Types of Glass Ceramic Glass: Zero expansion glass with high mechanical strength used in heating and lighting applications for temperatures up to 700 deg C. Ceramic Glass Fact Sheet Borosilicate Glass: Used in Sight Glasses, diffusers and safety applications. It is used in the chemical, lighting, heating and optical industries. Borosilicate Glass Fact Sheet High Temperature and Special Glass: Quartz and Fused Silica materials suitable for Temperatures up to 1200 deg C, X – Ray glass and coloured glass. High Temperature Fact Sheet Fire Resistant Glass: Glasses which if correctly glazed will offer fire resistance up to 2 hours and insulation. Fire Resistant Glass Fact Sheet Toughened Glass: With two toughening plants including a specialist vertical plant, we are able to toughen and heat strengthen small dimensional glasses as well as standard sizes from 2mm to 25mm thick. We also are able to toughen small glass bends and components. Toughened Glass Fact Sheet MICA: Mica is a generic term applied to a group of complex aluminosite minerals having a sheet or plate like structure with different composition and physical properties. MICA Fact Sheet