macor machinable glass ceramicmachinable ceramic platemachinable ceramic insulationmachinable ceramic blockmachinable glass ceramicmachinable ceramic rodmachinable ceramic barmacor ceramic sheetSome results are removed in response to a notice of local law requirement. For more information, please see here.(plate)MACOR Machinable Glass Ceramic High Temperature Macor Disc Insulating Machinable Ceramic Plate(steel) MACOR &is a mica glass ceramic material with a unique combination of properties. It is A versatile ceramic material with technical strength and insulation properties exceeding high performance plastics. Easily machinable using conventional metalworking tools. Fast turnaround, no post firing required.