Product type: Borosilicate Glass. Application: Door, Window, Heat Resistant Glass. Model: 8056. Function: Optical Function, Electromagnetic Function, Thermal Function, Biological and Chemical Function.
Overview
Borosilicate Glass Sheet Low Expansion Coefficient 3.3 Float Glass Plate is a precision glass plate / sheet made from Borosilicate 3.3 (Borofloat type), low thermal expansion coefficient. Listed geometry: plate shape. Temperature Heat Resistant Glass. Typical applications: Home Appliance. 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 (Borofloat type), low thermal expansion coefficient |
|---|---|
| Type | Borosilicate Glass |
| Shape | Plate |
| Application | Home Appliance |
| Usage | Door, Window, Heat Resistant Glass |
| Model NO. | 8056 |
| Structure | Float Glass |
| Moh's Hardness | 7 |
| Function | Optical Function, Electromagnetic Function, Thermal Function, Biological and Chemical Function |
| Transparency | Transparent |
| Processing Method | Float Processing |
| Preparation Process | Float Processing |
| Color | Tranparent |
| Materials | Borosilicate 3.3 Glass |
| Temperature | Heat Resistant Glass |
| Property | Low Thermal Expansion |
| Long time (>10h) | 500℃ |
| Stock size | 1150*850mm /1700*1150mm |
| Supplier | Jinan Everest Glass Company Limited. |
Technical data
| Density (25℃) ρ | 2.23±0.02g/cm3 |
|---|---|
| Modulus of elasticity | 68kN/mm2 |
| Co-efficient of expansion(20-300℃) | 3.3±0.1×10-6 |
|---|---|
| Softening point | 820±10℃ |
| Strain point | 516±10℃ |
| Heat conductivity at 90℃ | 1.2W/mk |
| Caloricity | (20-100℃) 0.82KJ × (kg×K)-1 |
| Thermal shock resistanceStrengthening type | 180K300K |
| Identical temperature differenceStrengthening type | 100K300 K |
| Maximum working temperatureShort time (<10h):Long time (>10h): | 500℃450℃ |
| Water resistance | ISO719/DIN12111 HGB1ISO720 HGA1 |
|---|---|
| Acid resistance | ISO1776/DIN12116 1 |
| Alkali resistance | ISO695/DIN52322 A2 |
What to specify when you request a quote
- Material — listed as “Borosilicate 3.3 (Borofloat type), low thermal expansion coefficient”; name the glass or quartz grade.
- Outline and thickness — listed as “1150*850mm /1700*1150mm”; give outline, thickness and tolerances.
- Holes, slots and features — listed as “Plate”; 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 Optical Glass Polishing for High Clarity Surfaces. For an application example, read Tempered Glass Panels for Smart Oven Controls: A Specifier’s Guide. 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.
