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Clear Quartz Glass Round Dish with Lid for Lab Research
**Clear Quartz Glass Round Dish with Lid for Lab Research**
**Specifications:**
1. Silicon Dioxide: More than 99.95%
2. Excellent physical and chemical performance
3. High thermal stability and corrosion resistance
4. Visible light transmission: More than 90%
**Designs:**
1. Standard items available
2. Customized designs based on drawings, such as square, round, triangle, or flower shapes
3. Sizes and shapes can be made according to customer requests
If you have any questions, feel free to contact us—we are always happy to assist you!
**Some lab glassware for reference:**

**Our Services:**
1. OEM service available
2. Production according to customer requirements, including design, packaging, and logo printing
3. Special packaging for fragile products to ensure safe delivery
4. 8 years of experience as a golden supplier
5. 0% complaint feedback
6. 100% good reputation
**Thermal Properties:**
| Property | Value |
|----------|-------|
| Coefficient of Expansion (20°C ~ 350°C) | 5.5 × 10â»â· /°C |
| Thermal Conductivity (W/m°C, 20°C) | 1.4 |
| Specific Heat (J/kg, 20°C) | 670 |
| Softening Point (viscosity) | 1730°C |
| Annealing Point | 1215°C |
| Deformation Temperature (long time heat retaining) | 1120°C |
**Mechanical Properties:**
| Property | Value |
|----------|-------|
| Density (g/cm³) | 2.2 |
| Compression Strength (N/mm²) | 1100 |
| Bending Strength (N/mm²) | 67 |
| Tension Strength (N/mm²) | 48 |
| Micro Hardness (N/mm²) | 8600–9800 |
| Moh’s Hardness | 5.5–6.5 |
**Electrical Properties:**
| Property | Value |
|----------|-------|
| Electrical Resistivity (350°C, ohm-cm) | 7 × 10ⷠ|
| Insulating Strength (20°C, KV/cm) | 250–400 |
| Dielectric Constant | 3.7 |
**Company Information:**
HIGHBORN is one of the leading manufacturers and suppliers of high-quality quartz glass and precision ceramics in China. With over 10 years of experience, we specialize in providing quartz glass products for industries such as semiconductors, chemicals, solar energy, textiles, electronics, and lasers.
We focus on understanding our customers’ needs and delivering quality products that meet their expectations. Continuous improvement and maintaining strong values—trust, fairness, and respect—are at the core of our business.
**FAQ:**
1. **Q: How can I get samples?**
**A:** If samples are in stock, we can provide them free of charge with freight collected. For customized samples, a small fee will apply without profit.
2. **Q: How can I trust you?**
**A:** We have more than 10 years of experience and a solid reputation in the industry.
3. **Q: What are the payment terms?**
**A:** L/C, D/A, D/P, T/T, Western Union, and MoneyGram are all acceptable, though some may be limited depending on the country.
Let us know if you need further assistance—we look forward to working with you!