In the plastic film manufacturing process, the molecularly oriented film obtained by stretching and cooling at a temperature above its softening point tends to return to the state before stretching when it is reheated.
In general: the electrostatic film relies on the principle of electrostatic adsorption on the film to achieve the adhesive effect. The anti-static film is developed to resist the influence of static electricity on the
What is PET packing strap PET packing strap is a kind of polyester strapping made of PET as the main raw material and extruded unidirectionally stretched. The most popular new environmentally friendly packaging material
We all know that many goods need long-distance transportation now, but ordinary packaging can no longer guarantee the integrity of the goods. So now many people choose to use thermal shrinkage film when