the sixth principle for deciding on the parting line is to coordinate the lateral parting line and major parting line. If a plastic part with side holes or side slots, the location for side core is usually placed on the moving half to ease core-pulling. Slides are usually located inside the moving half, while angle pins and wedge blocks are located inside the fixed half, to ease fit, avoid placing the side core on the fixed half to simplify mold structure.
the position of parting line is very important