The plastic injection mold is consist of several steel plates with different components. Basicly it's divided into below parts:
A Forming unit（cavity，core）
B Locating device（guide pin，guide bushing）
C Fixed device（top clamp plate, clamp slot）
D Cooling system（water line, water tube）
E Constant temperature system（heating tube，heating element）
F Runner system（sprue nozzle，flow channel slot，runner hole）
G Ejector system（ejector pin, ejector rod）

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