Needle coke

{
  "id": "MLC-T-CHM-007799",
  "term": "Needle coke",
  "field": "Chemistry",
  "definition": "A high-quality, highly crystalline form of petroleum coke characterized by its acicular (needle-like) microstructure and low coefficient of thermal expansion. It is produced from specific petroleum feedstocks through a delayed coking process. This material is primarily used in the manufacture of graphite electrodes for electric arc furnaces.",
  "subject": "Inorganic Chemistry",
  "see_also": [
    "cluster",
    "coke",
    "solidification"
  ],
  "references": [
    "PAC, 1995, 67, 473. 'Recommended terminology for the description of carbon as a solid (IUPAC Recommendations 1995)' on page 497 (https://doi.org/10.1351/pac199567030473)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/needle-coke/"
}