Yixing Hengyuan Ceramic Technology Co., Ltd.
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In the lithium battery industry, ceramic star valves are widely used in the transportation and unloading of positive electrode materials, negative electrode materials, lithium iron phosphate, ternary materials and other materials. They can improve production efficiency, ensure the quality and stability of materials, and meet environmental protection and safety requirements.
|
Number | Specification | Unloaded volume | Minimum speed | Maximum speed |
|
1
| DN150 | 3L | 25r/min | 42r/min |
|
2
| DN200 | 6L | 25r/min | 42r/min |
|
3
| DN250 | 10L | 25r/min | 42r/min |
|
4
| DN300 | 15L | 25r/min | 42r/min |
|
5
| …… | …… | …… | …… |
| Naterial | Unit | A95% Alumina Ceramics | A97% Alumina Ceramics | A99% Alumina Ceramics | A99.7% Alumina Ceramics |
| Density | g/cm³ | 3.6 | 3.72 | 3.85 | 3.85 |
| Flexural Strength | Mpa | 290 | 300 | 350 | 350 |
| Compressive Strength | Mpa | 3300 | 3400 | 3600 | 3600 |
| Modulus of Elasticity | Gpa | 340 | 350 | 380 | 380 |
| Impact Resistance | MPam1/2 | 3.9 | 4 | 5 | 5 |
| Weibull Modulus | M | 10 | 10 | 11 | 11 |
| Vickers Hardulus | HV0.5 | 1800 | 1850 | 1900 | 1900 |
| Thermal Expansion Coefficient | 10-6K-1 | 5.0-8.3 | 5.0-8.3 | 5.4-8.3 | 5.4-8.3 |
| Thermal Conductivity | W/Mk | 23 | 24 | 27 | 27 |
| Thermal Shock Resistance | △T℃ | 250 | 250 | 270 | 270 |
| *Maximum Use Temperature | ℃ | 1600 | 1600 | 1650 | 1650 |
| Volume Resistivity at 20℃ | Ω | ≥1014 | ≥1014 | ≥1014 | ≥1014 |
| Dielectric Strength | KV/mm | 20 | 20 | 25 | 25 |
| Dielectric constant | εr | 10 | 10 | 10 | 10 |
