Why Do Draw Dies Fail? - 'Memory Joggers' Wire, Rod & Bar Dies

摘要

Why do Draw Dies Fail? There have been many articles written by industry experts such as Dr. Roger Wright, Dr. Horace Pops and Tom Maxwell that have focused on die design and wire drawing theory, but very little has been written on why draw dies fail. Why not? Draw dies are the heart of the operation and their success or failure is tied to manufacturing performance and costs. A broken or poorly designed die is worse than no die at all if it is producing scrap! The paper on which this article is based was written to, enlighten the reader on how material flow, lubrication and tooling interact and contribute to a myriad of production failures, and more importantly, what to look for when draw dies fail.