Plastic processing is now widely used. Many products we see in supermarkets and trade markets are made of plastic as the main material. It can be said that plastic has become the main material used in the city. In fact, many products in our life are also made based on this plastic material, such as most of the packaging containers, some of the circuit shell, and the wall switch and socket we use, the shell is made of plastic material. It can be said that now the plastic has been in our daily life everywhere, and as a more typical plastic material, PVC is used more plastic material, and the most classic product in this material than PVC film, this is a film worth learning.
At present, many of the film, diaphragm, transparent film are derived from this PVC film produced (the need for precision screen printing machine screen printing), it can be said that this plastic film is a development of the "template". Similar to the current mobile phone film, plastic diaphragm, car film is derived from the development of PVC film characteristics, PVC forming film has a certain degree of viscosity, and the form of PVC plastic film transparency is relatively high, which is of great reference significance for the later development of plastic film.