non-corrosive, heat-resisting, fired material derived by combination of materials of mineralogic origin, cut, extruded, pressed or machined to shapes and dimensions for use as electric insulation

Intumescent Mats Used for High Temperature Insulation

FIRED CERAMIC SHAPES, FORMED BY EXTRUDING, MOLDING, PRESSING, CUTTING OR MACHINING, IN FORMS SUCH AS RODS, TUBES, BLOCKS AND SHEETS, HAVING USE IN THE INDUSTRIAL ARTS

NON-CORROSIVE, HEAT-RESISTING, FIRED MATERIAL DERIVED BY COMBINATION OF MATERIALS OF MINERALOGIC ORIGIN, CUT, EXTRUDED PRESSED OR MACHINED TO SHAPES AND DIMENSIONS FOR USE AS ELECTRIC INSULATION