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Anthracite Coal

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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
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Related Topics

Combustion

Combustion processes and their efficiency. Boiler house and chimney topics. Properties of fuels like oil, gas, coal and wood and more. Safety valves and tanks.

Related Documents

Coal - Classification

Classification of coal based on volatile matter and cooking power of clean material.

Standard Grade Coal - Heat Values

Standard grades coal heat values.

Stoker Classification

Coal stokers classified on basis of coal burning capacities.

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