Assertion: periclase's chemical composition | /r/CapableOf | consist in oxide equivalence
Facets:
value: by weight of cao
type: OTHER
value: by weight of al 2 o
type: OTHER
Source sentences:
text: As mentioned above, the chemical composition of the magnesia clinker used as the main ingredient in this invention consists essentially of, in oxide equivalence, 65%-96% by weight of MgO, 2.6%-20% by weight of ZrO 2 , 1.3%-10% by weight of SiO 2 , 2% or less by weight of CaO, 0.5% or less by weight of Fe 2 O 3 and 1% or less by weight of Al 2 O 3 .