Waupaca Foundry Email Format
MiningWisconsin, United States1001-5000 Employees
Waupaca Foundry, based in Waupaca, Wisconsin, operates as a major iron casting producer in the mining industry. It states that it is the largest producer of gray iron, ductile iron, austempered ductile iron, and compacted graphite iron, melting more than 9,500 tons per day. Castings are produced using a vertical green-sand molding process, supported by a workforce with extensive iron-casting expertise. Its customers rely on consistently durable iron castings for their products, drawing on the company’s ability to deliver quality and reliable performance across multiple iron types. The business serves manufacturers in the mining sector, and a notable development in 2025 was the receipt of the American Foundry Society’s Safety and Insight Award for an upgraded material handling system at Plant 1 in Waupaca.