How To Choose Different Puffed Feed?

               Because of the obvious advantages of expanded feed relative to pellet feed, at present, China's expanded feed has been quite popular, including expanded floating feed, expanded slow sinking feed and expanded sinking feed, for example, the use of expanded floating feed varieties including grass carp, tilapia, carp, etc.; the use of expanded sinking feed varieties are mainly crabs, prawns, sturgeon, etc., and some fish due to the culture of the water body or the diet of the reasons for the requirements of the Expanded feed slow sinking nature, which can improve the feed intake rate, such as turbot, river group and sea water boy child fish.

               In aquaculture puffed feed, the feed ingredients used are mainly fish meal, meat meal, soybean meal, vegetable meal, cotton meal, rice bran, corn protein powder, rice protein powder, wine lees, brewer's yeast, flour, wheat, secondary flour, fish oil, soybean oil, vitamins, mineral salts and so on. Among them, the animal protein source after deep processing and maturation treatment, which leads to poor adhesion between the raw materials, the tightness of the feed has a certain impact; and different plant-based raw material fiber content is not the same, in the feed puffing, the puffing equipment will have a different impact, the tightness of the feed also varies greatly.