The plastic cooler box is mainly composed of a box body and a box cover. Generally, the structure is designed to adopt a double-layered closed structure of the box body and the box cover, and the outer surface layer is sprayed into a bright mirror surface, and the elastic body is placed in the box body. Keep cold glue. Fresh-keeping refrigerators are well known for their convenience and practicality, and have gradually become a tool that people must have in their lives.
In the process of making plastic cooler box, you can choose different materials, such as plastic, wood, foam, and metal. At different work locations, the cooler box has multiple names, including car plastic cooler box, drug plastic cooler box, and household food plastic cooler box. Thermal insulation is the most basic function of the refrigerator. It can keep cold/heat-preserving, food-grade environmentally friendly LLDPE materials, which can provide good insulation and preservation effect.
Plastic cooler boxes have superior impact resistance and superior sealing, which is the primary consideration when choosing a cooler box. Although different brands of products are sealed in different ways, excellent sealing is a necessary condition for the long-term preservation of memory food. At the same time, in terms of materials, food-grade environmentally friendly LLDPE materials are generally required, which are non-toxic, odorless, UV-resistant and non-discoloring.