Product type: Quartz Plate. Application: Rubber, Plastic, Chemical, Construction, Metallurgy, Ceramic, Casting, Glass. Model: OS-0059.
Overview
High Transmittance UV Fused Silica Quartz Glass Plate for Optical Instruments is a precision glass plate / sheet made from Ohara Sk-1320 Fused Silica. Listed for Rubber, Plastic, Chemical, Construction and Metallurgy applications. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Substrate | Ohara Sk-1320 Fused Silica |
|---|---|
| Type | Quartz Plate |
| Application | Rubber, Plastic, Chemical, Construction, Metallurgy, Ceramic, Casting, Glass |
| Model NO. | OS-0059 |
| Bubbles | 0-0.03mm2/100cm3 |
| Striae | Grade a in One Direction(as Per Mil-G-174) |
| Birefrengence(Strain) | 10nm/Cm and Under |
| Supplier | C-Laser (Taicang) Material Technology Co., Ltd. |
Technical data
| Item | Unit | Value |
| Density | g/cm3 | 2.20 |
| Yong's Module | GPa | 71.4 |
| Poisson's ratio | 0.17 | |
| Compression strength | GPa | 1.1 |
| Bending strength | MPa | 69 |
| Tensile strength | MPa | 55 |
| Torsional rigidity | GPa | 30.9 |
| Vickers hardness | GPa | 8.8-10.1 |
| Knoop hardness | Kg/mm2 | 6.4-7.0 |
| Coefficient of thermal expansion | cm/cmºC | 5.5*10-7 |
| Softening point | ºC | 1700 |
| Annealing point | ºC | 1160 |
| Strain point | ºC | 1060 |
| Specific heat(26ºC) | kJ/kgK | 0.74 |
| Thermal conductivity ratio(26ºC) | cal/cm.sec.ºC | 1.1 |
| Thermal conductivity ratio(100ºC) | Cal/cm.sec.ºC | 1.1 |
What to specify when you request a quote
- Material — listed as “Ohara Sk-1320 Fused Silica”; name the glass or quartz grade.
- Outline and thickness — 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 — 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 Custom Perforated Quartz Plates for Appliance Airflow Sensors. Before sending a drawing, check Fused Silica Refractive Index: Key to Optical Design Improvement. A related standard product is Custom Ultra-Thin Quartz Glass Disc.
