Short Shots

Suggested Corrective Actions

Machine

  • Increase material melt temperature.
  • Increase booster time.
  • Reduce set point.
  • Check all heater bands and pyrometers.
  • Move mold to machine with larger cylinder.
  • Turn on hopper throat cooling water.
  • Increase injection speed.
  • Repair broken or worn check valve.

 

Material

  • Change to material with better or easier flow.

 

Mold

  • Increase mold temperature.
  • Part design too thin.
  • Improve or change gate location.
  • Increase nozzle or sprue diameter.