Product type: Glass Tube, Tube. Application: Indutrial, Lighting. Model: JSV-BGT.
Overview
The China Pyrex Borosilicate Glass Tube is supplied as a precision glass tube / rod made from Glass. Listed geometry: round shape. It is used in Indutrial and Lighting. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Glass |
|---|---|
| Type | Glass Tube, Tube |
| Shape | Round |
| Application | Indutrial, Lighting |
| Color | Transparent |
| Model NO. | JSV-BGT |
| Glass Type | Hollow Glass |
| Recycled | Recycled |
| Flexibility | Hard |
| Logo Printing | with or Without Logo |
| Technics | Fused Glass |
| Processing | Cutting, Fire Polishing, Sealing |
| Workable | Blown and Pressed |
| Physical Data | 1 |
| Data | 1 |
| Supplier | Jinan JSV Industrial Co., Ltd. |
Technical data
| Product Name | Borosilicate 3.3 glass tube |
|---|---|
| Size | Outside diameter from 3mm to 400mm |
| Processing | Cutting, grinding, polishing, fire polishing, annealing, drilling, sandblasting, coating, sealing, Joining, bending, blowing, pressing |
| Shape | Round, triangle, hexagonal, inner profile, half-cylinder |
| Packing | Carton, pallet, wooden crate |
| 1 | Coefficient of mean linear thermal expansion (20ºC~310ºC) | 3.3 | 10-6K-1 |
| 2 | Density | 2.23 | g/cm3 |
| 3 | Transformation temperature | 525 | °C |
| 4 | Softening Point | 820 | °C |
| 5 | Working Point | 1250 | °C |
| 1 | Hydrolytic resistance (ISO 719) | ISO 719 | HGB 1 |
| 2 | Acid resistance | DIN 12116 | S 1 |
| 3 | Alkali resistance | ISO 695 | A 2 |
What to specify when you request a quote
- Material — listed as “Glass”; name the glass (borosilicate 3.3, quartz, soda-lime).
- OD, ID and wall — listed as “JSV-BGT”; give outer and inner diameter or wall and their tolerances.
- Length and ends — give length, end finish and any closed or flared ends.
- Straightness and bore — state straightness and bore tolerance for precision tubing.
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 Bore Glass Tubing Processing: End-to-End Manufacturing for Industrial Buyers. For an application example, read Borosilicate Glass Wafers for Robust Appliance Sensor Components. Before sending a drawing, check Precision Glass Material Selection: Fused Silica vs Borosilicate & More. A related standard product is 4-inch Borofloat 33 Glass Wafers.

