Water is a necessary material of bean product, so water quality greatly influences the protein dissolution and extraction from bean, the usage of coagulant and the quality of the bean curd. in fact the bean curd made softener water is better than the bean curd made of hard water. it is fact that using softened water to make bean curd can increase 0.28% protein. It is obvious that it is a good way to improve the bean curd quality by softening water.

       RFD water softening unit used in bean processing is a new product, which has won the state patent. not only the tap water can be softened but also the water is purified by the unit .the PH value can be automatically detected in the line to keep it being constant. it can decrease the operation cost, improve the automation, and keep working without people.

     The unit is divided into three classes: they are economical.standard,and luxurious tapes.with1-100tons/hour handling capacity machines for option.