Feed And Biofuel High Performance Grinding
4 technical data hammer mill motor power rotor rpm screen area filter air flow type kw hp 50/60 hz dm2 sq.in. m3/h cfm optimill 500 110-160 - / 143 optimill 700 160-250 - / 200 optimill 900 250-355 - / 257 optimill 355-400 - / 346 multimill 630 75-110 - / 83 .Basic design calculations of hammer mill. a notable study by iwaasa et al., table ( 1(). table ( 1(): results of designed hammer mill calculated parameters design calculation of the major parts of the hammer: main shaft: a 32 mm diameter rod was cut to a 320 mm length using power hacksaw. the shaft was then faced and center.