CMC Materials, Inc

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Cabot Microelectronics Corporation is a leading worldwide supplier of polishing compounds and provider of polishing pads used in the manufacture of advanced semiconductors and rigid disks. These are critical components that drive a variety of electronic systems, such as desktop and laptop computers, cellular phones, electronic games, personal data assistants, telecommunication switchboards and servers that power the Internet. Its polishing slurries and pads are at the heart of a process known as chemical mechanical planarization. Using its slurries and polishing pads, manufacturers planarize, or level and smooth, many of the multiple layers that are built upon silicon wafers to produce integrated circuit devices. Cabot Microelectronics Corporation is headquartered in Aurora, Ill.