Case Study: Bolts Beat Welds In Erection Time And Labor

Specialty Minerals, a subsidiary of Minerals Technology, is headquartered in Bethlehem, Pa. It produces precipitated calcium carbonate (PCC) at 42 satellite operations worldwide. PCC, a synthetic form of calcium carbonate, gives paper brightness as well as opacity and can replace wood pulp or more expensive mineral fillers. Specialty Minerals uses bolted silos for raw lime storage and bolted tanks for PCC storage.