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0329
HaoRui
0329
External thread and slotted eyelet machined into a single ceramic body
Si3N4 toughness supports mechanical pulling loads
Insulated attachment point where metal anchors conduct or corrode
Ground slot radii reduce crack initiation at stress points
Thread fit inspected before shipment
Tolerances down to ±0.01 mm where applicable
Heating equipment
Insulated lifting and pulling points
High-temperature industrial fixtures
| Property | Data | Unit |
|---|---|---|
| Color | Black / Grey | - |
| Density | 3.2 | g/cm³ |
| Bending strength | 750 | MPa |
| Compressive strength | 3,800 | MPa |
| Elastic modulus | 290 | GPa |
| Fracture toughness | 7 | MPa·m1/2 |
| Weber coefficient | 15 | m |
| Vickers hardness | 1,700 | HV0.5 |
| Coefficient of linear thermal expansion | 2 | 10⁻⁶ K⁻¹ |
| Thermal conductivity | 20 | W/mK |
| Thermal shock resistance (water quench) | 750 | ΔT °C |
| Max working temperature | 1,300 | °C |
| Volume resistance at 20 °C | >10¹⁴ | Ω·cm |
| Dielectric strength | 10 ×10⁶ | V/m |
Laboratory test data of the silicon nitride grade we machine. Customers should judge suitability for the specific working environment. Tolerances, surface finish and part-specific dimensions are made to your drawing.
Send a drawing (STEP / DXF / PDF) or a sample - we quote from either.
Thread spec, eyelet width and slot radius machined to your specification.
Tolerance: ±0.01 mm typical, down to ±0.005 mm on critical dimensions.
Finishing: as-machined, diamond-ground or lapped.
Prototype and small batch orders accepted; production quantities supplied with inspection report on request.
