Profile: J L J Service Co. specializes in lewis rubber inject molding machine line. We deliver complete service for all models of lewis rubber vertical injection molding presses. We provide PLC control retrofits, screw feeder retrofits, and full machine refurbishing. We handle all repair needs including electrical components, sets of hydraulic cylinder seal kits, hydralock seal kits available in urethane, valve seal kits/replacement parts, hydralock assembly refurbishing, screw feed rebuilding and stock feeder assembly rebuilding.