Plastic lunch boxes produced using polypropylene as raw materials. Usually factories also use polypropylene as raw materials for plastic lunch boxes because of this material It has a high melting point and will not immerse harmful chemicals in food or liquids, making this material also very popular in the industry. At the same time, the material is also used in yogurt, cream cheese manufacturing and other industries. \u0026emsp;\u0026emsp;In our daily life, we will use environmentally friendly and biodegradable plastic lunch boxes to package food. At the same time, the bottom of the plastic lunch box will be printed with numbers, and we can choose the plastic lunch box that suits you through the bottom number of the plastic lunch box. \u0026emsp;\u0026emsp;Usually plastic lunch boxes use low-density polyethylene to package food, because they have better safety, making this material widely used in plastic lunch boxes, bread packaging or frozen food, and we use The cake box is also made of this material. \u0026emsp;\u0026emsp;Usually factories also use polypropylene as the raw material for plastic lunch boxes, because this material has a high melting point and will not immerse harmful chemicals in food or liquids, making this material also popular in the industry. At the same time, the material is also used in yogurt, cream cheese manufacturing and other industries.
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