NF ISO 8004

Carbonaceous materials for the production of aluminium. Calcined coke and calcined carbon products. Determination of the density in xylene. Pycnometric method.

The density is meassured at 25 degrees centigrade by a pyknometric method after degassing under vacuum. Calcined coke may be treated with different types of oil in order to avoid the formation of dust during loading and transportation. The present method does not provide for this elemination of traces of oil which may be present in the sample.

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