The heating pack will stop by itself after 15 minutes and will not continue to heat. Generally, it will drop to 60 degrees after 60 minutes and can keep food warm for 120 minutes. The heating pack will not cause any pollution when it is heated. The steam temperature can reach 200° when heated, so be careful not to touch the steam rashly when heating.

Will the heating pack stop by itself after 15 minutes?

The main ingredients of the heating pack are quicklime and sodium bicarbonate. The process of generating sodium bicarbonate through quicklime and water will release a lot of heat. Principle to steam food. Heating will stop when the reaction is complete.

It should be noted that there is an air outlet on the lid of the self-heating hot pot or self-heating rice box. When heating the heating pack, you must ensure that it is ventilated and cannot be blocked, otherwise it is likely to be caused by the inside of the box. Excessive pressure can cause explosions and injure people.