Vents: Mouth spray is the end of a plastic channel, is the most important region in the HR system. It dominated the first function of the nozzle, despite it has been placed in the nozzle or not. It is classified into the mouth spray valves or valve body heat. The vent controls related to both control the flow of hot plastic and vents that open time.
Classification:
Mouth spray open format.
The mouth spray valve type.
The mouth spray valve type sequence.
The mouth spray valve core styles.
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