… graphite or other carbon, with or without metal, of a kind used for electrical purposes. …
Explanatory notes
… graphite or other carbon, with or without metal, of a kind used for electrical purposes. ‑ Electrodes : … or not they contain metal. In general, these articles are obtained by the extrusion or by the moulding (usually under … powders. In some cases the articles of this heading may be coated electrolytically or by spraying (e.g., with copper) …