Definition
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.
Back to glossary
Sprue
Design
No comments
Sign in to comment. Sign in
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.
- GatesDesign
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.
- Nozzle TipMachinery
Adaptable end part of the nozzle that can have different shapes, diameters, and lengths, with different internal designs to improve processing.
- 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.