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The principle of preform mold


In modern society, preform mold is widely used in many industries. So what is the working principle of preform mold.

The powder or granular plastic from the hopper of the injection machine into the heating cylinder; After heating melt plasticizing, with the thrust of the plunger or screw, the material will be compressed and moved forward, through the nozzle at the front end of the barrel, with a fast speed into the closed mold cavity with low temperature; After cooling for a certain period of time, open the mold to obtain products.

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