Metals & Alloys
Nodulizers in Ductile Iron: Making It Spheroidal
Every piece of ductile iron starts with a single chemical decision: how do you convince the carbon in molten iron to form round graphite instead of sharp flakes? The answer is magnesium, delivered through a carefully engineered alloy called magnesium ferrosilicon, or MgFeSi. Understanding how this alloy works, which grade to choose, and how to…
Read MoreWhy Low Carbon Ferro Chromium Matters in Stainless Steel Castings
The Element That Makes Stainless, Stainless Chromium is the defining element that transforms iron into stainless steel. When chromium is added to iron in concentrations exceedingly roughly 10 to 12%, it reacts with oxygen in the surrounding environment to form a thin, self-healing oxide layer on the steel surface. That passive film is what blocks…
Read MoreCritical Role of Inoculants in Gray & Ductile Iron Production
For metallurgists and foundry engineers, the quest for perfecting cast iron components is a continuous pursuit of balance and precision. Achieving desired mechanical properties, ensuring castability, and eliminating defects are daily challenges. At the heart of this endeavor lies a critical, yet often misunderstood, metallurgical process: inoculation. This practice is fundamental to controlling the final…
Read MoreHow Molybdenum Alloying Transforms Iron, Steel, and Nickel Alloys
Molybdenum—known throughout the metals industry simply as “Moly”— is a workhorse alloying element shaping the performance of today’s most demanding engineered components. Although it rarely gets the spotlight, Moly’s impact is enormous. It is fundamental in steels, irons, and nickel-based alloys where high strength, corrosion resistance, wear resistance, and high temperature stability are required. Let’s…
Read MoreProduct Bulletin – Bismuth – Antimony – Tin
Bismuth – Antimony – Tin
Read MoreIntroduction to Basic Foundry Practices Seminar
May 14th, 2024, Nenah, WI or May 16th, 2024, Grand Rapids, MI RSVP By May 1st to j.beyer@carpenterbrothersinc.com or call in a reservation to (262) 512-4300
Read MoreTips For Better Mag Recovery in Ductile Iron
Improving MgFeSi Recovery in Ductile Iron While using MgFeSi to produce ductile iron can be very cost-effective compared to alternative treatment methods, it can sometimes get out of hand with high usage rates. Several benefits can be realized when improving the recovery of magnesium in producing ductile iron and lowering those addition rates. The addition…
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