RETROFiT upgrades significantly increases the flexibility and operational readiness of JUNKER machines. RETROFiT upgrades increases energy efficiency as well as production volumes and quality through the use of the latest technology. Upgrades also adapts machines to the latest occupational safety standards. Replacement of assemblies for which spare parts are no longer available allows for reliable, predictable production, since only systems that run smoothly guarantee high productivity. Integration in complex automation systems and the latest IT environments results in further savings for production. Extending functions or integrating the latest developments enables optimum use of the grinding machines and improves their performance. partner4JU and the resulting networking benefits open up advanced solutions for increasing productivity and adding flexibility to modern production processes.