Specification Parameters
Material: 100% mono PP monomaterial
Bag Type: Retort stand-up pouch
Thickness: Customized, common range 80–120μm
Sterilization Resistance: Up to 121℃ retort treatment
Surface Print: Gravure printing, up to 12 colors
Surface Finish: Gloss / Matte optional
Feature: Self-standing bottom, tear notch available, heat-sealable, mono-material recyclable
Material Structure Performance
This pouch adopts mono PP construction.
Unlike conventional multi-layer composite retort bags with PET, PA or aluminum foil, the whole pouch is constructed from polypropylene only. Consistent resin composition eliminates different material delamination risk. The specially formulated retort-grade PP maintains good physical strength and dimensional stability after high-temperature steam sterilization. It will not soften excessively or wrinkle heavily under retort conditions. It retains good flexibility at room temperature after cooling down. The material has good oil resistance and low extractables, safe for food contact.
Core Competitive Advantages
Fully recyclable mono-material design. Since there is no dissimilar film lamination, it can enter the PP recycling stream directly, supporting brand sustainability & ESG marketing.
High retort resistance. Formulated for retort process, stable under up to 121°C steam sterilization, suitable for long shelf-life food.
Reliable stand-up bottom. The preformed bottom gusset allows the pouch to stand firmly on supermarket shelves, offering great visual presentation.
Excellent oil & moisture resistance. Good barrier against grease and water vapor, protecting oily soups, sauces and wet food.
Stable heat sealing. Uniform seal performance, resistant to burst during retort, reducing leaking and defective rate.
Customizable printing & finishing. Support rich gravure artwork, matte or glossy surface, tear notch and custom sizes.
Sustainability Value
Conventional composite retort pouches mix multiple polymer types, making recycling complicated and hard to separate. Our mono PP stand-up pouch removes mixed-material barriers. It reduces packaging carbon footprint. For brands targeting EU, UK and North American markets, this mono-material packaging helps satisfy packaging regulation requirements and consumer demand for eco-friendly packaging. It can be highlighted on product labels and marketing materials as a green selling point.
Customization & Service
Custom pouch size, thickness, printing artwork, matte/gloss finish, tear notch. Food contact certification available. Blank samples for sealing and retort testing before mass order. We can adjust PP formulation according to your sterilization temperature and filling media (oily / watery content). MOQ depends on printing colors and dimensions.
Application Scenarios
Ready-to-eat meals
stewed food, curry
bone soup
pasta sauce
bean paste
canned-style wet pet food
meat paste
other food requiring high-temperature retort sterilization
why choose us
Quality Control
Every batch undergoes strict inspection: film tension check, heat seal strength test, visual defect screening, burst test and simulated retort test. We verify pouch performance under your actual sterilization curve, to check for leakage, deformation, wrinkling or delamination. All raw materials are inspected incoming before production.
FAQ
Q: What is the maximum retort temperature this mono PP stand pouch can take?
A:Our standard grade can withstand up to 121℃ retort. If you need longer holding time or higher temperature, we can upgrade the PP formulation for your test.
Q: Is mono PP pouch barrier as good as PA/PP composite retort pouch?
A: Oxygen barrier is lower than PA composite. It works well for products with short to medium shelf life, or products that are high in oil and low oxygen sensitivity. We recommend shelf-life validation test before mass production.
Q: Is it fully recyclable?
A:As mono PP, it is designed for PP recycling stream. Recycling infrastructure varies by region. It is recommended to check local recycling rules in your target sales market.
Q: Can I add tear notch on the stand-up pouch?
A: Yes, we can add laser or mechanical tear notch on the top seal area for easier opening.
Q: Are the bags food‑contact safe?
A: All raw materials are food‑grade, comply with common international food contact requirements.
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