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Learn how to make a plastic extrusion machine step by step with HZH Mould. Understand extrusion, heating, and cooling processes to design your own plastic products efficiently.

Learn what plastic extrusion is, how the process works, and explore different types including tubing, blow film, sheet film, and over jacket extrusion. HZH Mould — professional extrusion mould manufacturer in China.

Discover what is plastic injection molding, how the plastic injection molding process works, and why Huazhiheng delivers world-class injection molded plastic parts with consistent quality and efficiency.