Establishments primarily engaged in manufacturing carbon, graphite, and metal-graphite brushes and brush stock; carbon or graphite electrodes for thermal and electrolytic uses; carbon and graphite fibers; and other carbon, graphite, and metal-graphite products.

  • Brush blocks, carbon or molded graphite
  • Brushes and brush stock contacts: carbon and graphite-electric
  • Carbon specialties for electrical use
  • Carbons, electric
  • Electrodes for thermal and electrolytic uses, carbon and graphite
  • Fibers, carbon and graphite
  • Lighting carbons