Stretching occurs because the velocity of the filament extruded from the spinneret is lower than the moving speed of the winding device, i.e., the stretching speed is higher than the spinning speed...

First, heat the extruder to the predetermined temperature, then start the screw and feed materials simultaneously. Extrusion molding is a continuous process, with the key being the adjustmen...

Technical Definition and Core Principles   Solventless lamination is a production process that bonds two or more base materials (such as plastic films, aluminum foil, and pap...

Industry Background and Technical Positioning   As a key equipment in modern manufacturing, coating machines have become core production tools in fields such as printing and ...

Industry Background and Core Value   Composite films are functional materials made from flexible materials such as plastics, aluminum foil, and paper through multi-layer co-e...

In modern industry and daily life, there is a material that seems unremarkable yet plays a pivotal role — barrier film. Like a silent invisible guardian, it relies on its special properties ...

[Introduction]   The delivery of every piece of equipment is a rigorous inspection of quality and a new starting point for value co-creation. The value of industrial equipmen...

The main component of thermosetting plastics is linear or branched low-molecular-weight polymers, with reactive functional groups on the molecular chains. Therefore, during the heat-induced ...