Pa Pe Thermoforming Film
- Thickness: 60–300 μm
- Width: 200–1000 mm (custom slit widths available)
- Structure: PA/PE, PA/EVOH/PE multilayer
- Color: High clarity, optional light tint
- Process: Thermoforming, vacuum packaging, MAP
- Surface: Corona treated / printable
PA PE thermoforming film is a multilayer co-extruded packaging material designed for forming cavities in thermoforming machines used in vacuum and modified atmosphere packaging. As a pa pe thermoforming film manufacturer in China, PET Film Supply Company produces films that combine polyamide strength with polyethylene sealing performance. This structure helps maintain forming stability, sealing consistency, and reliable protection against oxygen, moisture, and mechanical damage in continuous packaging operations.
Product Photos
How Material Structure Influences Packaging Performance
- In thermoforming packaging, film performance is closely linked to how well it behaves during heating and stretching. In practice, uneven material distribution can lead to weak areas, especially in deep draw applications. Multilayer PA PE thermoforming film is engineered to maintain thickness uniformity, reducing the risk of failure.
- The PA layer contributes mechanical strength and puncture resistance, which is critical for products with sharp edges. The PE layer ensures stable sealing and flexibility after forming. This balance allows the film to perform reliably across different packaging conditions without compromising efficiency.
Technical Data Sheet (TDS)
Property Typical Range Structure PA/PE, PA/EVOH/PE Layers 7-layer / 9-layer co-extrusion Thickness 60–300 μm Width 200–1000 mm Oxygen Transmission Rate (OTR) 15–65 cc/m²/day Water Vapor Transmission Rate (WVTR) 3–8 g/m²/day Tensile Strength 45–85 MPa Elongation at Break 120–260% Seal Strength ≥15 N/15mm Forming Temperature 95–135°C Surface Treatment Corona treatment available
Packing and Loading
Benefits
- High puncture resistance for irregular or sharp products
- Stable forming in both shallow and deep draw applications
- Consistent heat sealing in vacuum and MAP processes
- Balanced oxygen and moisture barrier performance
- High clarity for improved product presentation
- Suitable for automated thermoforming packaging systems
How Does Thermoforming Film Improve Production Efficiency?
- Thermoforming film supports a continuous packaging workflow where forming, filling, and sealing are integrated into one process. This eliminates the need for pre-formed trays and reduces handling complexity.
- In many production environments, this also leads to better material control. Film thickness and forming depth can be adjusted to optimize both strength and cost. As a result, manufacturers can reduce waste, improve output consistency, and maintain higher production speeds on automated lines.
Applications
- Fresh and processed meat products
- Cheese, dairy, and sliced food items
- Seafood and poultry packaging
- Ready meals and convenience food
- Frozen food and bakery products
- Vacuum skin packaging and industrial components
Machine Compatibility and Processing Considerations
- In automated thermoforming systems, machine compatibility plays a key role in film performance. Factors such as forming depth, heating temperature, and cycle speed must align with film structure.
- For example, deeper forming applications require films with higher elongation and strength to prevent thinning. Similarly, sealing temperature must match the PE layer characteristics to ensure consistent seal integrity. In practice, stable machine-film interaction often determines overall packaging quality more than barrier performance alone.
Practical Selection Logic for Different Packaging Needs
- Selecting the correct thermoforming packaging film involves balancing protection, efficiency, and cost. For general packaging, PA/PE structures are typically sufficient, offering reliable strength and sealing performance.
- However, when packaging oxygen-sensitive products such as fresh meat or cheese, PA/EVOH/PE structures are usually preferred. The added EVOH layer significantly reduces oxygen transmission, helping extend shelf life and maintain product quality. This distinction allows buyers to avoid over-specifying materials while still meeting product requirements.
When Should EVOH Barrier Be Used in Thermoforming Film?
- EVOH barrier layers are used when oxygen control becomes critical to product stability. In many food applications, exposure to oxygen can lead to discoloration, flavor loss, or reduced shelf life.
- By incorporating EVOH into the multilayer structure, oxygen transmission is significantly reduced. This makes the film suitable for modified atmosphere packaging where gas retention is essential. For less sensitive applications, standard PA/PE film remains a cost-effective and practical option.
FAQ
What is PA PE thermoforming film used for?
It is used as a forming film in thermoforming packaging systems for vacuum and MAP applications.
Can it support deep draw forming processes?
Yes, depending on thickness and structure, it supports both shallow and deep forming applications.
Is it compatible with high-speed packaging machines?
Yes, it is designed for stable performance on automated thermoforming lines.
What determines whether EVOH is required?
The need for EVOH depends on product sensitivity to oxygen and the required shelf life.
