(1) When the screw reaches 95rpm under the drive of 90KW/1480rpm ac motor, the HDPE output can reach 300kg/h under the pressure of the head; (2) The machine barrel temperature control area is set with heating power of 4.6KW /380V for each area; (3) One cooling fan for each area, 370W/380V; (4) Reserve area 3 of the machine head and hoop temperature control wiring, each area is 5KW /220V; (5) Screw aspect ratio =1:25; (6) The configuration price of the electric control cabinet of the main engine itself can be discussed separately according to the actual situation. The standard configuration price can be quoted according to the configuration price of Inverter made in China, digital temperature control instrument made in China and contortionists made in China.