Clear Spiral Polishing Quartz Tubes OD 3mm Fused Silica for Heater
Fused clear silica quartz glass tube is manufactured from high purity quartz sand, offering excellent thermal shock stability and high transmittance. These tubes are widely used in electric lighting, laser systems, lenses, optical instruments, and high-temperature window applications.
Key Product Features
- High purity: SiO₂ > 99.99%
- Excellent visual and chemical performance: acid-resistant, alkali resistant, good thermal stability
- Health care and environmental protection
- No air bubbles and no air lines
- Excellent electrical insulator
Applications
Halogen lamps, mercury lamps, single end lamps, automobile lamps, stage lamps, thermoelectric boilers, photocopier lamps, water treatment lamp casings, quartz ware and piping.
Quartz Glass Specifications
| Type | JGS1 (ZS-1) | JGS2 (ZS-2) | JGS3 (HS) |
| Spectral Characteristics | 180-2500nm | 200-2500nm | 260-3500nm |
| Average Transmittance | 90% | 85% | 85% |
| Bubble Class | 0 | 2 | 2 |
| Birefringence | 1-2 | 1-2 | 1-2 |
| Grain Structure | 1 | 2 | 2 |
| Fringe | 1-2 | 2 | 2 |
| Uniformity | 1-2 | 2 | 2 |
| Fluorescence | 1 | 2 | 2 |
| Radiation Performance | Does not change color | Slight discoloration | Changes color |
Material Properties
| SiO₂ Content | 99.9% |
| Density | 2.2 g/cm³ |
| Hardness (Moh's Scale) | 6.6 |
| Melting Point | 1732℃ |
| Working Temperature | 1100℃ |
| Maximum Short-term Temperature | 1450℃ |
| Visible Light Transmittance | Above 93% |
| UV Spectral Region Transmittance | 80% |
| Annealing Point | 1180℃ |
| Softening Point | 1630℃ |
| Strain Point | 1100℃ |
Product Images
Company Profile
Lianyungang Shengfan Quartz Product Factory is a professional manufacturer specializing in research and development of quartz plates, quartz tubes, quartz flanges, quartz rings, cuvettes and quartz instruments. With the philosophy of Technology Orientation, Quality First, Integrity and Responsibility, Sustainable Operation, the company dedicates to establish an international enterprise with standard and sustainable operation capability.
Frequently Asked Questions
Q: Can I have a sample order?
A: Yes, we welcome sample orders to test and check quality.
Q: What about the delivery time?
A: Within 15 days after receiving deposit.
Q: Do you have any MOQ limit?
A: Low MOQ, 1pc for sample checking is available.
Q: How to proceed an order in your factory?
A: First, let us know your requirements or application. Second, we quote according to your requirements or our suggestions. Third, customer confirms the samples and places deposit for formal order. Fourth, we arrange the production.
Q: How do you ship the goods and how long does it take to arrive?
A: DHL, UPS, FedEx or TNT are optional for small orders. It usually takes 3-5 days to arrive. Airline and sea shipping are also available.