Product Description
Standard Sizes: 150x150x1/2/3/4/5/6/8/10 mm, 260x200x3 mm, 100x100x0.5 mm, 20x20x0.5 mm, 75x25x1/2/3 mm, and more.
Additional Processing Options:
We offer flame polishing, optical polishing, grinding, general polishing, double-side polishing, single-side polishing with one side ground, and custom finishing according to your specific needs.
Material Properties:
- Double-sided polished
- Flame polishing available
- Broad transmission spectrum
- Low thermal expansion coefficient
- Vaulted quartz plates can operate continuously at 1100°C
- Softening point of clear quartz plate: 1730°C (3146°F)
- Annealing point: 1180°C (2156°F)
- Strain point of vaulted quartz plate: 1075°C (1967°F)
- Free of bubbles and air inclusions
- High corrosion resistance
- Visible light transmission over 90%
Chemical Composition (in ppm):
| Element | Content |
|---------|---------|
| Al | 21.32 |
| Fe | 0.94 |
| Ca | 1.88 |
| Mg | 0.29 |
| Ti | 0.54 |
| Cu | 0.05 |
| Mn | 0.05 |
| K | 0.40 |
| Na | 2.06 |
| Li | 1.66 |
| Co | 0.07 |
| Ni | 0.07 |
| B | 0.16 |
Key Specifications:
- Purity: Total impurities < 35 ppm (including Al, Fe, Ca, Mg, Ti, Cu, Ni, Co, Mn, K, Na, Li, B)
- Thermal Data:
- Annealing Point: 1120°C
- Strain Point: 1210°C
- Softening Point: 1570°C
- Melting Point: 1730°C
- Thermal Expansion Coefficient: 5.5×10â»â·/°C
- Operating Temperature:
- Short-term: 1300°C
- Long-term: 1100°C
- Mechanical Properties:
- Rigidity Modulus: 3.1×10ⴠMPa
- Density: 2.2 g/cm³
- Mohs Hardness: 6
- Young's Modulus: 7.2×10ⴠMPa
- Compression Strength: 1.1×10³ MPa
- Poisson Ratio: 0.17
- Tensile Strength: 48 MPa
Company Information
HIGHBORN is a leading manufacturer and supplier of high-quality quartz glass and precision ceramics in China. With years of experience, we specialize in the production and sale of quartz glass for industries such as semiconductors, chemicals, solar energy, textiles, electronics, and lasers.
Our success is built on a deep understanding of customer needs, advanced fabrication technology, and a commitment to continuous improvement. We value trust, fairness, and respect in all our relationships—whether with employees, suppliers, or customers.
RFQ (Request for Quotation)
1. Q: Can you provide samples for testing?
A: Yes, we can provide free samples if in stock. Custom samples are also available upon payment of a sample fee.
2. Q: How do I place an order?
A: You can email Joanna Li directly, place an order online, or purchase through AliExpress.
3. Q: What payment methods do you accept?
A: We accept T/T, L/C, Western Union, AliExpress, and other secure payment options.
4. Q: What are the shipping options?
A: We offer shipping by air, sea, express delivery, or pickup.
Product Images
Plastic Pe Pipe Extrusion Line,Hdpe Plastic Pipe Extrison Line,Pp Pe Extrusion Line,Pp Pipe Production Line
RECTO MACHINERY CO., LTD RICO (NINGBO) IMP & EXP CO., LTD , https://www.recto-rico.com