Web Aseptic Bags are continuous, pre-sterilized bag-in-box liners specially designed for high-speed aseptic filling lines such as the Web Aseptic Filler system. These bags ensure complete sterility for liquid products while maintaining exceptional barrier performance, making them ideal for the food, beverage, and pharmaceutical industries.
Manufactured with multilayer barrier structures such as metallized PET, Evoh, PE, and aluminum foil, the bags offer strong protection against oxygen, moisture, and UV light, effectively extending product shelf life without refrigeration.
✅ Key Features:
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🧼 Pre-Sterilized: Ensures aseptic filling with minimal contamination risk.
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🧪 Barrier Performance: High resistance to oxygen, water vapor, and light.
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🧃 Bag-in-Box Format: Seamlessly integrates into automated box filling and sealing systems.
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🌀 Web Form Design: Supplied as continuous film for efficient filling of 3L–20L bags.
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💧 Spout Compatibility: Works with all major spout types (short neck, long neck, center/corner fit).
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⚙️ Versatile Applications: Suitable for juices, dairy, cream, milkshake, fruit concentrates, tomato paste, pizza sauce, sauces, and more.
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🌍 Global Standard: Compatible with most Web-type aseptic filling machines worldwide.
🏭 Applications:
| Product Type | Barrier Recommendation | Suggested Material Combo |
|---|---|---|
| Dairy (milk, cream) | High oxygen & light barrier | AL/NY/PE or METPET/EVOH/PE |
| Fruit/Vegetable Concentrate | Medium-high oxygen barrier | METPET/PE or EVOH multilayer |
| Tomato paste / Pizza sauce | High light & oxygen barrier | AL/NY/PE |
| Juices & Beverages | Light to medium barrier | METPET/EVOH/PE or clear EVOH |
| Pharmaceutical / Fertilizer | Sterile and chemically stable | Custom EVOH multilayer |
💬 FAQs – Frequently Asked Questions
Q1: What sizes of web aseptic bags do you offer?
A: Our standard range includes 3L, 5L, 10L, and 20L. Custom volumes can be made upon request.
Q2: What kind of filling machines are compatible with your bags?
A: These bags are designed for Web-type aseptic fillers, fully compatible with automatic lines including filling, spout sterilization, carton forming, and sealing.
Q3: Can you produce bags with different spout types?
A: Yes. We offer both short-neck and long-neck spouts, positioned center or corner, for top compatibility with dispensing systems.
Q4: Are the bags suitable for hot-fill and cold-fill applications?
A: Yes. The multilayer film structure is engineered to handle both hot-fill and cold-fill processes.
Q5: What certifications do your aseptic bags have?
A: All bags are produced in cleanroom environments, and comply with food-grade standards (FDA/EC compliant).
