Sealing components made of synthetic rubber, namely, seals, rods, tubes, sheets, slabs, O-rings, and V-rings for use in manufacturing and semiconductor industries; Perfluoroelastomer, semi-processed plastic in the form of films, plates and rods; Rings of rubber for use as connection seals; O-rings of rubber and plastic; Pipe gaskets; Joint packings for pipes; Washers of rubber or vulcanized fibre; Water-tight rings for use as connection seals; Stuffing rings for use as connection seals