Double-colour Straw Extruding Machine 1,capacity:more than 40kg/h 2,compact structure,long working life 3,simple operation Double-colour Straw Extruding Machine Features:1, simple structure, convenient to use, highly automatic, stable performance, high working efficiency2, made of high duty alloy 38CrMoLu, and deal with the nitrogen treatment.3, water channel and hopper are made of stainless ...