·material of outer heat preservation made of SUS43O, thickness: 0.7mm;

·inner and outer cylinder made of Q235B;                                                      ·driving power: 1.5kw (speed adjusted by magnetization).

·outer cover made of SUS304, thickness  1.2mm;                                            

· seive mesh applied SUS304;                                                                             ·driving power: 1.5kw.

·inner and outer cylinder made of Q235B;        

 ·preservation made of SUS43O, thickness  0.7mm;                                          

·driving power: 4kw, V=30r/min;