2. Material spiral slip 2. 1 (1) Cause analysis: the feed water content is high and the dehydration effect is poor; (2) The spiral shaft and anti-skid strip are worn; (3) The belt of the feeder is loose; (4) qualified mowing
3. Cause analysis of T-tube blockage 3. 1 (1) The pin cylinder has a large opening and the boiling tube speed is too slow.