AMPERFORM

chemicals used for the manufacture of industrial ceramic, namely, tungsten-carbide

Shaped articles used as semi-finished products and semi-finished products made of tungsten-carbide or made of tungsten-carbide with binder metal or of hard metal, namely, castings, foils, powder, and rolled, drawn, or extruded semi-finished articles of tungsten-carbide or tungsten-carbide with binder metal or hard metal