... , headrest, shift lever ball and other glass product. High Pressure Foaming MachineMain Technical Parameter* Type: HPM40, HPM20, ... AC110V/DC24V; The Basic Components: The Metering Unit,High, Low Pressure Recirculation Switchover Unit,Components Flow Output Control ... System,Hydraulic Control Unit,High Pressure Mixing Head, The Components ContainerUnit,Electrical Control ...