Regarding the processing technology and the equipment required for the floating fish feed production line, you can find the answer on this page :https://www.richimachinery.com/solution/fish-feed-pellet-line.html
In addition, you can also refer to the flow chart design of some aquatic feed processing lines abbiamo fatto: https://www.richimachinery.com/solution/1-20tph-aquatic-feed-line