PET/PE Composite Film for Food Packaging

PET/PE Thermoforming Film for Food Packaging

PET/PE thermoforming film for food packaging is a semi-rigid multilayer material that combines a clear PET or APET structural layer with a PE-based sealing layer. The PET layer provides clarity, stiffness, impact resistance and thermoforming performance, while the PE layer supports heat sealing to a compatible top web or lidding film.

HSQY supplies transparent and customized PET/PE composite film in roll form for meat trays, seafood packs, cheese packaging, deli products, prepared foods and form-fill-seal applications. The current product range is available in total thicknesses from 0.18 mm to 1.5 mm, widths up to 1500 mm, and peelable or weld-seal grades.

The exact PET/PE construction should be selected according to the food type, tray depth, forming ratio, top-film structure, sealing temperature, pressure, dwell time, storage conditions and destination-market food-contact requirements.

PET/PE Thermoforming Film Video

PET/PE Composite Film Product Images

Clear PET/PE composite thermoforming roll

Transparent PET/PE sheet surface

           View PET Data Sheet    

What Is PET/PE Composite Thermoforming Film?

PET/PE composite thermoforming film is also described as APET/PE laminated sheet, PET/PE forming film, PET/PE bottom web or PET/PE thermoforming rollstock. It is thicker and more rigid than conventional flexible packaging film and is designed to be heated and formed into trays, cavities or packaging bases.

During production, the material is heated until the PET structure becomes formable. Vacuum, pressure or mechanical assistance then draws the web into a mold. After filling, the formed package is sealed with a compatible top film.

The PET layer supplies most of the rigidity and transparent presentation. The PE layer provides the sealing interface and can be engineered for either a permanent weld seal or a controlled peelable opening.

How the PET/PE Structure Works

PET/PE Thermoforming Film Specifications

The following values describe the current product range. Final tolerances and performance values must be confirmed in the approved quotation and technical data sheet.

Key Benefits of PET/PE Food Packaging Film

High Product Visibility: Clear PET provides good transparency and gloss for displaying meat, fish, cheese, prepared foods and other retail products.

Thermoforming Performance: The semi-rigid PET structure can be heated and formed into trays or cavities while retaining sufficient strength after cooling.

Reliable Sealing Surface: The PE layer provides a defined sealing interface for compatible top films and supports either peelable or permanent weld seals.

Moisture Resistance: The PE layer contributes moisture protection and helps reduce liquid leakage when the total package and seal are correctly designed.

Mechanical Strength: PET supplies rigidity, puncture resistance and dimensional stability for filling, sealing, stacking, transportation and retail display.

Customizable Format: Thickness, width, roll diameter, core size, color, forming grade and sealing behaviour can be adjusted for specific packaging lines.

Food Packaging Applications

Fresh Meat and Poultry: Thermoformed bottom trays and packs for beef, pork, chicken and processed meat products.

Fish and Seafood: Clear formed packs for fresh fish, shellfish, shrimp and chilled seafood products.

Cheese and Dairy Products: Packaging for sliced cheese, cheese blocks and selected chilled dairy products.

Deli and Processed Foods: Formed trays for sliced meats, sausages, cold cuts and ready-to-eat products.

Prepared Meals: Packaging bases for chilled ready meals, side dishes and food-service products when the temperature requirements match the selected material grade.

Form-Fill-Seal Packaging: Bottom web for automated thermoform-fill-seal equipment using compatible top webs and sealing conditions.

Thermoformed food tray application

Clear food packaging application

Peelable and Weld-Seal Grades

Peel or weld performance is not determined by the bottom web alone. The top film, sealant chemistry, tray flange, sealing temperature, pressure, dwell time, contamination level and product temperature must be tested together.

Standard PET/PE Versus High-Barrier Structures

A standard PET/PE structure provides good clarity, stiffness, sealability and moisture resistance. It should not automatically be described as a high oxygen-barrier material.

Packaging for fresh meat, cheese, seafood or other oxygen-sensitive products may require an EVOH barrier layer, a specific MAP structure or another validated barrier construction. The required OTR and WVTR should be established from the product, target shelf life, gas mixture, storage temperature and distribution conditions.

Clear PET/PE also does not provide a complete light barrier. Opaque color, printing, metallization or another dedicated light-barrier layer is required when protection from visible or ultraviolet light is essential.

Thermoforming and Packaging-Line Requirements

Forming Depth: Confirm the cavity dimensions, draw ratio, corner radius and minimum remaining wall thickness.

Heating Profile: Heating temperature and time must be matched to the total sheet thickness, machine speed and mold design.

Roll Geometry: Provide roll width, core ID, maximum roll diameter, maximum roll weight and unwind direction.

Top-Web Compatibility: Identify the lidding-film structure and whether the package requires peelable, lock-seal, anti-fog or high-barrier performance.

Seal Window: Validate the acceptable combination of temperature, pressure and dwell time that produces consistent seals without flange distortion or film damage.

Cutting and Indexing: Check edge quality, roll tracking, thickness profile, coefficient of friction and machine-registration requirements.

Custom PET/PE Film Options

Custom Thickness: Total thickness can be adjusted within the available 0.18–1.5 mm range.

Custom Width: Roll widths can be slit according to the forming machine and mold layout, up to the current maximum width.

Core and Roll Size: Available core ID, roll diameter, roll length and net roll weight can be matched to the packaging line.

