Application: Device, Lighting. Model: T01. Function: Heat Absorbing Glass, Heat Reflective Glass.
Overview
Tempered Glass for Cover Glass Panel with Silk Screen Printing: a printed / strengthened cover glass made from Borosilicate. Listed geometry: size Customized, thickness 3.3mm, Custom, square, round, disc, circle shape. Optical / electrical data: transmittance 92%thickness≤4mm,91%thickness≥5mm. Typical applications: Device and Lighting. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Borosilicate |
|---|---|
| Shape | Square, Round, Disc, Circle |
| Size | Customized |
| Thickness | 3.3mm, Custom |
| Usage | Device, Lighting |
| Model NO. | T01 |
| Glass Type | Tempered Glass |
| Function | Heat Absorbing Glass, Heat Reflective Glass |
| Technique | Tempered Glass |
| Feature | Decorative Glass |
| Structure | Solid |
| Color | Transparent, Customzied |
| nd | 1.47384 |
| Light transmission | 92%thickness≤4mm,91%thickness≥5mm |
| Processing & Advantage | Packing and delivery |
| Supplier | DONGGUAN SAIDA GLASS CO.,LTD |
Technical data
| Physical Property | |||||
| No. | Physical performance | Numerical Value | Unit | ||
| 1 | Coefficient of mean linear thermal expansion(20°C,300°C) | 3.3±0.1 | 10-6K-1 | ||
| 2 | Transformation temperature | 525±15 | °C | ||
| 3 | Softening point | 820±10 | °C | ||
| 4 | Working point | 1260±20 | °C | ||
| 5 | Density at 20°C | 2.23±0.02 | g/cm3 | ||
| 6 | Mean thermal conductivity(20°C-100°C) | 1.2 | w/m2k | ||
| 7 | Refractive index | 0.92 | 1 | ||
| Main Composition | |||||
| SiO2 | B2O3 | Na2O+K2O | Al2O3 | ||
| 81 | 13 | 4 | 2 | ||
| Chemical Property | |||||
| Hydrolytic resistance at 98°C | ISO719-HGB 1 | ||||
| Hydrolytic resistance at 121°C | ISO720-HGA 1 | ||||
| Acid resistance Class | ISO1776-First Class | ||||
| Optical Property | |||||
| Refractive: | nd : 1.47384 | ||||
| Light transmission: | 92%thickness≤4mm,91%thickness≥5mm |
| our company equipment |
| 1.Dust free painting room |
| 2.Automatic acid etching producing line |
| 3.Automatic circularly hot bending furnace |
| 4.Finland Tamglass tempering furmance |
| 5.CNC Water jet cutting maching computer controlled processing machine |
What to specify when you request a quote
- Glass type and thickness — listed as “Borosilicate”; name the glass (soda-lime, aluminosilicate, borosilicate) and thickness.
- Strengthening — state thermal tempering or chemical strengthening and the required surface compression or impact rating.
- Printing and coatings — listed as “Device, Lighting”; list silk-screen colours, windows, and any AR / AG / AF coating.
- Outline and edges — listed as “Square, Round, Disc, Circle”; send a drawing with cut-outs, holes and edge finish.
- Optical requirements — listed as “92%thickness≤4mm,91%thickness≥5mm”; give transmission, haze or gloss targets for the viewing area.
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 Precision Glass Cutting Quality Control for Custom Plates & Wafers. For an application example, read AR Coated Glass for Appliance Touch Screens: Specs and Selection. Before sending a drawing, check Precision Glass Material Selection: Fused Silica vs Borosilicate & More. A related standard product is CCD Optical Screening Glass Plate.
