main features：
The TWLL and SWLL series spiral feeders are mainly used for quantitative feeding of ingredients in feed factories, and are also suitable for conveying powder and granular materials, especially suitable for installation at the outlet of ingredient silos
The machine adopts a low-speed chain drive and a variable pitch structure for the spiral blades, which not only solves the problem of dead zone but also meets the multi-faceted flow of materials in the silo. It has the advantages of large inlet, uniform feeding, and less prone to arching. Main technical parameters：
