heat insulating materials in the form of fibres, blankets, modules, panels, bats, gaskets, yarns, ropes, cloth, paper, felt, strips, logs, mesh-enclosed rounds, sheets, blocks, curtains, tapes, tubes, cord, mastic and moulded insulation shapes, boards and composite form; insulation fibres in blanket form laminated on one or both sides with aluminium foil; all for use as fire protection barrier materials, for use in furnaces, boilers, kilns and the like hightemperature utilizing apparatus or for use in iron and steel, non-ferrous metals, petrochemical, ceramics and cement processes and for use in domestic appliances