Situations where double sealing is recommended for vacuum seal bag: Liquid and soup products: Once the seal is not tight or there are small holes, it is easy to leak and contaminate other packaging or equipment. Double sealing can improve the sealing safety. High-value items or long-term storage: Such as coffee beans, cured meats, dried
Category Archives: Vacuum Bags
Safety prerequisites for vacuum seal bags Whether vacuum seal bags can be safely used for microwave heating depends on the bag material and labeling. The following are specific safety guidelines:Must confirm the “microwave safety” label: vacuum bags must be clearly marked with “microwaveable” or indicate the heat resistance temperature (such as heat resistance above 120°C).