Product type: Microcrystalline Glass. Application: 1) Glass Cookware 2) Aquarium Heater 3) High Quali. Model: 74S-BC810. Function: Biological and Chemical Function.
Overview
5mm High Quality Borosilicate Glass for Telescope Mirror (S-BC) is an optical mirror. Listed geometry: bulk shape. Optical / electrical data: transmittance 92%, sheet resistance Grade One. Temperature 520 ℃. Listed for Electronics & Instruments applications. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Type | Microcrystalline Glass |
|---|---|
| Shape | Bulk |
| Application | Electronics & Instruments |
| Usage | 1) Glass Cookware 2) Aquarium Heater 3) High Quali |
| Model NO. | 74S-BC810 |
| Moh's Hardness | 8 |
| Function | Biological and Chemical Function |
| Transparency | Opaque |
| Processing Method | Mechanical Stretching |
| Preparation Process | Fusion Method |
| Color | White |
| Technics | Float Process |
| Silicon Content | Above 80% |
| Strain Temperature | 520 ℃ |
| Softening Temperature | 820 ℃ |
| Refractive Index | 1.47 |
| Transmittance (2 mm) | 92% |
| Acid Resistance | Grade One |
| Alkali Resistance | Grade Two |
| Structure | Solid |
| Special Features | * Stronger resistance to fracture; |
| Key Specifications | Product No. |
| Product Show | Buy Borosilicate Glass Sheets |
| Loading Situations | 20GP |
| Supplier | Guangzhou Topo Glass Co., Ltd. |
Technical data
| Product No. | S-BC |
|---|---|
| Product name | Borosilicate Glass |
| Thickness | 1mm 2mm 3mm 4mm 5mm 6mm 8mm 10mm 12mm 15mm 17mm 19mm |
| Product Size | 1200mm×600mm1150mm×850mm1150mm×1700mm |
| Structure | Solid |
| Class | Sheet Glass |
| Shape | Flat |
| Technics | Float Process |
| Identical temperature difference(K) | 100 >300(Strength) |
| Maximum working temperature(ºC) | ≥450 |
| Softening temperature | 820±10 |
| Refractive(nd) | 1.47384 |
| Light transmission | 92%(thickness≤4mm)91%(thickness≥5mm) |
| Tensile strength | 40-120Nmm-2 |
| Processing | pre-cut formats, edge processing |
| Processing temperature (104dpas) | 1220 ºC |
| Specific heat | 0.9jg-1K -1 |
| MOQ | 1 Crate |
| Loading Port | Nansha Port / Huangpu Port / Yantian Port / Shekou Port |
| Payments terms | T/T |
| Delivery Time | Within 15 working days |
| 1830mmx1220mm / 1650mmx1070mm etc. | 2440mmx1830mm / 2440mmx3300mm etc. | 3300mmx5000mm / 3300mmx5500mm etc. |
| 20GP | 20GP | 20GP |
| 1830mmx1220mm / 1650mmx1070mm etc. | 2440mmx1830mm / 2140mmx1650mm etc. | 2140mmx3660mm / 2140mmx3300mm etc. |
What to specify when you request a quote
- Material — name the glass or crystal.
- Geometry — give diameter, focal length or radii, angles and tolerances.
- Surface figure — quote surface figure (λ) and scratch-dig.
- Centring and edges — state centration and edge chamfer.
- Coating — list the band and reflectance or transmission target.
Engineering guides for this part
For material grades and coating options, see Borosilicate Glass 3.3: Material & Coating Guide for Machined Parts. How parts like this are machined and finished is covered in Laser Glass Etching for Fine Marking and Surface Features: A B2B Manufacturing Guide. For an application example, read How to Handle and Maintain Precision Glass Components in Laser Systems. Before sending a drawing, check Technical Guide to Glass Thickness and Flatness Requirements. A related standard product is Laser Beam Splitter Glass Sheet.
