First, spun yarn is a yarn made by twisting short fibers together at a very high speed using a spinning process. The spun yarn can contain a single type of fiber or be combined with another type of fiber. In addition, recycled polyester spun yarn is a yarn made of polyester. Most importantly, the combination between natural fibers and synthetic fibers is very common. Natural fibers generally also have good water absorption and skin comfort. At the same time, synthetic fibers can have high strength, gloss and flame retardant qualities. However, the most widely used blends are cotton-polyester and wool-acrylic fiber blends. Manufacturing Process of Recycled polyester spun yarn In addition, manufacturers can also use virgin polyester staple fiber to make virgin polyester spun yarn, or use recycled polyester staple fiber to make regenerated spun yarn. In addition, spinning can be waxed for knitted fabrics, or it can be unwaxed, mainly for weaving. As a result, the manufacturer produced po...