... supply our clients with various clear Quartz Flats: Quartz Plate, Disc, Panel, Sheet, Block,Thickness: from 0.1mm to 300mmOutside dimension: Customer DesignPurity: ... Optics, Electronics, Medical Treatment, Bioengineering, Laser Industries Some characteristics of Quartz: Very Low Coefficient of Thermal Expansion Resistance to High Temperature ... to call us and send us email for an inquiry. Quartz Plate