Currently, floating fish feed extruder has become an LIMAeal for small and medium fish farm (fishfish, tilapia, shrimp etc.) holders or fish feed processing plant. ☆ fish feed Dust: contain about 10-14% of protein and also contain vitamin B1, B2, B6 and small quantity of enzyme. ☆ Mustard Cake: Mix maximum 40% of cake in the fish feed.