lastic Packaging Material Combinations: 完整指南 9 常见结构
Looking for the right plastic packaging material combination for your product? Whether you need moisture resistance, 氧气屏障, 高透明度, or eco-friendly solutions, this guide covers the most widely used laminated structures in the food, 药物, and consumer goods industries.
1. BOPP/LLDPE – High-Strength Flexible Packaging
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材料: 双向拉伸聚丙烯 + Linear Low-Density Polyethylene
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主要特性: Moisture-proof, cold-resistant, 抗撕裂, excellent heat-seal strength
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最好的: Instant noodles, frozen desserts, snack chips, seasoning powders
2. BOPP/CPP – Crystal-Clear Food Wrapping
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材料: 双向拉伸聚丙烯 + 铸造聚丙烯
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主要特性: 高清晰度, oil-resistant, superior moisture protection
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最好的: Bread, rice crackers, 曲奇饼, 糖果, baked snacks
3. BOPP/VMPET/LLDPE – Metallized Barrier Bags (3-Layer)
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材料: 双向拉伸聚丙烯 + 金属化PET + llde
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主要特性: Light-blocking, 氧气屏障, moisture-proof
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最好的: Rice snacks, tea packaging, dried snacks, 糖果
4. PET/AL/PE – Aluminum Foil Laminated Bags (3-Layer)
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材料: Polyester + 铝箔 + 聚乙烯
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主要特性: Puncture-resistant, complete light/oxygen barrier, heat-resistant, 抗静电, strong seals
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最好的: 食物, 药品, 化妆品, electronics packaging
5. PET/NY/AL/PE – Heavy-Duty Aluminum Foil Bags (4-Layer)
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材料: Polyester + 尼龙 + 铝箔 + PE
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主要特性: Same as PET/AL/PE with added toughness and puncture resistance
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最好的: Long-term food preservation, vacuum-packed meats, anti-static electronic parts
6. PET/CPP – High-Transparency Retort Packaging
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材料: Polyester + 铸造聚丙烯
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主要特性: Crystal clarity, excellent aroma barrier, heat-resistant, chemical-resistant
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最好的: Retort foods, sterile medical packaging, daily essentials
7. PET/AL/CPP – High-Temperature Retort Pouches
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材料: Polyester + 铝箔 + 铸造聚丙烯
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主要特性: Corrosion-resistant, extreme barrier, withstands both high and low temperatures
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最好的: 蒸煮袋, 膨化零食, 药品泡罩包装
8. PE+LDPE – Mono-Material Recyclable Packaging
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材料: 聚乙烯 + 低密度聚乙烯 (All-PE structure)
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主要特性: Food-grade safe, moisture-proof, fully recyclable (meets EU/NA sustainability standards)
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最好的: Food保鲜 bags, zipper storage bags, garment packaging, general-purpose bags
9. PLA+HDPE – Biodegradable Eco-Friendly Bags
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材料: Polylactic Acid + 高密度聚乙烯
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主要特性: 可堆肥, 可生物降解, compliant with global green packaging regulations
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最好的: Trash bags, compostable waste liners, sustainable disposable packaging
How to Choose the Right Plastic Packaging Paterial?
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For dry snacks & 糖果 → BOPP/CPP or BOPP/LLDPE
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For high-barrier & long shelf life → PET/AL/PE or PET/NY/AL/PE
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For retort & high-heat processing → PET/CPP or PET/AL/CPP
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For eco-conscious brands → PE+LDPE (可回收) or PLA+HDPE (可生物降解)
Why Choose Our Plastic Packaging Material 解决方案?
✔ Custom lamination structures tailored to your product
✔ Food-grade, pharmaceutical-grade, and industrial-grade options
✔ Global compliance (FDA, 欧盟, 抵达, 有害物质限制指令)
✔ Sustainable mono-material and biodegradable alternatives available
📞 Contact us today for free samples and technical consultation — we’ll help you find the perfect packaging material combination for your application.
