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   Compared with vertical whitenners produced by other specialized factories in the world,the machine has features such as higher rice degree,less broken rice, less bran and much easier to operate, it is excellent machine in rice mill equipment for long rice. High air speed,high negative pressure,no bran,high rice degree and low rice temperature.           With special construction in emery roll,there is less broken rice during rice milling processing.Lower power consumption (decreasing by about 20%) under the same capacity.                                                                         High abrasion resistance with special construction in emery roll.           Increase of 2-5% in white rice yields from husked rice compared with other vertical whiteners under the same variety.(depending on different varieties)