Nowadays, e-commerce has become part of our everyday life, we buy everything we need online wait until the package is shipped in front of our door. During the package delivery, air bubble film becomes a crucial part to make sure our items are not damaged. What is Air Bubble Film？ Air Bubble film also known …
The extruder is one of the plastic processing machinery. With the change of temperature and stress during plastic mixing and processing, and the resulting change in the properties of molten materials, the degree of perfection directly affects the quality, output, and quality of plastic semi-finished products or cost. In this article, we have sorted out …