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Molten Matters: Insights from the Front Lines of Metal Casting
Welcome to your dedicated resource for the latest in foundry innovation and metal casting excellence. From deep dives into equipment optimization to technical breakthroughs in sand, investment, and die casting, we share the knowledge you need to stay competitive. Explore our latest company news, upcoming events, and expert articles designed for the modern caster.
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Riser Sleeves and Feeding Technology
Producing sound castings depends on one core principle: controlled, directional solidification. As molten metal cools, it shrinks. If that shrinkage is not properly fed with additional liquid metal, internal voids and porosity can form. The riser serves as a reservoir of molten metal to compensate for this contraction. Riser sleeves enhance this function, improving feeding…
Advancing Foundry Melt Shops with Induction Technology
Foundries today face growing pressure to increase productivity, reduce energy consumption, enhance metallurgical control, and operate with greater environmental responsibility. Otto Junker’s portfolio of medium-frequency coreless induction furnaces and channel-type induction furnaces provides a technologically advanced solution designed to meet these requirements. These systems offer a combination of high-power density, excellent process control, operational flexibility,…
Critical 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…
CBI/JCE Summer Intern 2026
Location: Mequon, WI Duration: Summer 2026 (Full-time, ~40 hours/week for ~12 weeks) Compensation: $22/hour To apply: Send resumes to John Linn – j.linn@carpenterbrothersinc.com About us: Carpenter Brothers, Inc. (CBI) and its subsidiary, J Carpenter Environmental, LLC (JCE), are nation-wide material and equipment suppliers and technical experts for the foundry, industrial, and environmental industries. Since its founding in 1917, CBI has been one of the largest distributors of foundry and industrial supplies and equipment in the United…
How 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…
Digital Active Clay Measurement by Spectrophotometric Method in Green Sand Foundries
Originally published in Modern Casting: March 2025 In this study, a new test is optimized and evaluated at three foundries to determine viability as an alternative measurement of active clay in working foundry green sand systems. J.R. SPRINGSTEAD, P.J. TAN, S. RAMRATTAN, WESTERN MICHIGAN UNIVERSITY, KALAMAZOO, MICHIGAN; B. RACHWITZ, EJ, EAST JORDAN, MICHIGAN; M. RING,…