Magneco/Metrel, Inc. (MMI) is a worldwide refractory manufacturer with headquarters in Addison, Illinois, USA. MMI produces unique Metpump® brand, colloidal silica (sol-gel) bonded monolithic refractories. Metpump products exhibit excellent properties and characteristics for long service life and exceptional value. MMIs Metpump products can be easily installed by methods of casting, pumping, shotcreting or prepared as precast shapes. They require minimal installation and dry-out time minimizing downtime, installation costs and increasing availability, maximizing profitability.