1grain/seed/beans destoner/de-stoner 2big sieves: 1530*1530mm 3remove stone 4 Japan ... bearing, imported wooden table 5 SS mesh QSC-7 De-stoner (blow type)Introduction:1,QSC-7 Blowing Style ... beans destoner is to separate stone, clod by adjusting wind pressure, amplitude and other parameter,2, larger proportion material stone ... best good effect to remove stone. cowpea beans destoner de-stoner