... is V920, barrel surface hardness is V950Circle oil cooling system in the screw coreScrew rotating speed:38.0rpmHeating of ... -cooling; 4 zones, total 1.0kw;With exhaust system and dosing system;Main motor:380v/50HZ/3-phase, 37.0KW, AC ... motor:TECO international brand, vectorial type, frequency speed regulatorTemperature controller:Type one is: PLC human-machine control system;Type two is: OMRON Japan, ...