Definition
Opening or channel that allows the flow of molten material from the runner into the mold cavity. It controls and regulates the speed and injection pressure of the material.
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Gates
Design
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Related terms
- CavityDesign
Part of the mold where the plastic piece is formed. It is a hollow structure that has the exact and detailed shape of the part to be manufactured.
- Hold TimeProcess
Time required to ensure that the molten material inside the cavity is not returned through the gate.
- RunnerDesign
The entire path the plastic travels from the sprue entry to the injection point of the cavity or cavities. Molds can have a cold runner, hot runner, or a combination of both.
- SprueDesign
Entry part where plastic enters the mold; it makes direct contact with the nozzle tip. It leads into the runner of the mold, which then reaches the gates and cavities.