25 10 月, 2024

While enjoying the food, remember to operate the self-heating bag

While enjoying the food, remember to operate the self-heating bag

Categories: Industry News

by andelszhang

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Categories: Industry News

by andelszhang

Share

The editor of the heating pack manufacturer purchased a pack of self-heating food. After disassembling the pack, he discovered that it contained rice packs, vegetable packs, heating packs and water. If you want to use it, you need to first put the heating bag at the bottom of the box, and then soak it in the water in the water bag. At the same time, put the rice and vegetables together, place it on the heating bag, close the lid tightly, and It’s possible to take it in about a few minutes.

So, what will happen to the heating bag when it is soaked in water? The reporter put the heating bag into the lunch box and poured cold water in immediately. The heating pack swelled up quickly when it touched the water. About a minute passed, and bubbles kept appearing near the heating pack. At this time, all the heating packs had already swelled very powerfully, and the water in the small box began to boil. Along with the gurgling sound, there was always smoke coming out.

Al heating package

The reporter touched the lunch box with his hand and felt that the temperature on both sides had warmed up significantly. The lunch box was a little hot. The entire heating process of the heating pack lasted for a minute. Then, the smoke began to gradually decrease, but the temperature Not landing.

Warm reminder: strictly follow the instructions for use when heating

The editor noticed that the main ingredients of the heating pack were not indicated on the outer packaging boxes of self-heating foods. After checking, the editor found that the contents inside the self-heating bag are dark brown and are mainly composed of calcined attapulgite, vermicelli, alumina powder, coke powder, and salt. Quicklime powder, potassium carbonate, and water are added, and the temperature can be It is used to heat meals or steamed foods when it rises to 120°C. The temperature remains constant for 20 minutes and drops to 100°C, and then drops to 60°C after an hour.

It is possible to see air vents on the outer packaging boxes of some self-heating foods. In the operating instructions, there is also a reminder that the air vents cannot be blocked and the heating pack cannot be disassembled. This is because the heating pack reacts very intensely with water, and the reaction is more flexible when the heating pack is removed, and it is easy to hit the user’s body with the rolling steam.

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