More Related Content Similar to FLEXIBLE PACAKAGING (1).pptx (20) FLEXIBLE PACAKAGING (1).pptx4. Agenda
▣ Packaging introduction
▣ Materials used in flexible packaging
▣ Process used to make flexible packaging film or
laminate
▣ Testing of flexible packaging materials, films,
and laminates
▣ Sustainability, recycling, and its necessity
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6. What do we understand by plastic
packaging?
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SAFETY
To transport and handle the
infeed safely
COVERAGE
To cover the infeed fully
without harming it
To make the infeed
marketable
AESTHETICS
To increase the shelf life of
infeed
SHELFLIFE
11. Chemically coated (CC) PET
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• SEAL STRENGTH
• POLARITY
• METALLIZATION
• HIGH HEAT RESISTANCE
• CLARITY
• TRANSPERANCY
• ADHESION TO INK
13. Biaxially Oriented (BO) PET
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• TENSILE STRENGTH
• DURABILITY
• HEAT RESISTANCE
• GAS-BARRIER
PROPERTIES
• DIMENSIONAL STABILITY
• CHEMICAL INERTNESS
• CLARITY
19. Biaxially Oriented Polypropylene (BOPP)
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• TENSILE STRENGTH
• MODULUS (HARDNESS)
• LOW ELONGATION
• MOISTURE BARRIER
• LOW FOGGING
• STIFNESS
• LOW DART
• LOW HAZE
• LOW SURFACE TENSION
20. Cast Polypropylene (CPP)
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• MOISTURE BARRIER
• OPTICAL CLARITY
• GLOSS
• HIGH DART
• LOW HAZE
• LOW SURFACE TENSION
• HEAT SEALABLE
• GOOD ANCHORING OF INKS
AND ADHESIVES
• GREASE AND OIL RESISTANT
• TEAR / PUNCTURE RESISTANT
• LOW STATIC PROPERTIES
22. APPLICATIONS
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3. Woven and non-
woven bags
Polypropylene bags for pulses,
granules, fertilizers etc.
4. Liquid food
Milk, curd, buttermilk etc
1. Solid Food
Like bread, pasta, chips etc
2. Reusable bags
Polyethylene bags,
5. Secondary packaging
Stretch wraps, shrink wraps
6. Pouches and zipper
bags
Made of LDPE, LLDPE
32. ▣ TENSILE
▣ ELONGATION
▣ HEAT SEAL STRENGTH
▣ BOND STRENGTH
▣ TEAR STRENGTH
▣ DART IMPACT STRENGTH
▣ MODULUS
▣ GRAMMAGE
Mechanical Properties
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33. ▣ WATER VAPOUR TRANSMISSION RATE
▣ OXYGEN TRANSMISSION RATE
Barrier Properties
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35. ▣ COEFFICIENT OF FRICTION
▣ SURFACE TENSION/ TREATMENT
Surface Properties
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36. ▣ MELT FLOW INDEX
▣ MOISTURE ANALYSIS
Raw materials Properties
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