Double screw extruder routine maintenance:
500 hours, reduction gear box will wear down the iron filings or other impurities, therefore, should be cleaned gear at the same time to replace the gearbox oil.
Second, after some time the extruder to conduct a comprehensive inspection, check the tightness of all screws.
Third, if the production of a sudden power failure, the main drive and heating is stopped, when power is restored, the barrel must paragraphs re-heated to a specified temperature and incubated for a period of time in order to start the extruder.
Four, Such as the discovery of instrument pointer turned to full-scale, should check the edges of the thermocouple contacts are good.