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What is parting line in plastic injection mold

What is parting line in plastic injection mold

In plastic mold engineering drawing , parting line is abbreviated as PL.
The plastic injection molding products have to be taken out from mold, so it much be two half of mold. in other words, The plastic injection mold cavity is composed of two half moulds synthesis. The line on plastic injection products, then we called this parting line.
And  have a simple way to understand.
Plastic parts need to be divided into several parts to be mold, there mold parts together to form a closed space, so between the various there mold parts of the line is the parting line.

plastic-product-slider-parting-line plastic-product-parting-line

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