What's the A1 on the plastic lid?
For the group: urea formaldehyde resin melamine resin (UF) + (MF) + asbestos.Property: self extinguishing, antivirusProcess: mainly including resin synthesis, kneading, drying, crushing and ball milling, screening powder
Introduction: amino molding plastics is one of the earliest industrialized plastic varieties. It has been developed since 30s. It has been more than 50 years old. It still occupies a considerable place in plastic production and is one of the main varieties of thermosetting plastics. In 1958, our country began to produce amino molding plastics, which are used in daily necessities and industrial electrical appliances, food tableware, flower buttons and so on. They have become an important synthetic material for Industry and civil use.
Refers to: A1 amino molding plastics.
