Procedure for colour change of hot runner

1. Increase mold temperature by 15 C
2. Increase manifold and nozzle temperature by 50 C
3. Retract molding machine nozzle
4. Auto purge molding machine as per you standard practice
5. Hand purge using standard material
6. Re-start normal cycle – 6 shots
7. Lower manifold and nozzle temperature 20 C – 1 shot
8. Lower manifold and nozzle temperature 20 C – 1 shot
9. Lower manifold and nozzle temperature 10 C – 1 shot
10. Lower mold temperature 15 C
11. New colour is now ready
Injection Molding