1 The machine is equipped with inner tube and tire tread extrusion heads ,and can also be equipped with other extrusion heads as required by users. 2 A machine body temperature measuring and indicating device is installed.The feeding zone over 150 is equipped with side rolls for the enhancement of feeding capability. 3 The screws and bushes are subjected to nitrogenation treatment to get enough strength and wear-resistance. 4 The reducer has a forced lubrication unti,which is featured by high transmission efficiency,long service life and low noise. 5 The machine over 150 is driven by a variable-speed motor. 6 The side rolls are designed as side-open type for easy rubber removal. |