Silicon Nitride Pouring Spoon and Crucible with Ultimate Thermal Shock Resistance and Superior Non-Stick Aluminum Properties for the Aluminum Industry
Basic Properties
Place of Origin:
China
Brand Name:
KEGU
Model Number:
Customizable
Trading Properties
Price:
200-500 yuan/kg
Payment Terms:
L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability:
2,000 pcs/month
Product Summary
Silicon Nitride Si3N4 Pouring Spoon And Crucible For Aluminum Industry Our high-performance silicon nitride ceramic materials are engineered specifically for the aluminum industry, delivering superior thermal and mechanical properties compared to traditional alternatives. This innovation enables ...
Product Details
Highlight:
Si3N4 Pouring Spoon
,Silicon Nitride Pouring Spoon
,Aluminum Industry Silicon Nitride Crucible
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
Product Description
Silicon Nitride Si3N4 Pouring Spoon And Crucible For Aluminum Industry
Our high-performance silicon nitride ceramic materials are engineered specifically for the aluminum industry, delivering superior thermal and mechanical properties compared to traditional alternatives. This innovation enables groundbreaking products like the L-shaped high thermal conductivity submerged heating appliance, setting a new standard for efficiency and durability in aluminum processing equipment.
Domestically Pioneered: Slip-Cast Silicon Nitride Pouring Spoons & Crucibles
We utilize a pioneering slip-casting formation process to manufacture silicon nitride pouring spoons and crucibles. This method maximizes the inherent advantages of silicon nitride, offering exceptional performance characteristics for aluminum melt handling applications.
- Ultimate Thermal Shock Resistance (ΔT 400-500°C)
- Superior Non-Stick Aluminum Properties
- Excellent Corrosion & Wear Resistance
These products represent the definitive solution for aluminum melt handling, significantly extending service life compared to spoons and crucibles made from other ceramic materials.
Silicon Nitride Ceramics: Technical Property Comparison
| Category | Property | Unit | 99% Al₂O₃ | S-SiC | ZrO₂ | Si₃N₄ |
|---|---|---|---|---|---|---|
| Physical | Density | g/cm³ | 3.9 | 3.1 | 6.0 | 3.2 |
| Water Absorption | % | 0 | 0.1 | 0 | 0.1 | |
| Sintering Temperature | °C | 1700 | 2200 | 1500 | 1800 | |
| Mechanical | Hardness (HV) | HV | 1700 | 2200 | 1300 | 1400 |
| Flexural Strength | MPa (kgf/mm²) | ~343 (3500) | ~392 (4000) | ~882 (9000) | ~686 (7000) | |
| Compressive Strength | MPa (kgf/mm²) | ~2942 (30000) | ~1961 (20000) | ~1961 (20000) | ~2255 (23000) | |
| Thermal | Max Working Temperature | °C | 1500 | 1600 | 1300 | 1400 |
| Thermal Expansion Coefficient (0-1000°C) | 10⁻⁶/°C | 8.0 | 4.1 (0-500°C) | 9.5 | 2.0 (0-500°C) | |
| 5.2 (500-1000°C) | 4.0 (500-1000°C) | |||||
| Thermal Shock Resistance | ΔT (°C) | 200 | 250 | 300 | 400-500 | |
| Thermal Conductivity (25°C) | W/m*K | 31 | 100 | 3 | 25 | |
| Thermal Conductivity (300°C) | W/m*K | 16 | 100 | 3 | 25 | |
| Electrical | Volume Resistivity (20°C) | Ω*cm | >10¹² | 10⁶-10⁸ | >10¹⁰ | >10¹¹ |
| Volume Resistivity (100°C) | Ω*cm | 10¹²-10¹³ | - | - | >10¹¹ | |
| Volume Resistivity (300°C) | Ω*cm | >10¹² | - | - | >10¹¹ | |
| Dielectric Strength | kV/mm | 18 | Semiconductor | 9 | 17.7 | |
| Dielectric Constant (1 MHz) | ε | 10 | - | 29 | 7 | |
| Dielectric Loss Tangent | tan δ | 0.4 × 10⁻³ | - | - | - |
Why Choose Our Silicon Nitride Pouring Spoons & Crucibles?
- Longer Service Life: Exceptional durability reduces replacement frequency and downtime.
- Improved Efficiency: Excellent non-wetting properties minimize aluminum adhesion and material loss.
- Enhanced Reliability: Unmatched thermal shock resistance prevents cracking during rapid temperature changes.
- High-Temperature Stability: Maintains structural integrity in demanding aluminum processing environments.
Miss. Scarlett.S
Deputy Head of Foreign Trade Department
- Email: scarlett.s@kegugroup.com
- Tel: 8616602956098
- WhatsApp: 8613390790728
-
WeChat:
Scarlettseren533
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