Design and Comparison of Automatic, Conventional & Conformal Cooling Channels
for Injection molding of Plastic Lid
The CAD model of Plastic Lid
Dual Domain Mesh
Gate Location
Design of Sprue with Injection point
Design of Automatic Cooling Channel
Design of Conventional Cooling Channel
Design of Conformal Cooling Channel
Results1. Time to reach Ejection temperature
a. Automatic Cooling Channel
1. Time to reach Ejection temperature
b. Conventional Cooling Channel
1. Time to reach Ejection temperature
c. Conformal Cooling Channel
2. Volumetric Shrinkage
a. Automatic Cooling Channel
2. Volumetric Shrinkage
b. Conventional Cooling Channel
2. Volumetric Shrinkage
c. Conformal Cooling Channel
3. Warpage
a. Automatic Cooling Channel
3. Warpage
b. Conventional Cooling Channel
3. Warpage
c. Conformal Cooling Channel
Type of cooling channels
Time to reach ejection temperature (seconds)
Volumetric shrinkage (%)
Warpage(mm)(Maximum)
Automatic 30.55 12.34 1.93
Conventional 27.3 10.52 2.06
Conformal 18.88 9.88 2.25
Automatic C
ooling C
hannel
Conventional
cooling C
hannel
Conformal c
ooling C
hannel
0
5
10
15
20
25
30
35
Time To Reach Ejection Temp.Volumetric ShrinkageWarpage