Browse Grinder jobs on OK Jobs or publish job offer. Open positions, vacancies posted by leading employers1) Tends mill and separating equipment that grinds scrap or devulcanized rubber to reclaim and reprocess rubber: Turns handwheel to adjust clearance between corrugated rollers of machine to accommodate stock. 2) Loads rubber into machine hopper. 3) Starts machine and observes stock to ensure passage through rollers. 4) May use magnetic device to remove metal particles from ground scrap rubber. 5) Moves handtrucks, containing rubber stock, into position for loading. 6) May clean or replace clogged shaker screen that sifts out oversize pieces. 7) May pick bead wires from ground rubber tire scrap. 8) May be designated according to type of grinding as Fine Grinder.Source: https://www.wikipedia.org/