5kg rice bag_5kg rice bag

Conclusion

While aluminum foil Faraday bags provide essential protection, they have limitations. They are most effective against certain frequencies, particularly low-frequency fields. High-frequency signals may not be entirely blocked. Additionally, their construction can be prone to wear and damage, which can affect their shielding capabilities.

Vacuum pack pouches are specially designed bags that remove air from the packaging before sealing. The vacuum sealing process eliminates oxygen, which is known to contribute to spoilage and degradation of food over time. By creating a barrier to both air and moisture, these pouches help maintain the quality, flavor, texture, and nutritional value of food products. They are available in various materials, including polyethylene and nylon, offering durability and resistance to punctures and tears.

Challenges Facing the Industry

The Importance of Vacuum Pack Pouches in Modern Food Preservation