Product type: Quartz Plate. Application: Glass. Model: tk895.
Overview
The Quartz Glass Disc/ Layer Carved Quartz Plate is supplied as a precision glass plate / sheet. Optical / electrical data: wavelength Wavelength. Temperature 550degree C. Listed for Glass applications. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Type | Quartz Plate |
|---|---|
| Parallelism | 0.01mm |
| Application | Glass |
| Model NO. | tk895 |
| Thickness 1 | 0.1mm 0.2mm 0.3mm 0.4mm |
| Thickess 2 | 0.5mm 0.7mm 1.1mm |
| Temperature | 550degree C |
| Surface Clearning | 60/40 |
| Surface Roughness | 1nm |
| l Application | Micro-optics |
| a) Material | BOROFLOAT®33, PYREX7740, quartz glass, Corning Eagle-XG, B270, D263T, AF32,Soda lime |
| b) Standard thickness | 0.1mm ,0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.7mm, 1.0mm, 1.5mm (thickness tolerance ± 0.02mm) |
| c) Standard size | 1150×850 |
| d) Appearance | 60/40 |
| Technical parameters | Density(25ºC) |
| Viscosity of Borosilicate Glasses | Working Point |
| Selected Standard Lasers and Related Wavelengths | Wavelength |
| Nd | YLF |
| Er | YLF |
| Ho | YLF |
| Supplier | Xinyu Xu Tking Glass Co., Ltd. |
Technical data
| Technical parameters: | ||
| Density(25ºC) | 2.2g/cm2 | |
| Thermal expansion(ISO 7991) | 3.25´10-6k-1 | |
| Light transmittance | 91% | |
| Softening point | 820ºC | |
| Short time use<10h | 550ºC | |
| Long time use>=10h | 450ºC | |
| Refractive index(587.6nm) | 1.47140 | |
| Knoop hardness | 480 |
| Coefficient of Linear Thermal Expansion | α (20 – 300 °C) | 3.25 x 10-6 K-1(ISO 7991) | Remarks |
| Specific ThermalCapacity | Cp (20 – 100°C) | 0.83 KJ x (kg x K)-1 | The maximum temperatures in use indicated apply only if the following RTG and RTS values are observed at the same time. |
| Specific ThermalConductivity | λ (90°C) | 1.2 W x (m x K)-1 | |
| For short-term usage | δ max (< 10 h) | 550°C | |
| For long-term usage | δmax (≥ 10 h) | 450°C |
| Working Point | 104 dPas | 1270 °C |
| Softening Point | 10 7.6 dPas | 820 °C |
| Annealing Point | 10 13 dPas | 560 °C |
| Strain Point | 10 14.5 dPas | 518 °C |
| Transformation Temperature (Tg) | 525 °C |
What to specify when you request a quote
- Material — listed as “BOROFLOAT®33, PYREX7740, quartz glass, Corning Eagle-XG, B270, D263T, AF32,Soda lime”; name the glass or quartz grade.
- Outline and thickness — listed as “0.1mm 0.2mm 0.3mm 0.4mm”; give outline, thickness and tolerances.
- Holes, slots and features — dimension every hole and its position tolerance on the drawing.
- Edges — state edge finish and chamfer.
- Surface — listed as “60/40”; 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 Perforated Quartz Plate for Appliance Airflow Sensors. A related standard product is Custom Ultra-Thin Quartz Glass Disc.
