1. Working temperature:1500C 2. SiO2:99% 3. Density:1.80--1.95g/cm3 4. ISO 9000 certificate 5. Roller kiln Product Introduction : Rollers,also be called fused silica or fused silica ceramic,are made from quartz glass,after series process of grinding, molding and sintering into fused silica rollers. Fused Silica Rollers ,which mixed with rollers and other stainless steel parts ,are new designed ...