Assertion: periclase's amount | /r/CapableOf | provide about 0.2-5%
Facets:
Source sentences:
text: No. 1,108,396 show that the then highest obtainable values of modulus or rupture at elevated temperatures of burned refractory formed of non-fused mixtures comprising magnesite and refractory greade chromite were obtained by, inter alia, the important proportioning of the relatively coarse particle size chromite to be at least about 49% and as much as 70% by weight of the whole refractory batch, and the important inclusion of ZrO 2 -yielding material in an amount to provide about 0.2-5% ZrO 2 based on the whole refractory batch.