... adopts”double-layer die” as the unique structure. The rollers are made by abrasion-proof alloy steel, improving the using life of spare parts ... Vertical die, feeding vertically. No arching of raw materials, easy for heating dissipation.2.Die fixed, rollers rotating, materials ... distributed around.3.Double-layer dies, up and down dual-use, high capacity, saving energy.4.Independent lubrication, high ...