Sheets of graphite-based material for use as gaskets, seals, packings, and heat insulators for industrial use; sealing materials, namely, sealants containing graphite and sealing materials of expanded graphite for static sealing; gaskets for industrial use, namely Sheets of graphite-based material for use as gaskets, seals, packings, and heat insulators for industrial use; sealing materials, namely, sealants containing graphite and sealing materials of expanded graphite for static sealing; ga...