The present invention discloses a twin-screw extruder comprising a barrel, a first screw, a second screw, and a drive mechanism. The barrel features a holding chamber, with its side wall equipped with a feed inlet connected to the holding chamber. The first screw and second screw extend into the chamber, with the first and second screws meshing with each other. The drive mechanism is connected to the first screw and can drive the first screw to rotate. Both the first screw and second screw are provided with working sections, wherein the diameter of the working section of the second screw is different from that of the corresponding working section of the first screw.
Country Code: CN
Application Number: CN201910691326.6
