Product type: Quartz Plate. Application: Rubber, Plastic, Chemical, Construction, Metallurgy, Ceramic, Casting, Glass. Model: OS-0005.
Overview
Optical Fused Silica Glass/Optical Substrate/Sk-1300 Quartz Plate: a precision glass plate / sheet made from Ohara Sk-1300 Fused Silica. It is used in Rubber, Plastic, Chemical, Construction and Metallurgy. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Substrate | Ohara Sk-1300 Fused Silica |
|---|---|
| Type | Quartz Plate |
| Application | Rubber, Plastic, Chemical, Construction, Metallurgy, Ceramic, Casting, Glass |
| Model NO. | OS-0005 |
| 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 | 2.201 |
| Yong's Module | Kg/mm2 | 7280 |
| Poisson's ratio | 0.17 | |
| Compression strength | Kg/mm2 | 115 |
| Bending strength | Kg/mm2 | 7.0 |
| Tensile strength | Kg/mm2 | 5.6 |
| Torsional rigidity | Kg/mm2 | 3150 |
| Vickers hardness | Kg/mm2 | 900-1030 |
| Knoop hardness | Kg/mm2 | 650-710 |
| 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) | Cal/g.ºC | 0.176 |
| Thermal conductivity ratio(26ºC) | cal/cm.sec.ºC | 2.65*10-3 |
| Thermal conductivity ratio(100ºC) | Cal/cm.sec.ºC | 3.27*10-3 |
What to specify when you request a quote
- Material — listed as “Ohara Sk-1300 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 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.
