Rice whiteners are used for whitening of brown rice. It uses the vertical abrasive grinding wheels and follows top to bottom working principle. The rice is whitened very gently between grinding wheels and screen without distracting the original shape of rice kernel.

Due to improved bond system and self dressing properties, HA rice whitener enhances whiteness, increases head rice yield by reducing breakage enhance the appearance of rice kernels by imparting glassiness which fetches the rice miller a premium price.