| Quartz tube | U-bent shape |
| Application | thermocouple, steel sampler |
| Outside diameter | 3mm |
| Inside diameter | 1.25mm |
| Short leg | 20mm |
| Long leg | 23mm |
| Color | transparent, white, yellow |
| Surface treatment | polished, smooth, no scratch |
| Purity of SiO2 | 99.99% |
| Visible Light Transmsion (VLT) | > 90% |
| Density | 2.2g/cm3 |
| Working temperature | 1100 ºC |
| Max. temperature | 1780 ºC |
| Processing | trim cutting, fire polishing, bending and pinching, according to the customer's requirements |