ISO 335:1974

Hard coal -- Determination of caking power -- Roga test

The caking power of a coal is defined by the mechanical strength of the crucible coke obtained by carbonization under standard conditions of an intimate mixture of 1 g of coal and 5 g of standard anthrazite. The crucible coke obtained is then submitted to a drum test in a strictly prescribed manner and the Roga Index is calculated from the results.


General information

  • Status :  Withdrawn
    Publication date : 1974-10
  • Edition : 1
  • :
    ISO/TC 27
    Solid mineral fuels
  • 73.040
    Coals

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