Floating Fish Feed Extruder Machine 2 - 3 Ton Per Hour Capacity. 1). The fish feed pellets can float on water for over 20 hours.And sinking and floating aqua-feed pellets both can be made just by adjusting the feed formulation. 2). Pellet diameter is 0.9mm-15mm by changing the mold.The cutter can cutting the pellets into different length.