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Sealing Film for PET Tray

High-Temperature Resistant Clear Tray Sealing Lidding Film

Our High-Temperature Resistant Clear Tray Sealing Lidding Film is the premium solution for demanding packaging applications where heat and integrity are paramount. Engineered from advanced multi-layer polymers, this film delivers exceptional performance in ovenable, retort, and hot-fill processes, ensuring your product's safety, freshness, and presentation remain uncompromised from sealing to serving.

✔ Unmatched Heat Resistance: Withstands retort and oven processing up to 135°C for guaranteed package integrity.

✔ Brilliant Clarity: Crystal-clear transparency enhances product visibility and shelf appeal.

✔ Reliable Seals: Ensures strong, hermetic seals with various tray materials to lock in freshness and prevent leaks.

✔ Tailored Peel Options: Available in clean, consistent easy-peel or robust full-seal variants for every need.

✔ Advanced Protection: Excellent barrier properties extend shelf life by guarding against moisture and oxygen.

✔ Optimized Performance: Engineered for high-speed lines and compatible with MAP, vacuum, and standard sealing.

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Description & Benefits
Product Specifications
Applications
Process & Reviews
Our One-Stop Advantage
FAQs

The Ultimate Guard: Seal in Freshness, Withstand the Heat

Description

Every premium product deserves a guardian that protects its quality from the production line to the consumer's table. The challenge is clear: how do you package goods that require intense thermal processing—like retort sterilization, oven baking, or hot-filling—without compromising the seal's integrity or the product's pristine appearance?

Ordinary films falter under pressure, risking seal failures, cloudiness, and compromised barriers. This isn't just a packaging problem; it's a risk to your product's safety, shelf life, and brand reputation.

Born from advanced polymer science, this film is specifically crafted to conquer extreme heat while delivering crystal-clear presentation and iron-clad protection. It's the smart, reliable foundation for your most demanding applications, from gourmet ready meals and savory sauces to premium pet food and sterile medical packaging.

Why Switch to HSQY Sealing Film?

Engineered for superior seal integrity and extended shelf life on both CPET and APET trays.

Delivers exceptional barrier performance against oxygen and moisture for maximum freshness.

Specifically formulated to withstand extreme temperatures from freezer storage to microwave reheating.

Optimized for efficiency on high-speed filling lines, minimizing waste and downtime.

Offers excellent clarity and printability to enhance your brand's shelf appeal.

Product Specifications

Parameter
Item Name	Tray sealing/lidding film
Material	PP/PET/EVOH/PE/PA, etc.
Thickness	65~120um
Color	Clear, customized
Printing	Gravure printing, logo customized
Size	130mm x 250m, 150mm x 500m, 230mm x 500m, customized
Features	Excellent barrier, moisture proof, oxygen resistance, good sealing performance to extend the self life
Application	Suitable for all tray substrates: PP, PET, CPET, PS, PVC,etc.

Property / Feature	PET-based Film (Standard)	Polypropylene (PP) Film	High-Barrier Multi-layer Laminate
Primary Structure	PET / PE or PET / PP	CPP or multi-layer PP	PET / AL / PE or PET / EVOH / PE
Clarity	Excellent	Good to Excellent	Good to Opaque (depends on layer)
Seal Integrity	Strong & Reliable	Very Strong	Excellent & Robust
Moisture Barrier	Good	Excellent	Exceptional (with AL layer)
Oxygen Barrier	Moderate to Good	Moderate	Exceptional (with EVOH/AL)
Freezer Resistance	Excellent	Excellent	Excellent
Heat Resistance	Good (up to ~105°C)	Limited (up to ~121°C)	Varies (some for retort)
Peel Performance	Clean & Consistent	Strong (may be higher force)	Customizable
Tray Compatibility	Ideal for CPET/APET	Broad (PP, PS, some PET)	Broad (demanding applications)
Typical Applications	Ready meals, fresh produce	Bakery, snacks, dry foods	Premium meats, MAP, retort, coffee
Cost Level	Mid-range	Generally Lower	Higher (Premium)

Where to Use Sealing Film?

● Ready Meals & Meal Kits: Fresh, frozen and ovenable entrees.

● Prepared Foods: Salads, sandwiches, snacks, and desserts.

● Protein Trays: Fresh and frozen meat, poultry, and seafood.

● Produce Packaging: Fresh-cut fruits and vegetables.

● Food Service & Catering Portions.

How to Order?

Inquiry

Confirm specifications & quantity.

Sample

Free sample sent for testing.

Order

Sign contract & pay deposit.

Production

15-20 days lead time.

Shipping

Global delivery arranged.

Customer Testimonials

“

Switching to HSQY's peelable sealing film was a game-changer for our ready meal line. The clean, consistent peel perfectly matches our brand promise of convenience, while the exceptional oxygen barrier has reduced spoilage rates by 15%. Our customers now enjoy that perfect 'first-open' experience every time, and our production line runs smoother with fewer downtime incidents. It's the reliable performance we needed.

David Chen

Production Director, Fresh Chef Meals Co., Ltd.

“

For our premium chilled meat trays, integrity and shelf life are everything. HSQY's high-barrier film provides the robust seal and moisture protection that keeps our products fresher, longer. The clarity showcases the product beautifully, and the film's compatibility with both our APET and CPET trays simplified our inventory. A trusted partner for quality and consistency.

Maria Rodriguez

Packaging Manager, Prime Cut Foods Inc.

Complete Your Packaging Line

Don't risk incompatibility. We supply the complete ecosystem.

● Food Trays:

PP/PET/CPET Food Trays in various designs and sizes

● Tray Sealing Machines:

From manual table-top sealers to fully automatic lines.

● Paper Sleeves:

Custom printed branding sleeves for retail display.

Free Consultation

Frequently Asked Questions

What is the maximum temperature this film can handle?

It is designed for continuous use up to 135°C (275°F), making it ideal for retort processing, ovenable applications, and hot filling.

What tray materials is it compatible with?

It forms strong seals with a wide range of materials, including PP, CPET, APET, and aluminum trays. We can adjust the sealant layer to match your specific tray for optimal performance.

Do you offer both easy-peel and full-seal options?

Yes. We provide customizable peel performance:

Request Your Custom Quote – Get Started Today

As your one-stop food packaging manufacturer, we offer compliant, high-quality plastic packaging (sheets, films, containers, etc.) backed by 15 years of expertise & 9 factories. Fill out the form, and our specialist will send a tailored quote, sample options, or technical details within 24 hours!