4 Rollers Hydraulic Rolling Machine NumberMain Machine partTechnical Requirement1Top Roller DeviceMaterial42CrMo Techniquesforging piece go through rough machining then quenching and tempering treatment at HB260 300 finish turning then medium frequency quenching of surface at HRC48 52 2Bottom Roller DeviceMaterial42CrMo Techniquesforging piece go through rough machining then quenching and tempering treatment at HB260 280 finish turning then medium frequency quenching of surface at HRC48 52 3Side Roller DeviceMaterial42CrMo Techniquesforging piece go through rough machining then quenching and tempering treatment at HB260 280 finish turning then medium frequency quenching of surface at HRC48 52 4Side Frame and ChassisMaterialQ235 steel TechniquesFixed and tipping side frame and chassis are welding pieces of steel plate. 1、welding 2、anneal and vibration 3、the stress shall be eliminated 5Drive DeviceHydraulic motorFrom china famous supplier 6Hydraulic Systemhydraulic valve From china famous supplier sealing element From china famous supplier Oil Cylinder From china famous supplier 7Tipping Device FunctionGet bendded work piece 8Control System Low Voltage Apparatus SIEMENS GERMAN PLC SIEMENS Touch Screen TaiWan Control Console From china famous supplier Control program From china famous supplier 9Bearing Double-row Self-aligning Roller Bearing From china famous supplier 10Encoder From china famous supplier