Coloring process including：
7. Brushed gold and silver: It is really a film. On the off chance that you look cautiously, you can observe the association hole on the jug.
8 Secondary oxidation: auxiliary oxidation is performed on the first oxide layer, to accomplish an example covered with a matte surface on the smooth surface or an example with a smooth surface on the matte surface. Generally utilized for logo creation.
9 Injection tone: Toner is added to the natural substance when the item is infusion formed. The art is moderately modest. You can likewise add pearl powder, or add them to white powder to cause the PET straightforward shading to become hazy (add some toner to shading). The age of water swells is connected with how much dab powder is added.
After seeing Coloring process ：
You can get to the home page https://www.ppmaterial.cn/
You can also go to our LinkedIn https://www.linkedin.com/company/plastic-packing-material