How to Eliminate Warping and Defects in Precision Plastic Injection Molding Warped parts. Sink marks. Flash. Short shots. Every defect means wasted material, lost production time, delayed shipments, and frustrated customers. In precision plastic injection molding, defects are not just a quality problem — they are a business problem. And the good news is that most of them are completely preventable. https://justpaste.it/f5l8c