KKLN Ultrasound AG is one of the world's leading manufacturers of machines, systems and tools for welding and connecting plastic parts as well as industrial cleaning technology. The complex technologies of plastic connection technology and ultrasonic and spray cleaning technology are the main fields of activity of our company. At two locations in Heppenheim, a team of 280 experts currently works on the most demanding customer projects. The plastic welding machines from KLN offer solutions for practically all common plastic joining techniques. The focus is on ultrasonic, vibration, heating element, infrared and spin welding. Added to this are laser welding and thermal processes such as hot air and hot riveting. We also offer complete system solutions. This goes from welding prototypes to large special systems including robots and feeding technologies. We offer customer-specific solutions in the form of environmentally friendly cleaning systems for almost all industrial cleaning tasks. From high-frequency generators, immersible transducers and vibrating plates to table and stand-alone devices and customer-specific, modular system solutions for aqueous and solvent-based cleaning media. A wide range of accessories, such as mechanical oscillation and lifting devices, cleaning agents tailored to your application, automatic transport systems and more, complete the program.