Uploaded April 2024 | Updated September 2026, 17 hours ago

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📧 Email: polystar.sales@gmail.com
🔗 polystarco.com/en/index.html

Ever wondered how the plastic bags you use every day are made? This video dives into the world of plastic bag production, explaining everything you need to know from start to finish.

/ Blown film extrusion /
00:35-01:06 Polymer selection
01:07 Extrusion
01:33 Bubble formation
02:13 Cooling and flattening
02:52 Corona treatment
03:11 Slitting and cutting
03:52 Winding
04:25 Printing

/ Bag making machine /
05:37 Cutting
06:14 Counting and Stacking
06:33 Manual Packaging
06:49 Quality Control


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#bagmaking #blownfilm #blownfilm #plasticfilm #plasticextrusion