As far as the prior art is concerned, the molding process of wood plastic composite products includes several forms: extrusion molding, calender molding, injection molding, press molding, and so on. The process flow of wood plastic composite materials is basically as follows:

Broken and pulverized the waste plastics, sawdust, straw, etc. → The processing of raw materials → Mixing treatment of wood powder and plastic → Granulation → Extrusion → Cooling setting →Ttraction → Fixed length cutting → Finished product.

Due to the different processing equipment, the specific process will change accordingly.

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