Plastic Molded Products Direct Blow Molding

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  This is a molding method in which a certain amount of heat-softened plastic is extruded into a pipe shape (parison), which is sandwiched between molds, and while the plastic is still soft, compressed air is blown into it to inflate it and transfer the shape of the mold. This method is used for plastic bottles, plastic tanks, hollow automotive parts, exterior parts, etc.