High-Performance Alumina Ceramic Nozzles For Precision Forming And High-Temperature Spraying Applications

The alumina ceramic nozzle is manufactured using high-purity alumina (Al₂O₃≥99.5%) through precision forming and high-temperature sintering processes. Featuring ultra-high hardness (HV10≥1800) and exceptional wear resistance, this product is specifically designed for high-wear spraying applications.

Primary Applications

• Sandblasting equipment: Metal surface treatment nozzles

• Spray coating industry: Powder coating spray gun tips

• Cleaning systems: High-pressure water jet nozzles

• Electronics industry: Semiconductor cleaning spray heads

• Chemical processing: Corrosive media injection systems

Product Advantages

✓ Ultra-high hardness: HV10≥1800 with outstanding wear resistance
✓ Corrosion resistance: Resistant to acids and alkalis (except HF)
✓ High-temperature stability: Continuous service at 1500°C
✓ Precise orifice: Machining tolerance ±0.01mm
✓ Cost-effective durability: 8-10 times longer lifespan than metal nozzles

Technical Specifications

Manufacturing Process

1. Material preparation: High-purity alumina powder (D50≤0.8μm)

2. Forming process: Isostatic pressing (200MPa)

3. High-temperature sintering: 1750°C atmosphere-controlled sintering

4. Precision machining: CNC internal hole grinding

5. Quality inspection: Orifice measurement, hardness testing, strength verification

Usage Guidelines

⚠️ Installation: Use dedicated tools - avoid impact
⚠️ Pressure limit: Working pressure ≤50MPa
⚠️ Media restrictions: Avoid HF and molten alkali metals
⚠️ Maintenance: Regular inspection of orifice wear

After-Sales Service

• Technical support: Free spray optimization solutions

• Customization: Non-standard orifice sizes and shapes available

• Emergency response: 24-hour technical consultation

FAQ

Q: Advantages vs tungsten carbide nozzles?
A: Higher hardness, better corrosion resistance, longer service life.

Q: Maximum working pressure?
A: Standard products 50MPa, special designs up to 80MPa.

Q: When to replace nozzle?
A: Replace when spray angle deviation exceeds 5° or flow rate changes ±10%.