Bag in Box (BIB) Liquid Packaging Guide: 2L-25L BIB Bags

Published:2025-09-18 · Industry News · Source: dgkody 改写

Bag in Box — or BIB — is an innovative liquid packaging solution that delivers superior puncture resistance, sealing strength and durability for commercial and consumer products alike. A flexible inner bag is sealed into a tough outer carton, letting users dispense the contents easily through a built-in tap or valve. BIB containers store, transport and serve juices, dairy products, condiments, non-hazardous chemicals and more.

BIB is a strong option for businesses focused on environmental impact and waste reduction. It requires significantly less material than rigid bottles, cutting the plastic and other raw materials that end up in landfill, and it is lighter than glass bottles, which reduces shipping costs and energy use.

How a Bag in Box Works

  • Inner bag: a flexible, collapsible bag made from synthetic film, and the layer in direct contact with the product
  • Outer carton: a sturdy cardboard box that supports and protects the inner bag
  • Dispensing: a built-in tap or valve that simplifies application and minimises mess
  • Barrier: an air- and light-resistant inner bag that protects the contents and keeps them fresher for longer

That is why bag in box packaging is an excellent choice for beverage and food production, and is often used to replace syrup at soft drink fountains in restaurants and other casual dining establishments. It is equally popular for storing and serving laundry detergent, letting consumers dispense an accurate amount into the washing machine without spills or overfilling.

Why Choose BIB Over Rigid Bottles

  • Material reduction: significantly less plastic and raw material than rigid bottles, which means less waste going to landfill
  • Shipping efficiency: lighter than glass bottles, lowering shipping costs and energy use
  • Ease of use: tap dispensing keeps dosing accurate and avoids over-pouring
  • Application fit: suited to foodservice and industrial use, from dispensing laundry detergent into washing machines to pouring sulfuric acid into dry cell batteries

2L-25L BIB Containers and Customisation

Kody Packaging (KODY PACK) offers a wide range of 2L-25L BIB containers for storing, transporting and serving liquids. Made with premium materials including food-grade LDPE film, our BIB containers can be customised to your specific product requirements and are ideal for a variety of industries, including foodservice and industrial applications.

UN Certified Bag in Box for Dangerous Goods

For those who need an even more durable and reliable BIB container, we offer UN certified bag-in-box packaging. Our Level 2 and Level 3 BIB packages provide a safe and economical way to transport liquids that require rigorous testing and certification to meet United Nations (UN) standards for dangerous goods. Like our regular BIB liners, our UN BIB containers feature CDF1 Smart Seal Technology, optimising precision and consistency while ensuring the best possible performance.

Looking for the right bag in box format for your liquid product? Contact Guangdong Kody Packaging for 2L-25L BIB samples, custom options and a quotation.

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