Shaanxi KeGu New Material Technology Co., Ltd
| Payment Terms | L/C,D/A,D/P,T/T,, |
| Supply Ability | 2,000 pcs/month |
| Packaging Details | Strong wooden box for Global shipping |
| Material | Silicon Nitride |
| Composition:SiC | ＞85% |
| Color | Black |
| Density | 3.20-3.26g/cm3 |
| Max. Service Temp | 1450℃ |
| Flexural Strength | 250MPa |
| Sample | Customizable |
| Chemical Stability | High |
| Apparent Porosity | 0-0.1% |
| Elastic Modulus | 300-320GPa |
| Compression Strength | >1500MPa |
| Vickers Hardness(HV0.5) | 15-16GPa |
| Thermal Conductivity | 20-25W/(m.k) |
| Specific Resistivity | 10^14Ω·cm |
| Brand Name | KEGU |
| Place of Origin | China |
| Model Number | Customizable |
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Product Specification
| Payment Terms | L/C,D/A,D/P,T/T,, | Supply Ability | 2,000 pcs/month |
| Packaging Details | Strong wooden box for Global shipping | Material | Silicon Nitride |
| Composition:SiC | ＞85% | Color | Black |
| Density | 3.20-3.26g/cm3 | Max. Service Temp | 1450℃ |
| Flexural Strength | 250MPa | Sample | Customizable |
| Chemical Stability | High | Apparent Porosity | 0-0.1% |
| Elastic Modulus | 300-320GPa | Compression Strength | >1500MPa |
| Vickers Hardness(HV0.5) | 15-16GPa | Thermal Conductivity | 20-25W/(m.k) |
| Specific Resistivity | 10^14Ω·cm | Brand Name | KEGU |
| Place of Origin | China | Model Number | Customizable |
| High Light | Silicon Nitride Riser Tube ，High Temperature Resistant Ceramic Tube ，Aluminum Casting Silicon Nitride Tube | ||
Our premium silicon nitride riser tubes are engineered for superior performance in aluminum casting applications. Manufactured through advanced isostatic pressing and gas pressure sintering technology, these tubes deliver exceptional density, unmatched high-temperature mechanical strength, and extended operational lifespan—outperforming conventional alternatives by over 10 times.
| Property | Unit | Value Range |
|---|---|---|
| Density | g/cm³ | 3.20-3.26 |
| Apparent Porosity | % | 0-0.1 |
| Elastic Modulus | GPa | 300-320 |
| Compressive Strength | MPa | >1500 |
| Vickers Hardness (HV0.5) | GPa | 15-16 |
| Fracture Toughness | MPa*m¹/² | >0.8 |
| Flexural Strength | MPa | >700 |
| Poisson's Ratio | - | 0.25 |
| Thermal Expansion Coefficient | *10⁻⁶/°C | 3.1-3.3 |
| Weibull Modulus | - | 11-13 |
| Thermal Conductivity | W/(m*K) | 20-25 |
| Electrical Resistivity | Ω*cm | 10¹⁴ |
| Size Parameter | Specification |
|---|---|
| Maximum Outer Diameter | 430 mm |
| Wall Thickness | 10-15 mm |
| Maximum Length | 1350 mm |
Custom dimensions available upon request for specialized applications
Compared to traditional ceramic and metallic riser tubes, our silicon nitride solutions offer:
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2017
Ecer Certification：
Verified Supplier
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