… Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, …
Explanatory notes
… 38.16 - Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, … materials as chamotte and dinas earths, crushed or ground corundum, powdered quartzites, chalk, calcined dolomite, with an added refractory binder (for example, sodium silicate, magnesium or zinc …