Graphite Products for Fiber Optic Technology

Carbon and Graphite Materials for Heating Elements and Shields,
as well as for Insulation in Fiber Optic Technology

For the production of fiber preforms and for further processing of glass rods into thin light-conducting fibers, heating equipment made of superpure graphite (RINGSDORFF®) is used. Besides heating elements and shields, SGL Group also supplies graphite insulation felts (SIGRATHERM®) of highest purity.

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  • Materials and Products Made of Graphite and Carbon Fiber-Reinforced Carbon for the Semiconductor Industry

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