How To Classify And Identify Waste Plastic Recycling 2023-03-31
The molecular structure of thermosetting plastics is a body structure. After being heated to a certain extent or adding a small amount of curing agent, it will harden and set, and it will not soften and change its shape when heated again, so it cannot be recycled, such as phenolic plastics, amino plastics, and environmental plastics. Oxygen resins and the like belong to this type of plastic.