Since our inception in 1973, Holland Manufacturing has strived to be the most innovative, customer-driven refractory shapes provider in the industry. Our carefully engineered refractory compositions and advanced manufacturing processed allow us to produce shapes with exceptional aesthetic qualities, impressive physical properties, and adherence to very tight dimensional tolerances. This results in reliable parts that keep your production lines running. Holland serves the chemical, steel, glass, powdered metals, investment casting, and consumer products industries.