Coperion K.K. (Headquarters: Germany, Coperion GmbH) is a comprehensive manufacturer that handles everything from the sales and service of co-rotating twin-screw extruders to turnkey plants, as a pioneer in the field of co-rotating twin-screw extruders. We deal with plastics, food, and batteries, reflecting over 65 years of rich know-how and experience in our products to support our customers. Sales record of co-rotating twin-screw extruders: approximately over 15,000 units worldwide Plastic air transport systems: 10,000 sets Additionally, it has become possible to conduct tests for twin-screw extruders, which have been difficult to address domestically in Japan, at our domestic partner (DJK Corporation). If you wish to request a test, please contact us through the "Contact Form."