Technical

Why Clean Metal Still Needs Calm Handling A clean melt can still produce a dirty casting. Chemistry may be on target, hydrogen or...

Capturing Foundry Know-How Before It Is Lost Many foundries operate with more technical knowledge than their formal systems suggest. That...

The Reject Rate Reduction (R3) program reached an important milestone on July 15, when the Non-Ferrous Founders’ Society convened the first...

Shrinkage is rarely random. When a cavity appears beneath a boss, at the center of a flange, or inside a wall junction, it is recording the...

On July 13, 2026, the Department of War announced the immediate suspension of Phase 2 of the Cybersecurity Maturity Model Certification program....

Porosity is one of the most common words used in foundry defect discussions—and one of the easiest words to misuse. A radiograph shows dark...

When porosity appears in a casting, the first practical question is often whether the voids came from gas or from inadequate feeding during...

When a casting defect appears, the first question is often “What caused it?” A reject affects schedule, cost, customer confidence, and...

A good defect photo can save hours of guessing, a bad defect photo can do the opposite. When a casting problem appears, it is natural to take a...

The Non-Ferrous Founders’ Society invites foundry leaders, technical personnel, suppliers, and industry partners to participate in the...

Customer requirements do not become casting quality by accident. They have to be translated. A drawing, model, purchase order, material...

When a casting problem is found, it usually shows up late. It may appear during machining, when a tool cuts into hidden porosity. It may show up...