Aluminum foil lunch boxes are a widely used type of tableware. The thickness of aluminum foil lunch boxes is generally between 0.03mm and 0.20mm, which can be divided into two types: wrinkled and wrinkle free. It can also be divided into two types: disposable and reusable. In China, it is often called a tinfoil lunch box. In fact, it is a production process where 3 series or 8 series aluminum ingots are raw materials, which are cold-rolled or hot-rolled into aluminum foil master rolls with uniform thickness, smooth surface, no pinholes, dust particles, and no odor. It is fully automatic cold stamping formed in one go through specialized equipment and molds. Aluminum foil lunch boxes are increasingly appearing in daily life. How should we safely use these convenient tools? Below, we will talk about the precautions for using aluminum foil lunch boxes in refrigerators and ovens.

When using an aluminum foil lunch box as a container for food and placing it in the oven, the following points should be noted:

1、 Do not use corrosive substances and sharp knives to scrape the surface of aluminum foil lunch boxes, as this may cause aluminum to be included in food.

2、 For cooking in high temperature environments, it is recommended to use thick aluminum foil lunch boxes to avoid easy breakage.

3、 When using aluminum foil lunch boxes, they should be placed in the center of the oven and avoid direct contact with heat sources to avoid deformation or damage.

4、 If prolonged heating is required, it is best to cover the top of the aluminum foil lunch box with a layer of tin foil to protect the food from excessive burning.

Aluminum foil lunch boxes can also be placed in the refrigerator. Here are the precautions:

1、 Before placing food in an aluminum foil lunch box, ensure that it has completely cooled and is free of heat and moisture.

2、 If the food in the aluminum foil lunch box has been sealed, the sealing film or lid should be removed before placing it in the refrigerator to avoid deformation of the aluminum foil lunch box due to changes in air pressure.

3、 When placing the aluminum foil lunch box in the refrigerator, it should be placed in a lower level freezer to avoid being affected by high temperatures.

4、 If there is liquid food inside the aluminum foil lunch box, it is recommended to use tin foil for secondary packaging before refrigeration to avoid food leakage or contamination of other foods.

In short, aluminum foil lunch boxes can be placed in refrigerators or ovens, but attention should be paid to these details to ensure food safety and hygiene.