Custom Al Foil Vacuum Storage Bag Retort Pouch Food Packaging Pouch1
2 month ago
Product details
Vacuum Bags for Food Retort Pouches
Our Vacuum Bags for Food Retort Pouches are specialized packaging solutions engineered for retort-processed foods—including vacuum-sealed meats (braised pork, smoked chicken), seafood (canned tuna, steamed shrimp), ready-to-eat curries, high-acid sauces (tomato paste, chili sauce), and nutrient-dense soups. They merge professional vacuum sealing performance, high-temperature retort compatibility, and food-grade safety to solve core pain points of retort food packaging: eliminating air to prevent oxidation, withstanding rigorous sterilization to ensure sterility, and preserving flavor/nutrition for long-term storage—ideal for food manufacturers, retort food brands, and bulk food suppliers.
At the heart of these bags is a multi-layer composite structure (typically PET/nylon/EVOH/PE or PET/aluminum foil/PE), tailored to balance vacuum retention and retort resilience. The EVOH or aluminum foil layer acts as a barrier to lock in the vacuum state—removing 98%+ of air before retort processing, which slows bacterial growth, prevents meat discoloration, and avoids sauce rancidity. Unlike ordinary vacuum bags, this composite withstands standard retort sterilization (121–135°C for 15–30 minutes) without losing vacuum tightness or structural integrity; after sterilization, the bag remains sealed, enabling shelf-stable storage (12–18 months at room temperature) without refrigeration—critical for reducing logistics and storage costs for brands.
All materials meet strict global food safety standards, including FDA, EU FCM, and GB certifications. They are 100% BPA-free, phthalate-free, and free from harmful plasticizers, making them safe for direct contact with all retort foods—even low-acid products (e.g., meat, seafood) that require longer sterilization times, and high-acid items (e.g., citrus-based sauces) that can react with inferior materials. The inner PE layer is smooth and non-adhesive, preventing food from sticking to the bag; this ensures every last bit of sauce or meat is easily dispensed, reducing product waste.
Practical design features enhance usability for both manufacturers and consumers. For production, the bags are compatible with automated vacuum sealing and retort equipment—with consistent thickness (30–50μm) ensuring uniform heat distribution during sterilization, avoiding under-sterilized spots. For consumers, optional easy-tear notches enable quick opening without scissors, while clear variants let users check food quality at a glance (ideal for showcasing fresh-looking retorted seafood or vibrant curries). Opaque aluminum foil variants are available for light-sensitive foods (e.g., soups with vitamin-rich ingredients), blocking UV light to preserve nutrients and flavor.
Customization options align with brand needs: sizes range from small 100g pouches (single-serve retorted snacks) to large 2kg bags (family-sized meats or sauces), with gusseted designs for expandable storage of bulk items. High-definition, retort-resistant inks allow printing of brand logos, product names (e.g., “Vacuum-Retorted Beef Stew”), sterilization dates, nutrition labels, and cooking instructions (e.g., “Heat in boiling water for 5 minutes”). Tamper-evident seals can be added above the vacuum seal to confirm product integrity, building consumer trust in retorted foods that rely on sterility for safety.
Whether you’re a manufacturer producing retorted meal kits, a seafood brand packaging vacuum-sealed tuna, or a sauce maker needing long-shelf-life packaging, these Vacuum Bags for Food Retort Pouches deliver reliable vacuum retention, retort durability, and food safety—ensuring your retort foods stay fresh, sterile, and appealing from production to the consumer’s table.
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Kunshan Topkelin Purification Technology Co., Ltd
Audited supplier
5 month
Main Product:
plastic film,
Soft packaging film ,
Flexible packaging bags,
vacuum bag,
Composite bag,
printed bags