HotFlo! Implementation HotFlo! technology

Die Design Check List

This checklist can be used as a record of die design verification.

 

Machine Feasibility

Results
1. Machine-die Feasibility calculations completed  
2. Lock-Up and Tiebar Loading calculations completed  
 

Metal Feed System

 
3. Gating and runner calculations completed  
4. Gate position and dimensions specified on the drawing  
5. All runner dimensions specified on the drawing  
6. Correct hot sprue kit or components specified  
 

Die Venting

 
7. Venting calculations completed  
8. All die face vent locations and dimensions specified on the drawing  
 

Thermal Balance

 
9. Production Rate target reviewed  
10. Heat input rates calculated for each die segment  
11. Cooling methods reviewed and calculations completed  
12. All cooling line locations and dimensions specified on the drawing  
13. Cooling line coupling clearances checked  
14. All thermocouple locations specified  
15. Insulation plates specified on the drawing  
16. Thermal barriers specified on the drawing where applicable  
 

Die Dimensions

 
17. Die block dimensions specified on the drawing  
18. Cavity insert dimensions specified  
19. Die supports and rails specified  
20. All die materials and components specified  
21. Electrical connections specified  
22. Electrical cable channels specified on the drawing  
 

Ejection System

 
23. Cavity extraction checked  
24. Ejection checked for cocking or jamming  
25. All ejector pin locations and diameters specified  
26. Daylight at full ejection stroke checked  
27. Ejector plates and guides specified on the drawing  
 

Sign Off

 
28. Detailed die drawing has been signed off by all required parties  


Issue Date www.hotflo.com
1 14th November 2001 28 point checklist defined.
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