Feeder The function of Screw Feeder is to stop, supply ®ulate the feed from Pellet bin to pellet mill through conditioner. Screw speed is varied by use of A.C. Electronic Variable Frequency Drive. All parts coming in contact with feed are of stainless steel construction. Conditioning is a process in which heat, moisture &liquid is introduced to the feed. It consist of a single or double barrel in which one or two agitators revolve &perform the blending action. The retention time in Conditioner can be controlled either by varying the speed of the agitator or changing the angle of agitating blades. It has been generally recognized that proper conditioning will provide following changes Product becomes more pliable for pelleting which results higher output with low power consumption, better pellet quality and enhanced Die life. Increase starch gelatinization. Increased feed temperature promotes the reduction of harmful bacteria such as salmonella.