Silicon Nitride Ceramic Roller Ring Parts With High Temperature Stability Performance
| Silicon nitride(Si3N4)Ceramic |
| Properties | Unit | Pressureless Sintered | Hot pressed |
| Bulk Density | Kg/m³ | 3.2×10³ | 3.25×10³ |
| Water Absorption | % | 0 | 0 |
| Mechanical |
| Porosity | %(%) | 0 | 0 |
| Color | - | Black | Black |
| Flexural Strength | MPa | 610 | 880 |
| Elastic Modulus | GPa | 290 | 300 |
| Vickerts Hardness | GPa | 13.9 | 14.0 |
| Maximun Use Temperature | ºC | 1000 | 1000 |
| Thermal |
| Thermal Conductivity | W/mk | 30 | 30 |
| Coefficient of Thermal Expansion | 10-6/ºC(4.-800ºC) | 3.2 | 3.0 |
| Thermal Shock Resistance(20ºC) | ΔT(C) | 550 | 750 |
| Electrical |
| Volume Resistivity | ohm*cm | >10^12 | --- |
| Dielectric Strength | V/m | 10×10^6 | --- |
FAQ
Q1: Are you a manufacturer or a trader?
A1: We are a real manufacturer, our factory is specialized in producing refractory materials for more than 20 years. We promise to provide the best price, the best pre-sale and after-sale service.
Q2: How do you control your quality?
A2: For each production process, LJ has a complete QC system for chemical composition and physical properties. And we will test the goods, and the quality certificate will be shipped with the goods. If you have special requirements, we will try our best to accommodate them.
Q3: What is your delivery time?
A3: Depending on the quantity, our delivery time is different. But we promise to ship as soon as possible with guaranteed quality.
Q4: Do you provide free samples?
A4: Of course, we provide free samples.
Q5: Can we visit your company?
A5: Yes, of course, you are welcome to visit LJ company and our products.
Q6: What is the MOQ for trial order?
A6: There is no limit, we can provide the best suggestion and solution according to your situation.
Q7: Why choose us?
A7: We have been making refractory materials for more than 20 years, we have strong technical support and rich experience, we can help customers design different kilns and provide one-stop service.
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High Temperature Stability Silicon Nitride Ceramic Si3N4 Black Roller Ring Parts Images
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