Our company has developed the miniature shaftless spiral (feed line augers, spiral spring) sucessfully, the product is made of high-quality carbon steel and 65 Mn material.About the specifications which we can produced are 5x8, 4x9, 4x12, 5x12, 4x16, and we can produce them according to your requests.
About this kinds of feed line augers are widely used in all kinds of farming machinery, livestock machinery, feed machinery, is suitable for chickens, ducks, pigs and other equipment, it also can cooperate with long distance pipe conveyor feed and feedingd, so that the breeding industry reduce labor force and working strength ,it has realized the automation of aquaculture production of a new era.
auger screw flights 
