Cassava Flour: Made from dried fresh Cassava Cll remaining maximum water content of 13 - 15%. Filtering has to be done minimum twice to obtain completely smooth flour. The quality level of Cassava Flour : Quality Level : Grade - A : Best Cassava Flour White Smooth Food Grade can be used for Wheat Flour (raw material of instant noodles pastries etc. Grade - B : Same specification with KW - 1 Food Grade slightly darker color. Grade - C : Intended for animal feed material wood glue paperboard etc.