Do you ever think it to enjoy delicious food without electricity or fire? That is it —our self heating food box.
Do you want to know the secret of the self heating box?
The reason is that the self heating lunch box contains a heating agent packed in non-woven packaging. The heating agent will react with water to produce high heat, which will make the food hot for some time. The calorific agent is mainly quicklime, and its scientific name is calcium oxide. Quicklime will release heat and produce strong alkali reaction when meeting with water, so it can self heat food.
That is the heating bag ,you can choose different size according to the food.
Post time: Oct-31-2022