| مواد: | PET، BOPP، CPP، PA، PE، RCPP، CPE، VMPET، AL، EVOH | لایه های فیلم: | 2/3/4 لایه ها |
|---|---|---|---|
| ضخامت: | 50 میکرون - 200 میکرون | اندازه استاندارد: | سفارشی در صورت درخواست |
| عرض: | 0-1200 میلی متر | ارتفاع: | 0-1200 میلی متر |
| طول: | 0-1200 میلی متر | رنگ: | حداکثر 12 رنگ |
| نوع چاپ: | چاپ گراور | چاپ: | سفارشی در صورت درخواست |
| نوع کیف: | رول فیلم بسته بندی | ویژگی های سد: | مانع عطر و رطوبت، کنترل رطوبت، مانع اکسیژن، قابلیت MAP، مقاومت در برابر سوراخ شدن، آب بندی، قابلیت ت |
| برنامه های کاربردی: | اسنک، شیرینی، مواد غذایی منجمد، محصولات نانوایی، لبنیات، محصولات تازه، مایعات و سس ها، قهوه و چای، غ | بسته بندی: | بسته بندی کارتن، بسته بندی شده در پالت |
| MOQ: | 500 کیلوگرم | هزینه های نمونه: | 0-500 USD |
| زمان تولید: | 10-20 روز | قابلیت ارائه: | 1000 تن |
| خطوط تولید: | 5 خط تولید | ||
| برجسته کردن: | OEM Logo Lightweight Flexible Packaging Film,Lightweight Plastic Film For Food Packaging,Moisture Barrier Flexible Film Rolls,Lightweight Plastic Film For Food Packaging,Moisture Barrier Flexible Film Rolls |
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Flexible packaging film rolls are large, continuous rolls of multi-layered plastic, foil, or paper-based materials that are used as the raw material by converters to create a vast array of packaging solutions.
Think of them as the "fabric" that is later cut, printed, and sewn into the final "clothing" for products. These rolls are supplied to manufacturers who then convert them into:
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No single material can do everything, so they are combined in layers to achieve specific properties. Here are the most common materials:
| Material | Full Name & Common Name | Key Properties & Primary Role |
|---|---|---|
| PET | Polyethylene Terephthalate (Polyester) | Strong, stiff, glossy, excellent print surface. Used as the outer layer. |
| BOPP | Biaxially Oriented Polypropylene | Stiff, crystal clear, high gloss, moisture barrier, cost-effective. Common outer layer. |
| PE | Polyethylene | Excellent moisture barrier, flexible, sealable. LDPE is a common sealant layer. HDPE is stiffer. |
| CPP | Cast Polypropylene | Good clarity, excellent heat resistance. Used as the inner sealant layer. |
| RCPP | Retort Cast Polypropylene | A special heat-resistant CPP. Used as the sealant for packages sterilized in an autoclave (retort pouches). |
| PA | Polyamide (Nylon) | Extremely tough, puncture and abrasion-resistant. Used as a middle layer for heavy-duty products. |
| EVOH | Ethylene Vinyl Alcohol | Exceptional Oxygen Barrier. Its weakness is moisture, so it's always sandwiched between other layers as a middle barrier layer. |
| AL | Aluminum (Foil) | The ultimate barrier. Impermeable to gases, moisture, and light. Used as a middle layer. |
| VMPET | Vacuum Metallized PET | PET with a thin layer of aluminum. Provides a good gas & light barrier at lower cost and more flexibility than foil. A middle barrier layer. |
| Metalized BOPP/CPP | - | Provides a decorative metallic finish and enhanced barrier properties. |
The power of flexible packaging comes from combining these materials into multi-layer structures. Each layer has a job:
Here are typical structures for different applications:
| End-Use Product | Typical Material Structure | Function of the Layers |
|---|---|---|
| Potato Chips | BOPP / VMPET / PE | Print/Gloss / Oxygen & Light Barrier / Seal |
| Retort Meal | PET / AL / RCPP | Strength / Ultimate Barrier / Retortable Seal |
| Frozen Vegetables | PET / PE | Strength / Low-Temp Seal |
| Shampoo Sachet | PET / AL / PE | Strength / Leak & Moisture Barrier / Seal |
| Fresh Meat (MAP) | PA / EVOH / PE | Puncture Resistance / Oxygen Barrier / Seal |
| Coffee Bag | PET / AL / PE | Strength / Aroma & Oxygen Barrier / Seal |
Flexible packaging film rolls are used across virtually every industry:
The shift from rigid packaging (like glass and metal cans) to flexible formats is driven by significant advantages:
In summary, flexible packaging film rolls are the engineered, multi-layered "raw material" that form the basis of modern, high-performance, and efficient packaging for a massive range of consumer and industrial products.
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