Sico Technology GmbH | About us SICO Global Group specializes in producing high purity semiconductor furnaceware from silicon, quartz, and ceramic materials. Our innovative solutions ensure top-tier performance and durability. Addit SICO Global Group specializes in producing high purity semiconductor furnaceware from silicon, quartz, and ceramic materials. Our innovative solutions ensure top-tier performance and durability. Additionally, we offer comprehensive cleaning and refurbishing services for furnaceware made from SiC, silicon, and quartz, extending the lifespan and reduce the costs of ownership of your equipment. SICO is your reliable partner for semiconductor furnaceware.