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  • Isovolta SILGLAS® Varnished Fabric

    SILGLAS® consists of alkali free glass cloth, which is impregnated with a special silicon rubber.
    It has parallel warp threads to the edges.
    SILGLAS® is highly flexible, which keeps the properties over the large temperature range of 55° C to +180° C.

    Available in Rolls (max. untrimmed width of 42.5 inches) and in Tapes (from 0.4 inches width upwards).

    SILGLAS® should be stored unlimited under normal conditions and temperature.



    • Alkali-Free
    • Highly flexible
    • Withstands high thermal stress

    Typical Applications: 

    • Can be used as insulation of electrical machines and transformers which are subjected to high thermal stress.
    • Optimally used in applications where an alternating strain is continuous.
    • Particularly suitable for endwindings and other curved parts.