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| Categories | Heating Elements |
|---|---|
| Material: | SiC |
| Composition:SiC: | ＞85% |
| Color: | Black |
| Density: | 2.5~2.6g/cm³ |
| Max. Service Temp: | 1380℃ |
| Flexural Strength: | 70-90 MPa |
| Size: | Customized |
| Heat Conduction: | 23.26 W/(m·℃) |
| Resistivity: | 1000～2000 Ω·mm2/m |
| Tensile Strength: | 39.2～49 MPa |
| Max. Service Temp.: | 1500℃ |
| Linear Thermal Expansion Coefficient (20-1500℃): | 5×10⁻⁶/℃ |
| Electrical Resistivity: | 1000~2000Ω·mm²/m |
| Model Number: | Customizable |
| Brand Name: | KEGU |
| Place of Origin: | China |
| Price: | 200-500 yuan/kg |
| Payment Terms: | L/C,D/A,D/P,T/T,, |
| Supply Ability: | 2,000 pcs/month |
| Packaging Details: | Strong wooden box for Global shipping |
| Company Info. |
| Shaanxi KeGu New Material Technology Co., Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
| Atmosphere | Max. Furnace Temp. (°C) | Max. Surface Load (W/cm²) | Effect on SiC Element |
|---|---|---|---|
| Ammonia (NH₃) | 1290 | 3.8 | Produces methane, damaging the protective SiO₂ layer |
| Carbon Dioxide (CO₂) | 1450 | 3.1 | Corrosive to silicon carbide |
| Carbon Monoxide (CO) | 1370 | 3.8 | Carbon deposition can impair the SiO₂ layer |
| Halogen Gases | 704 | 3.8 | Highly corrosive; destroys SiO₂ layer |
| Hydrogen (H₂) | 1290 | 3.1 | Produces methane, damaging the protective SiO₂ layer |
| Nitrogen (N₂) | 1370 | 3.1 | Can form an insulating silicon nitride layer |
| Sodium Vapor | 1310 | 3.8 | Corrosive to silicon carbide |
| Silicon Dioxide | 1310 | 3.8 | Corrosive to silicon carbide |
| Oxygen / Air | 1310 | 3.8 | Oxidizes SiC (forms protective SiO₂ at correct temps) |
| Water Vapor | 1090-1370 | 3.1-3.6 | Forms silicon hydrates, accelerating aging |
| Hydrocarbons | 1370 | 3.1 | Carbon pickup leads to "hot spot" failure |
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