Double Port High-Temperature Ceramic Beams High-Purity 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

• High-temperature heat treatment equipment: Support structures for quenching/annealing furnaces

• Industrial kilns: Load-bearing components for tunnel/roller hearth kilns

• Chemical processing equipment: Support elements for reaction/drying towers

• 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

Manufacturing Process

1. Material selection: Nano-grade alumina powder (D50≤0.8μm)

2. Isostatic pressing: 200MPa for optimal density

3. High-temperature sintering: 1780°C for 8 hours

4. Precision machining: 5-axis CNC (±0.15mm tolerance)

5. 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

• Technical support: Free thermal stress analysis

• Customization: Non-standard dimensions available

• 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).