Anthracite Coal

Anthracite coal grades

Anthracite coal is available in a number of different grades or sizes as

  • buckwheat
  • egg
  • stove
  • chestnut
  • pea
  • broken

Each size is suited for different sizes of grates and firepots.

  • Buckwheat coal is used in automatic coal firing burners in domestic, commercial and industrial stokers
  • Egg sized coal are used in large firepots. Usually with beds more than 16 inches deep
  • Stove sized coal is used for heating buildings etc. Mostly replaced with gas or oil
  • Chestnut size coal is used in medium firepots, usually with beds ranging 10 - 15 inches

Related Topics

  • Combustion - Boiler house topics - fuels like oil, gas, coal, wood - chimneys, safety valves, tanks - combustion efficiency

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