Extruded, case molded or injection-molded plastic parts of construction machines, conveying and transporting machines, printing machines and cutting machines for paper, namely, seals, profiles, cutting strips, coupling elements, scrapers, membranes, rolls for hoists, lifts, elevators and conveyors, wheels, spring elements, damping elements, hoses, screens, pump parts, namely seals and couplings, housings for hoists, doctor blade strips, doctor blade beds, scraping strips used on machinery whi...