Precision-machined injection mold cavity blocks with ejector pins on a factory floor
Blogs

How to Design for Injection Molding: A DFM Guide That Prevents Costly Redesigns

Most molding defects are decided on screen, not on the shop floor. This guide covers the wall thickness and draft angle rules that prevent sink marks and warping, the cheapest way to redesign undercuts without adding slides, and what a proper DFM review actually checks before steel gets cut.