Industrial ceramic components as are included in this class, all constructed wholly or partially of ceramic or the like material (including partially stabilized zirconia), including bearings, valves and valving, plungers and plunger pistons, rollers, orifice plates, connecting rods and sleeves and industrial ceramic components for pumps, grinding machines, machines and machine tools

Industrial ceramic components as are included in this class, all constructed wholly or partially of ceramic or the like material (including partially stabilised zirconia), including: dies, being parts of machines for the extrusion of rods and tubing of copper, brass and/or aluminium; cam follower faces, valve guides, valve seats and seatings, orifice plates, valves and valving (both manual and automatic), plungers and plunger pistons, rollers and connecting rods, bearings, cylinder liners and piston caps, being parts of engines for other than land vehicles; wear and corrosion resistant nozzles, plungers, bearings, valves (both manual and automatic) and sleeves, being parts of machines used in food-processing, chemical manufacturing and mining applications; wear resistant outlets for hydrocyclones; ball valves, being parts of machines used in the oil industry; guide rollers, bearings, valves and valving (both manual and automatic), plungers and plunger pistons, rollers, connecting rods and sleeves, being parts of machines used in metal working and in drawing of metals; nozzles for spraying, being parts of machines used in metal working and in drawing of metals; shut-off valves, both manual and automatic, including shut-off valves being parts of plastics material moulding apparatus; die casting gate and metal casing inserts; tabletting dies; paper lapping dies; powder metal compacting dies; cupping and ironing dies; extrusion dies; concrete weighbelt rollers; gem lapping machines; industrial ceramic components being parts for pumps and grinding machines.