Hot melt, also known as low melting point wire, is divided into fully melted hot fuse and core-sheath hot melt, is one of the most rapidly developed functional fibers in recent years. The melting point can be controlled between 85℃ and 180℃ by adjusting the properties of raw materials. In normal temperature state, the hot melt and other fibers woven fabric, and then in the dry hot or humid hot sta...

The core yarn and outer packaging materials are different Taking spandex core spun yarn and spandex covered yarn as examples 1. Core spun yarn generally uses synthetic fiber filaments with good strength and elasticity as the core yarn, and is wrapped with short fibers such as cotton, wool, and viscose fibers. For example, spandex core spun yarn is a type of spandex wrapped in short fibers, with sp...