quartz plate/quartz wafers/quartz sheet: 1. Material properties High purity material High durability material High Corrosion Resistance Broad Transmission Spectrum Working temperature: 1100°C=2012°F 2. Size and shape Thickness: 0.5-50mm MAX Size:1000mm×2000mm(square) Round, Square, Rectangular and Various shapes available. 3. Use Widely used in Medical, Electronics instrument, Scientific research, Optical industry etc. We supply all kinds quartz plate:Clear quartz plate,Opaque quartz plate,Clear quartz rings,Opaque quartz rins and so on.