Injection molding sign defect remedy

Injection plate defect remedy injection sign defect remedy, remedial method is as follows: 1) 。 Increase injection rate. ( 2) 。 Check the amount of plastic in the hopper. ( 3) 。 Check whether the correct set the injection stroke, needed to change. ( 4) 。 Check whether the check valve is wear or crack. ( 5) 。 Check the operation is stable. ( 6) 。 Increase the melt temperature. ( 7) 。 Increasing back pressure. ( 8) 。 Increase injection rate. ( 9) 。 Check if there is any foreign body nozzle hole plasticizing plastic or not. ( 10) 。 Check all outer heater with ammeter check energy output is correct. ( 11) 。 To increase the screw ahead of time. ( 12) 。 Increase the amount of cooling of hopper throat area, shot material cylinder or reduce the zone temperature. ( 13) 。 With large injection molding machine. ( 14) 。 Appropriate higher mold temperature. ( 15) 。 Clean up the mould rust inhibitor. ( 16) 。 Check or replace the check ring back.