Subheadings 3
6806.10 Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls 6806.20 Exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials (including intermixtures thereof) 6806.90 Minerals; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading no. 6811 or 6812 or of chapter 69