Product type: Quartz Tube. Application: Chemical, Construction, Glass. Model: JSV-QGT.
Overview
High Transparent Purity Heat Resistant Explosion Proof Quartz Glass Tube is a precision glass tube / rod. Listed geometry: round, rectangle, square shape. It is used in Chemical, Construction and Glass. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Type | Quartz Tube |
|---|---|
| Shape | Round, Rectangle, Square |
| Application | Chemical, Construction, Glass |
| Model NO. | JSV-QGT |
| Color | Clear |
| Feature | Heat Resistance, Impact Resistance, Hardness |
| Processing | Cutting, Polishing, Bending, Pressing |
| Supplier | Jinan JSV Industrial Co., Ltd. |
Technical data
| Product Name | Quartz glass tube, quartz glass tubing |
|---|---|
| Grade | JGS1, JGS2, and JGS3 |
| Feature | High heat resistance, high transparence, high strengthness |
| Color | Clear colorless |
| Processing | Cutting, grinding, polishing, fire polishing, annealing, drilling, sandblasting, coating, sealing, Joining, bending, blowing, pressing |
| Shape | Round, rectangle, custom shape |
| Application | Optic component, laboratory glassware, sight glass |
| Packing | carton, pallet, wooden crate |
| 1 | Coefficient of mean linear thermal expansion (20ºC~310ºC) | 5.5 | 10-6K-1 |
| 2 | Density | 2.203 | g/cm3 |
| 3 | Mohs Hardness | 5.5~6.5 | Mohs |
| 4 | Annealing temperature | 1210 | °C |
| 5 | Softening Point | 1680 | °C |
| 6 | Deformation Point | 1280 | °C |
| 7 | Working Temperature (Short Time) | 1300 | °C |
| 8 | Working Temperature(Long Time) | 1100 | °C |
What to specify when you request a quote
- Material — name the glass (borosilicate 3.3, quartz, soda-lime).
- OD, ID and wall — listed as “JSV-QGT”; 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 Borofloat 33 Glass: Material Selection for Precision Substrates. 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 Why Quartz Glass Components Excel in Coffee Heating Modules. Before sending a drawing, check Thermal Conductivity of Quartz Glass & Fused Quartz: A Process Guide. A related standard product is 4-inch Borofloat 33 Glass Wafers.

