Contact Us
- No.92 Jianshe West Road, Zhongyuan District, Zhengzhou, Henan,China.
- albert@literefractory.com
- +8619937887923

Refractory Fire Assay Alumina Ceramic Crucible for Gold Melting
1. Chemical resistance
2. High temperature resistance
3. Resistant to rapid cold and heat
4. Not easy to burst
5. High density
Description
We have been a stable and reliable supplier of Ceramic Fiber Modules, Zircon Corundum Brick, Magnesia Chrome Brick on the market with our rich experience and continuous innovation technology. Products of various specifications can be customized according to customer requirements, drawings and samples. We continue to optimize the business layout, promote transformation and upgrading, pay close attention to fine management, and promote technological innovation.
| 1. Crucibles Description |
Crucibles are smaller containers used to melt materials, such as minerals and glass. The highest temperature can reach 1600°C, and common shapes include cylinders, rectangles, squares, boats, etc.
Properties | Unit | Steatite ceramic | 95% Al2O3 | 99% Al2O3 | Zirconia Ceramic |
Density | g/cm³ | 2.7 | 3.6 | 3.8 | 5.6 |
Flexural strength | Mpa | 145 | 300 | 300 | 354 |
Hardness | Gpa | 5.7 | 7 | 10.7 | 12.3 |
Elastic modulus | Gpa | 120 | 275 | 320 | 205 |
Poissons ratio | - | 0.21 | 0.22 | 0.22 | 0.30 |
Linear expansion coefficient | x 10-6/℃ | 7.9 | 7.1 | 7.8 | 9 |
Thermal conductivity | w/(m.k) | 2.5 | 20 | 25 | 2.5 |
| 2. Crucibles Feature |
1. High hardness
2. High heat resistance
3. Good wear resistance
4. High resistivity
5. High corrosion resistance
| 3.Crucibles Application |
Crucibles are usually used in various metal or non-metal melting materials and are generally used in the analysis of melting projects in the laboratory, such as phosphors, rare earth materials, and conventional applications of smelting and sintering of precious metals.

| 4. Packing |
1. Packing: adjusting according to your request.
2. Delivery: We have stocks

Through the unremitting efforts of all employees, we continue to improve quality management to ensure that our Refractory Fire Assay Alumina Ceramic Crucible for Gold Melting will always be a product trusted by customers. On the basis of consolidating quality first, we should also provide better products and services for customers. We adhere to the business philosophy of 'Quality First, Service First, Continuous Improvement, Innovation to Satisfy Customers', and take 'zero defects, zero complaints' as the quality goal. We warmly welcome you to visit us.
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