Double Port High-Temperature Ceramic Beams High-Purity High-Strength
Double-Port Ceramic Beams For High-Temperature High-Purity And High-Strength
The double-hole ceramic beam is precision-manufactured using high-purity alumina (Al₂O₃≥99%) through isostatic pressing and high-temperature sintering processes. Featuring an innovative dual-channel design, this product maintains ultra-high mechanical strength while significantly improving thermal conductivity and gas flow efficiency, making it an ideal solution for high-temperature industrial environments.
Primary Applications
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High-temperature heat treatment equipment: Support structures for quenching/annealing furnaces
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Industrial kilns: Load-bearing components for tunnel/roller hearth kilns
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Chemical processing equipment: Support elements for reaction/drying towers
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Electronics industry: High-temperature resistant frames for semiconductor manufacturing
Key Advantages
✓ Extreme temperature resistance: Continuous service at 1700°C (short-term 1800°C)
✓ Optimized dual-channel design: 20% better heat exchange, 15% lower pressure drop
✓ Superior mechanical strength: ≥350MPa flexural strength, ≥2200MPa compressive strength
✓ Excellent thermal stability: CTE 6.8×10⁻⁶/°C with outstanding thermal shock resistance
✓ Extended service life: 30-50% longer lifespan than comparable products
Technical Specifications
| Parameter | Specification |
|---|---|
| Material | High-purity alumina (Al₂O₃≥99%) |
| Density | 3.8-3.95g/cm³ |
| Flexural Strength | ≥350MPa |
| Compressive Strength | ≥2200MPa |
| Max Service Temp | 1700°C (1800°C short-term) |
| CTE | 6.8×10⁻⁶/°C |
| Hole Configuration | Dual φ30-80mm channels (customizable) |
| Standard Length | 600-4000mm |
Manufacturing Process
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Material selection: Nano-grade alumina powder (D50≤0.8μm)
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Isostatic pressing: 200MPa for optimal density
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High-temperature sintering: 1780°C for 8 hours
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Precision machining: 5-axis CNC (±0.15mm tolerance)
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Quality inspection: 100% ultrasonic/X-ray testing
Usage Guidelines
⚠️ Installation: Mandatory ceramic spacers, preload ≤5kN
⚠️ Temperature control: ≤3°C/min above 800°C
⚠️ Load limit: Never exceed 350kg/m rated capacity
⚠️ Maintenance: Surface inspection every 500 hours
After-Sales Service
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Technical support: Free thermal stress analysis
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Customization: Non-standard dimensions available
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Emergency response: 12-hour technical support
FAQ
Q: Advantages vs single-hole design?
A: 20% better heat exchange, 15% lower pressure drop, 10% higher strength.
Q: Usage in rapid thermal cycling?
A: Recommend auxiliary cooling system (≤5°C/min rate).
Q: Maximum temperature differential?
A: 800°C instantaneous (500°C recommended limit).
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.