Application & Features：
The raw material enters the rolling mill to filter away impurities such as scrap iron , stone ,tec. To ensure the safety of the roller of the calender.During the process of rolling , the threshing of the screw rod promotes the uniform plasticization of the plastics , and heat preser-vation by heating can be adopted of stabliszing the process.
Main technical parameter：
Model    SJL-160    SJL-200    SJL-220    SJL-250    SJL-300    SJL-350
Screw diamete(mm)    Ф160    Ф200    Ф220    Ф250    Ф300    Ф350
Motor(kw)    55DC    75DC    90DC    110DC    132DC    160DC
Material for screw and rolling mill     
38CrMoALA