Single Port Alumina Ceramic Beams With Exceptional Mechanical Strength For High-Temperature

The alumina single-hole ceramic beam is precision-engineered using high-purity alumina (Al₂O₃≥95%) through advanced ceramic forming processes. Featuring a unique single-hole structural design, this product delivers exceptional mechanical strength while maintaining excellent thermal conductivity and gas permeability. Specifically designed for high-temperature industrial applications, it serves as an ideal replacement for traditional metal beams.

Primary Applications

• High-temperature kilns: Load-bearing components for tunnel kilns and roller hearth kilns

• Heat treatment equipment: Support structures for quenching furnaces and annealing furnaces

• Chemical processing equipment: Support components for reactors and drying towers in corrosive environments

• Electronics industry: High-temperature resistant frames for semiconductor manufacturing equipment

Product Advantages

✓ Ultra-high purity: Al₂O₃ content ≥95% ensures superior performance
✓ Temperature resistance: Continuous service temperature up to 1600°C
✓ Mechanical strength: Flexural strength ≥280MPa, compressive strength ≥2000MPa
✓ Thermal stability: Low thermal expansion coefficient (7.2×10⁻⁶/°C) with excellent thermal shock resistance
✓ Corrosion resistance: Withstands acid/alkali corrosion with extended service life

Technical Specifications

Manufacturing Process

1. Material preparation: Fine grinding of high-purity alumina powder

2. Forming process: Isostatic pressing or slip casting

3. High-temperature sintering: Controlled atmosphere sintering at 1650-1750°C

4. Precision machining: CNC grinding process

5. Quality inspection: 100% X-ray inspection and strength testing

Usage Guidelines

⚠️ Installation: Use ceramic-specific spacers to avoid direct metal contact
⚠️ Temperature control: Recommended heating rate ≤5°C/min
⚠️ Load limitations: Never exceed rated load capacity
⚠️ Maintenance: Regular surface inspection and carbon deposit removal

After-Sales Service

• Technical support: Free installation guidance

• Customization: Accepts non-standard dimensions and special requirements

• Emergency response: 24-hour technical consultation

FAQ

Q: What is the maximum service temperature?
A: Continuous service at 1600°C, short-term exposure up to 1700°C.

Q: Precautions for use in reducing atmospheres?
A: Recommended for oxidizing atmospheres; reducing environments require special treatment.

Q: How to handle beam fracture?
A: Immediately discontinue use and contact technical support for failure analysis.