الوصف

1, smooth transmission, reduced power consumption. 
    2, open shafts improvement and linkage mechanism, ensure that the door opening angle greater than *0 ° (the material does not fall on the door). 
    3, in the form of discharge gate structure improvements, better sealing material does not leak. 
    4, the unique design of the return air system to ensure the smooth process of a full range of feed flow.