Magneco/Metrel, Inc. (MMI) is a worldwide refractory manufacturer with headquarters in Addison, Illinois, USA. Over the years, MMI has developed a line of colloidal silica bonded monolithic refractory, known as Metpump®, for a multitude of industries. The nano-meter colloidal silica particle size of Metpump products promote excellent adhesion, thermal shock and hot strength properties, to name a few. MMI's method of repair and product application requires less down time and less material, resulting in significant cost savings to our customers.