Hot Selling for Grinding Steel Ball - Silicon nitride ceramic heating tablets – Sanxin Hi-Tech Ceramics
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Silicon nitride ceramic heating tablets Silicon nitride ceramic heating tablets is a safe electric heating plate tablet which can emit fireless heat, having circular or square shape. Because it depends on heat conduction, the thermal efficiency is high. Types of heating tablets: detachable thin shell type, tube element casting type. Properties Compare with Si3N4 Ceramics and SiC Ceramics: Item Unit Si3N4 SiC Density g/cm3 3.23 3.1 Porosity % 0 0 Color / Black Black Flexur...
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Hot Selling for Grinding Steel Ball - Silicon nitride ceramic heating tablets – Sanxin Hi-Tech Ceramics Detail:
Silicon nitride ceramic heating tablets
Silicon nitride ceramic heating tablets is a safe electric heating plate tablet which can emit fireless heat, having circular or square shape. Because it depends on heat conduction, the thermal efficiency is high. Types of heating tablets: detachable thin shell type, tube element casting type.
Properties Compare with Si3N4 Ceramics and SiC Ceramics:
| Item | Unit | Si3N4 | SiC |
| Density | g/cm3 | 3.23 | 3.1 |
| Porosity | % | 0 | 0 |
| Color | / | Black | Black |
| Flexural Strength | MPa | 720 | 550 |
| Elastic Modulus | Gpa | 300 | 410 |
| Poisson’s Ratio | / | 0.26 | 0.14 |
| Compressive Strength | MPa | 2300 | 3900 |
| Fracture Toughness KIC | Mpa.m1/2 | 6.2 | 4.6 |
| Max. Using Temperature (unload) | ℃ | 1050 | 1650 |
| Coefficient of Thermal Expansion | 10-6/℃ | 3.2 | 4.0 |
| Thermal Conductivity | W/m.K | 25 | 120 |
| Volume Resistivity | Ω.mm2/m | >1013 | 102-106 |
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