①The raw material feeding is unstable, and the feeding speed should be adjusted;
②The wear of the scraper cause uneven feeding, and the scraper should be replaced with a new one;
③The pellet ring die and the die roller should be matched. It is best to match the new ring die with the new roller shell;
④The gap between the ring die and the pressing roller is not in harmony with the material produced, adjust the gap between the pressing rollers;
⑤ The problem of the roller shell, the old and new rollers are used together or the roller shell is worn and damaged;
⑥ The formula used is difficult to granulate, so adjust the formula appropriately;
⑦ If the steam supply is insufficient or the pressure changes from time to time, check whether the steam pipeline and system pressure and pressure reducing valve are normal;
⑧ Sundries entered the granulation bin, and the sundries in the granulation bin should be removed;
⑨ The main shaft bearing is worn or damaged, and the bearing needs to be replaced.
