Product type: Borosilicate Glass Sheet. Application: Furniture, Door, Building, Window, Optical Glass. Model: KGB304. Function: Optical Function, Electromagnetic Function, Thermal Function, Mechanics and Mechanical Function, Biological and Chemical Function.
Overview
Borosilicate 3.3 Float Glass Sheet /Pyrex Toughened Glass Toughenedsheet with Printing is a precision glass plate / sheet made from Borosilicate 3.3 Float Glass. Listed geometry: thickness 0.5-50mm, rectangle, customized. shape. Temperature 450 Degree C. It is used in Industrial Glass, Heat-Resist and Fire-Resist. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Borosilicate 3.3 Float Glass |
|---|---|
| Type | Borosilicate Glass Sheet |
| Shape | Rectangle, Customized. |
| Thickness | 0.5-50mm |
| Clear Aperture | 90% |
| Application | Industrial Glass, Heat-Resist, Fire-Resist |
| Usage | Furniture, Door, Building, Window, Optical Glass |
| Model NO. | KGB304 |
| Structure | Solid |
| Moh's Hardness | 7 |
| Function | Optical Function, Electromagnetic Function, Thermal Function, Mechanics and Mechanical Function, Biological and Chemical Function |
| Transparency | Transparent |
| Color | Clear |
| Working Temperature | 450 Degree C |
| Supplier | Nanyang Kylin Special Glass Co., Ltd. |
Technical data
| Density | Softening Point | Annealing Point | Thermal Conductivity(20ºC) | Coefficient of Thermal Expansion | Working Temperature(short time) | Working Temperature(long time) | Endure Water(98ºC) | Endure water(121ºC) | Acid Resistance |
| 2.23g/cm3 | 820ºC | 560ºC | 1.2W/mºC | 3.3×10-6cm/cm.ºC | 500ºC | 450ºC | ISO719-HGB1 | ISO720-HGA1 | ISO1776-1 |
What to specify when you request a quote
- Material — listed as “Borosilicate 3.3 Float Glass”; name the glass or quartz grade.
- Outline and thickness — listed as “0.5-50mm”; give outline, thickness and tolerances.
- Holes, slots and features — listed as “Rectangle, Customized.”; dimension every hole and its position tolerance on the drawing.
- Edges — state edge finish and chamfer.
- Surface — state polish and flatness where they matter.
Engineering guides for this part
For material grades and coating options, see Custom Borosilicate Glass Sheets Cut to Size: Precision and Performance. How parts like this are machined and finished is covered in Glass Wafer Cutting, Dicing, and Coring: Precision Manufacturing Process. For an application example, read Custom Ultra-Thin Glass Discs for Appliance Sensor Assemblies. Before sending a drawing, check Quartz Glass Manufacturing: Controlling Thermal Conductivity in Fused Silica. A related standard product is Custom Ultra-Thin Quartz Glass Disc.


