lighting, electronics and analytical instrumentation. Our huge choice of alloy rods allows for the tailoring of the sealing process to the glass type and other requirements.