Ultrasonic Welding Equipment for Clothing Ultrasonic Welding Equipment for Clothing - Cheersonic It is estimated that 62% of all fibres used in the fashion industry are made from a synthetic material – mainly polyester, but also nylon, acrylic, polypropylene and elastane. Ultrasonic clothing Welding offers some key advantages over other forms of welding: It saves time. It is much faster than traditional welding methods, as virtually no time is needed [...]