1. What is Roll Stock Film?
Rollstock refers to flexible packaging material that comes in roll form.
This versatile format serves as the foundation for:
Horizontal Form-Fill-Seal (HFFS): Produces flat-bottomed pouches at speeds exceeding 200 packs/minute
Vertical Form-Fill-Seal (VFFS): Creates stand-up bags with 0.5mm seal accuracy for granular products
Flow Wrapping Systems: Generates hermetic seals for moisture-sensitive applications 
2. Material Types
| Packaging Application | Material Structure Suggested |
| Ordinary Food Packaging | BOPP/CPP, BOPP/PE, PET/PE, MOPP/PE, MOPP/CPP |
| Need good barrier and moisture proof | PET/AL/PE, BOPP/AL/PE, BOPP/VMPET/CPP, PET/VMPET/PE, BOPP/VMCPP |
| For packaging which need flavor keeping | KOP/CPP, KOP/PE, KPET/PE, KPET/CPP |
| For vacuum, frozen food, packaging | PET/PA, BOPP/PE |
| For liquid packaging | PET/AL/PA/PE, PET/PA/PE, PET/PET/PE, PET/AL/PE |
| For high temperature resist packaging | PET/PA/RCPP, PET/AL/PA/RCPP, BOPP/AL/RCPP |
-Retort Pouches:
Withstands 121°C-135°C sterilization
60% lighter than canned equivalents
3. Major Industry Applications
A. Food Industry
Powder: chilli, pepper, spices, probiotic powder, coffee, milk tea, etc.
Snack: chips, cookies, nuts, pop corn, instant noodles, yogurt, ice-cream, sauce, candy, chocolate bar, etc.
Liquid: oil, water, honey, etc.
Others: Frozen food, seeds, pet food, butter, etc.
B. Daily Use
Washing powder, wet wipes, shampoo
C. Others
Cup sealing film, shrink film, stretch film, etc.
4. Why Global Brands Are Converting
Cost-Saving Case Study:
Nestlé’s KitKat Japan Transition
Converted from rigid plastic to roll stock flow-wraps
Results:
-28% material cost reduction
-11% increase in line efficiency
-340 tons/year plastic waste eliminated
Advantages of Roll stock film packaging
When compared to other kinds of flexible packaging products, roll stock provides numerous advantages such as:
-Cost-effective: Producing larger volumes of packaging with roll stock can reduce costs because the bags or pouches can be produced on a production line, which reduces waste.
-Versatile: It can form a number of different package types. It can also be used to package a wide array of products, from snack foods to cosmetics.
-Highly efficient: Roll stock film is ideal for high-speed applications due to its convenient form factor. It also works well with form-fill-seal machines that automatically measure and dispense finished goods.
-Suitable for Sterilization: Roll stock can be sterilized easily, making it ideal for food, medical equipment and more.
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