Color: Clear, black, white and customized colors may be supplied according to minimum production requirements.

Seal Performance: Peelable and weld-seal structures are available for compatible top films.

Functional Options: Anti-fog, recycled PET content, printing and higher-barrier structures can be evaluated separately.

Quality Control

Thickness Profile: Total thickness and cross-web variation should remain within the agreed tolerance.

Layer Adhesion: PET and PE layers should remain bonded after forming, sealing and cold-chain handling.

Visual Quality: Inspection can include haze, color, black spots, gels, scratches, contamination and surface defects.

Roll Quality: Edge alignment, winding tension, telescoping, wrinkles, core condition and roll identification should be checked before shipment.

Forming Trial: Sample rolls should be tested for draw uniformity, wall-thickness distribution, flange flatness and cutting performance.

Package Validation: Finished packs should be tested for seal integrity, leakage, peel force, storage performance, transport resistance and food-contact suitability.

Information Required for a PET/PE Film Quote

To receive an accurate recommendation and quotation, please provide:

1. Packaged food type and target shelf life.

2. Required PET/PE structure or current material sample.

3. Total thickness and acceptable thickness tolerance.

4. Roll width, core ID, maximum roll diameter and roll weight.

5. Thermoforming machine brand, model and line speed.

6. Tray dimensions, cavity depth, draw ratio and flange width.

7. Top-film structure and required peelable or weld-seal behaviour.

8. Need for anti-fog, EVOH barrier, recycled content, color or printing.

9. Destination market and required food-contact documents.

10. Estimated order quantity and delivery destination.

Packing and Delivery

Sample Packing: Sample sheets or trial material can be protected in bags and packed in cartons.

Roll Packing: Finished rolls are wrapped with protective film or kraft material to reduce moisture, dust, scratching and edge damage.

Pallet Packing: Approximately 500–2000 kg may be loaded on each plywood pallet, subject to roll size and transport limits.

Container Loading: A standard container may carry approximately 20 metric tons, subject to roll configuration and legal payload limits.

Sample Delivery: Samples may be shipped by TNT, FedEx, UPS, DHL or another agreed courier.

Production Lead Time: Approximately 7–15 days after specification, payment and sample approval, subject to quantity and production schedule.

Frequently Asked Questions

What is PET/PE thermoforming film?

PET/PE thermoforming film is a semi-rigid multilayer packaging material with a PET or APET structural layer and a PE sealing layer. It is formed into food trays or bottom packs and sealed with a compatible top film.

Is PET/PE film the same as flexible PET/PE lamination film?

Not necessarily. This product is supplied in a semi-rigid thickness range of 0.18–1.5 mm for thermoforming. Conventional flexible PET/PE pouch or lidding film is normally much thinner and is designed for a different converting process.

What does the PE layer do?

The PE layer provides the sealing surface, moisture resistance and toughness. Its formulation determines whether the package uses a peelable seal or a stronger permanent weld seal.

What foods can be packed in PET/PE thermoforming film?

Typical applications include fresh meat, poultry, seafood, cheese, sliced meats, deli foods and prepared foods. The exact structure must be matched to the food, storage temperature and shelf-life target.

Is standard PET/PE film a high-barrier material?

Standard PET/PE provides useful moisture resistance and general packaging protection but should not automatically be treated as high oxygen barrier. EVOH or another barrier layer is normally required when a specified low OTR is needed.

Can PET/PE film be used for MAP packaging?

It can be used in MAP projects when the complete bottom web, top film, barrier level, seal integrity and gas mixture have been validated. Standard PET/PE without a dedicated barrier layer may not meet longer shelf-life requirements.

What is the difference between peelable and weld-seal grades?

Peelable grades are designed for controlled consumer opening. Weld-seal grades create a stronger permanent seal. Both require testing with the actual top film, tray flange and sealing machine.

Can the thickness and width be customized?

Yes. The current range covers total thicknesses from 0.18 mm to 1.5 mm and widths up to 1500 mm. Final availability depends on the layer structure, order quantity and production feasibility.

Which core sizes are available?

The referenced product can be supplied on 3-inch or 6-inch cores. Buyers should also specify the maximum roll diameter, roll weight and unwind direction.

Is PET/PE thermoforming film food-contact compliant?

Food-contact suitability must be confirmed for the exact resin, PE formulation, tie layer, additives, recycled content, food type, contact temperature and destination-market regulations. Request grade-specific compliance documents before ordering.

Is PET/PE composite film recyclable?

PET and PE are individually recyclable polymers, but a bonded PET/PE multilayer structure may not be accepted in every recycling stream. Practical recyclability depends on the final structure, local collection systems, sorting technology and market regulations.

Can I test a sample before mass production?

Yes. Trial material should be tested on the intended thermoforming and sealing line to confirm forming depth, wall distribution, flange flatness, cutting, seal strength, leakage and opening performance.

How do I request a quotation?

Provide the food application, total thickness, width, core size, roll diameter, forming depth, seal type, top film, barrier requirement, order quantity and destination. A current material sample or technical drawing is also useful.

Why Choose HSQY as Your PET/PE Film Supplier?

HSQY Plastic Group supplies PET/PE thermoforming films, PET and APET sheets, PET/PE food trays, high-barrier trays, lidding films and related food-packaging materials for international B2B customers.

Our team can support material selection, custom thickness and width, roll configuration, peel or weld grades, sample trials, sealing-film matching, export packing and international delivery.

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