High borosilicate glass 3.3

Key Attributes.

Specifications Borofloat glass borofloat glass pyrex glass borocilicate glass3.3 Heat resistant temperature 450-500 °C Softening point 820 °C Heat resistant Glass High transmission Light Stable chemical property High Acid Resistant Glass Specification of Product 1) Dimension 1200mm×600mm 1150×850mm 1150×1700mm 2) Thickness 1.1~20mm 3) Net sized glass of strengthening can be supplied as per the customers requirement; 4) Glass of small cut size is available according the requirement from customers. Performance of the Product 1). Mechanical Performance Density ? 2.23±0.02g/cm3 2). Thermodynamic Performance Thermal expansion coefficient (0-300) 3.3±0.1×10-6K-1 Softening point 820±10 Strain point 516±10 Caloricity (20-100) 0.82KJ × (kg×K)-1 Thermal coefficient 1.2W×m×K-1 Thermal shock resistance 180K Strengthening type 300K Identical temperature difference 100K Strengthening type 300 K Maximum working temperature Short time(<10h): 500 Long time(>10h): 450 3). Chemical Performance Water resistance ISO719/DIN12111 HGB1/ISO720 HGA1 Acid resistance ISO1776/DIN12116 1 Alkali resistance ISO695/DIN52322 A2 4). Optical Property Refractive index Nd: 1.47384 Transmittance spectrum curve 5). Electrical Property Specific resistance lg? 8.0O×cm at 250 Dielectric dissipation fraction tan s (1 megacycle at 20): 38×10-4 Dielectric constant e=4.7 Means of Processing for Customers 1.Cutting 2.Round corner 3.Round edge 4.Surface fine polishing 5. Hole drilling 6.Coating 7Surface printing and sand blasting.8. Thermal bending Borosilicate 3.3 serves as a material of truly functional and wide applications: 1). Household electrical appliance (panel for oven and fireplace, microwave tray etc.); 2). Environmental engineering and chemical engineering (Lining layer of repellence, autoclave of chemical reaction and safety spectacles); 3). Lighting (spotlight and protective glass for jumbo power of floodlight); 4). Power regeneration by solar energy (solar cell base plate); 5). Fine instruments (optical filter); 6). Semi-conductor technology (LCD disc, display glass); 7). Iatrology and bio-engineering; 8). Safety protection (bullet proofglass)