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Fresh-keeping box is also called fresh-keeping box, disposable lunch box, disposable lunch box, etc. There are three types of fresh-keeping boxes: one is plastic fresh-keeping box: made of resin material, general temperature resistance range: the highest temperature is 120℃, the lowest temperature is -20°C, the other is the tempered glass preservation box: ordinary glass tempered, the last one The kind is a heat-resistant glass fresh-keeping box, using high borosilicate glass material.
As consumers pay more and more attention to health, people are concerned about whether the materials used in the crisper itself are healthy. Hygienic and safe materials are harmless to the human body, such as PC materials, PE materials and PP materials. The more common fresh-keeping box materials are PP materials. Plastic crisper can not be put into microwave and oven, because plastic will produce harmful substances to human body under high temperature. In addition, the toughened glass crisper may explode when it encounters extreme cold and extreme heat. The most fashionable and green fresh-keeping box is heat-resistant glass fresh-keeping box.
Different shapes store different things, making it more convenient to use. In addition to the common squares, rectangles, and circles, there are also suits designed for picnics, making life easier and more convenient.
Square disposable plastic tableware: Excellent sealing performance, suitable for storing food, preventing peculiar smell in the refrigerator, suitable for storing various condiments, leftovers, leftover cans, fruits, and vegetables. It is convenient to put in refrigerators, freezers, microwave ovens, and can also be used for other purposes.
Rectangular disposable plastic tableware: suitable for storing bacon and meat food. Because of the water receiving plate, it is easy to store food with moisture. The large-capacity rectangular fresh-keeping box is suitable for storing fruits, vegetables and seafood.
Round disposable plastic tableware: suitable for long-term storage of various condiments, canned fruits, miscellaneous grains, nuts, tea and other foods, easy to put in refrigerators, freezers, microwave ovens. The oblong design is suitable for storing beverages, children’s milk and various grains, nuts and tea during wild travel.
High-tube disposable plastic tableware: suitable for storing long food such as noodles and cucumbers. Because the height of the high-tube fresh-keeping box is higher than that of ordinary fresh-keeping boxes, the processing technology requires high mold size and mold release, so it is on the market There are not many manufacturers that can produce high-tube fresh-keeping boxes and relatively few products.