SX-80i/SX-80is THE STATE-OF-THE-ART DIGITAL SPRING COILING MACHINE produces Bonell springs for mattress at speeds of  80pcs/min.In a single cycle,the wire is coiled to a spring,knotted at both ends,heat treated and to be collected to an outlet channel.The coiler utilizes a fully integrated computerized Programmable Logic Controller(PLC) and servo control system,also with two CPU and high sensitivity touch screen to reach remote-control support.All machine functions include wire feeding length,heat treatment,lubrication and self-protecting are automatically controlled.