Disposable lunch boxes made of plastic mainly include P […]
Disposable lunch boxes made of plastic mainly include PP polypropylene and PS polystyrene, both of which are non-toxic, tasteless and odorless. PP is relatively soft. Generally, the use temperature of PP is -6°C to +120°C, so it is very special. It is suitable to hold hot meals and hot dishes, which can be heated in a microwave oven or even steamed in a steam cabinet. The temperature of modified PP can be controlled from -18 degrees to +110 degrees. The lunch box made of this PP can be heated in addition to heating. It can be stored in the refrigerator and used for refrigeration.