... screw/extruder spare parts convenient interchangeability by agile combination.fulfill efficient self-cleaning, transmission, compounding, pressure-forming ... STOP BOLTSTEAM NOZZLE2) ALMEX DISK PLATE , LINER , SCREW , HEAD SCREW MIXING PIN , BUSH , SEAT , DRIVE SHAFT ... BARREL WEAR BUSH , WORM4) BUHLERDFEB315WORM , INLET SCREW , STOP BOLTDFEA220WORM , INLET SCREW , STOP BOLT , INSERT BUSHSPACER RING , ...