1. Inspection PVC pipe extrusion machine: Conduct a comprehensive inspection of the extrusion equipment, including the mechanical structure, electrical system, heating system, etc., to ensure that there are no obvious faults and abnormalities.
2. Installation and debugging PVC pipe extrusion machine: Correctly install the die head mold, shaping device, etc., and adjust the position and parameters of each component.
3. Raw material preparation: Select suitable PVC pipe raw materials (including PVC resin, CaCo3 and chemical additives) and perform pretreatment such as mixing and drying.
4. Start-up preheating: Start the equipment and gradually heat up and preheat each part according to the process requirements.
5. Low-speed trial operation: Start the extruder at a lower speed, observe the operating status of the equipment, and check for abnormal sounds, vibrations, etc.
6. Gradually increase the speed: Slowly increase the speed of the extruder, while paying close attention to the extrusion situation and equipment status.
7. Parameter adjustment: According to the extrusion effect, adjust the temperature, pressure, screw speed and other parameters in time.
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