Omni Q Quartz Dish
- Product made of 100% fused Quartz. 99.9% Pure G.E. Semiconductor Grade Quartz
- Very low coefficient of expansion (almost zero), 1/7th that of bore.
- Extremely high thermal shock resistance (thin sections can be heated rapidly to 1500f and then plunged into water without cracking or losing integrity)
- Best heat retention of all glass products available on market today