Production process of PE packaging film

Release time：2025-07-22

① Raw materials: LLDPE (mainstream) + tackifier (such as PIB) + UV stabilizer (optional)
② Core process:

Mixing → 2. Melt extrusion (around 200℃) → 3. Film casting/blow molding → 4. Cooling and winding → 5. Slitting and packaging

Comparison of film casting and blow molding:

Process	Advantages	Disadvantages
Film Casting	High transparency, smooth surface	High equipment cost
Blow Molding	Strong tensile strength, low cost	Slightly lower transparency

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Fax: 0711-3613818

Address: No. 49, Shunhe Road, Fanchuan Avenue, Ezhou Economic Development Zone

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