Conventional materials in the crushing, the general suppression of the diameter are in the 6 mm or so, less than 6 mm belongs to the special poultry properties particles, while the general conventional feed suppression are within the range of 6 mm.
Many farmers in the use of feed pelletizing machine granules, did not take into account the problem of moisture, it will lead to granulation of finished products soft, not shaped, resulting in poor animal feeding. But the real finished pelletized feed using the principle of dry in and dry out of the pellet, so the pelleting process is very strict requirements for moisture.
