NY RCPP Transparent Retort Vacuum Pouches for Corn & Cooked Ready-to-Eat Food
| Materials | : NY/RCPP |
| Process | : multi-layer composite |
| Thickness Range | : Customized |
| Width Range | : Customized |
| Color | : Up to 10 colors |
| Shape | : 3 sides sealing |
| Appearance | : High Transparency |
Description
Product Overview
NY RCPP retort pouches are multi-layer transparent vacuum bags engineered for industrial autoclave retort processing. Built with nylon outer film and retort-grade RCPP inner sealant layer, these food-safe pouches resist punctures from corn kernels, bean-curd fragments and sharp-edged cooked food ingredients.
Capable of sustaining 121°C high-pressure steam sterilization, these NY RCPP retort pouches eliminate the requirement for cold-chain storage after retort treatment. Packed sweet corn, bean curd products and ready-to-eat cooked food can achieve long-term ambient-temperature shelf life.
We provide flexible custom options for bulk buyers. Bag dimensions, total film thickness and surface printing can be adjusted to match your food processing line. Always conduct pre-production sample testing to align with your retort machine pressure-temperature parameters.
Core Technical Parameters
| Testing Item | Standard Parameter |
|---|---|
|
Material Structure |
NY(Nylon) / Retort-grade RCPP |
|
Max Retort Temperature |
121℃ (high-pressure autoclave environment) |
|
Total Film Thickness |
90μm-140μm (customizable) |
|
Oxygen Transmission Rate (OTR) |
≤5.0 cm³/(m²·24h·0.1MPa) |
|
Water Vapor Transmission Rate (WVTR) |
≤3.0 g/(m²·24h) |
|
Operating Temperature Range |
-20℃ ~ +121℃ |
|
Heat Seal Temperature Range |
180℃-220℃ |
|
Key Features |
Transparent, high puncture resistance, retort-resistant, vacuum-compatible |
|
Food Contact Compliance |
Meet international food-contact packaging standards |
Note: Final performance depends on film thickness, sealing setup and retort equipment settings. Sample evaluation is strongly suggested before mass-order placement.
Material Performance Introduction
Nylon (NY / PA) Outer Layer
Nylon delivers outstanding mechanical strength and moderate oxygen barrier property. It absorbs impact and piercing forces generated by hard food particles during vacuum packing and retort sterilization. This layer prevents tiny pinholes that cause early product spoilage.
Retort-Grade RCPP Inner Sealant Layer
Retort-cast RCPP is specialized for high-temperature autoclave scenarios. It maintains sealing integrity under 121°C high-pressure steam, avoiding delamination, seal split or bag leakage. Ordinary PE material cannot replace RCPP for retort sterilization workflows.
Typical Application Scenarios
- Sweet corn, waxy corn vacuum packaging
- Bean curd, spiced tofu and bean-based cooked snacks
- Various shelf-stable ready-to-eat cooked food requiring autoclave sterilization
- Food factory bulk packaging projects with custom-print requirements
Important Usage Reminders
- These NY RCPP retort pouches are designed for industrial high-pressure retort kettles. Not intended for simple household boiling.
- Adjust heat-sealing time, temperature and pressure according to your vacuum sealer model. Poor sealing settings will trigger leakage after sterilization.
- Test sample bags with your actual food content and retort machine before large-volume procurement.
Frequently Asked Questions
Can NY RCPP retort pouches be used for household boiling?
This composite structure targets industrial autoclave sterilization. Household open-pot boiling cannot reach required pressure parameters, and cannot realize long-term room-temperature shelf storage.
What thickness should I choose for corn packaging?
For waxy corn packing under 121℃ retort condition, 110μm-130μm total thickness is the mainstream choice for bulk food factories.
Is custom printing supported?
Yes. We support custom surface printing for brand logos, ingredient marks and specification information. MOQ requirements apply for printed orders.
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Food-Grade Raw Materials
In an era where food safety is highly valued, packaging safety is equally important. Our company recognizes this and is committed to producing high‑quality flexible packaging pouches. All our pouches are made from food‑grade materials that have passed strict screening and multiple inspections, meeting or exceeding national and international food‑contact standards. We never use recycled materials and strictly follow food production requirements without compromise. Choosing our flexible packaging means choosing safety and reliability. Whether for snacks, fresh produce, or beverages, our pouches provide a secure protective barrier, giving your consumers peace of mind and helping you grow your business with confidence.
Process Reference
Packaging bag performance varies significantly by raw material—BOPP delivers excellent tensile strength and transparency, PET provides superior moisture and oxygen barrier properties, PE excels in flexibility and impact resistance, and composites integrate multi-substrate advantages for specialized demands. Backed by advanced production lines and a professional R&D team, we deliver tailored packaging, with flexible adjustments to dimensions, thickness, structural designs (single-layer, multi-layer composite, zipper-sealed) and functional upgrades (puncture resistance, UV protection, heat-sealability). Our state-of-the-art printing equipment supports high-precision 10-color printing with food-grade, eco-friendly inks meeting international standards, ensuring vivid colors, sharp patterns and consistent quality to satisfy diverse needs from brand logos and product details to
Company Advantages
58fully automatic bag-making machines
5×10-Color High-Speed Printing Machines
Eight large-scale film-forming devices
Customizable
Flexible Packaging Bags FAQ：
- Bag type (stand up pouch, flat bag, zipper bag, three-side sealed bag, etc.)
- Bag size and thickness
- Order quantity
- Surface finish (glossy, matte, metallic, paper texture, etc.)
- Printing artwork or color requirements
- Any special functional requirements (food grade, waterproof, moisture-proof, etc.)
- Digital printing small batch orders: 5–7 working days
- Standard formal bulk orders: 15–20 working days
- Express door-to-door delivery
- Sea freight
- Air freight
- Railway transport
- Delivery to your designated Chinese warehouse or agent
- Bank wire transfer (T/T)
- Credit card payment
- PayPal, Alipay and other third-party payment platforms
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