Ductile Iron Castings: How State Line Restored an OEM’s Confidence

By State Line Foundries | July 13, 2026

The Foundry Finds Answers – In a Hurry There are bad days, and then there are days that shake a business to its core. This story started with a phone call to a Tier 1 supplier (referred to as Supplier X going forward). An OEM customer – a big OEM customer – had experienced an…

Six Factors to Consider When Selecting A Foundry

By State Line Foundries | April 12, 2022

Selecting a foundry to cast your ductile and gray iron parts requires a surprising amount of due diligence. That’s because there are many variables to consider in mold design, part design and casting processes. Highly-engineered parts must meet strict tolerances, metallurgical qualities and performance characteristics. The foundries that produce them need to have well-defined, repeatable…