

After the screw barrel is used for a period of time, the screw edge and the nitriding layer of the barrel (when making a new…
The bending deformation of PVC profile is a common problem in the extrusion process. The main reasons are: uneven discharge of the die; insufficient cooling…
The working condition of the extruder that needs to clean the screw is generally to change the color or restart after the machine has black…