Dayoo Advanced Ceramic Co.,Ltd
| Delivery Time | Negotiable |
| Payment Terms | Negotiable |
| Shape | Nozzle |
| Durability | Long-lasting |
| Temperature Resistance | Up to 1600°C |
| Chemical Resistance | Highly resistant to acids, alkalis, and other corrosive substances |
| Thermal Shock Resistance | Very good |
| Electrical Insulation | High |
| Precision | High |
| Pressure Resistance | High |
| Color | White |
| Corrosion Resistance | Excellent |
| Hardness | Very high |
| Size | Various sizes available |
| Material | Ceramic |
| Abrasion Resistance | Excellent |
| Wear Resistance | Excellent |
| Place of Origin | Made In China |
| Brand Name | Dayoo |
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Product Specification
| Delivery Time | Negotiable | Payment Terms | Negotiable |
| Shape | Nozzle | Durability | Long-lasting |
| Temperature Resistance | Up to 1600°C | Chemical Resistance | Highly resistant to acids, alkalis, and other corrosive substances |
| Thermal Shock Resistance | Very good | Electrical Insulation | High |
| Precision | High | Pressure Resistance | High |
| Color | White | Corrosion Resistance | Excellent |
| Hardness | Very high | Size | Various sizes available |
| Material | Ceramic | Abrasion Resistance | Excellent |
| Wear Resistance | Excellent | Place of Origin | Made In China |
| Brand Name | Dayoo | ||
| High Light | Automotive Silicon Nitride Ceramics ，Thermal Shock-Resistant Silicon Nitride Ceramics ，Gas Turbine Silicon Nitride Ceramics | ||
High-Temperature Resistance Ceramic Nozzles for 1200 deg C Process Temperatures in LED Industry
Specially developed for LED manufacturing processes, this product is manufactured using 99.8% high-purity silicon nitride (Si₃N₄) through precision gas pressure sintering. Featuring ultra-high cleanliness, high-temperature resistance, and corrosion resistance to meet stringent MOCVD equipment requirements.
MOCVD equipment: Precise distribution of MO source and NH₃ gas
Epitaxial growth: Uniform gas injection in reaction chambers
Chip fabrication: Protective gas delivery systems
Packaging process: Phosphor spray atomization
Testing equipment: Optical inspection gas control
✓ Ultra-high cleanliness: Metal ion content <1ppm
✓ High-temperature resistance: Withstands 1200°C process temperatures
✓ Zero gas contamination: No particulate emission
✓ Precise flow control: ±1% flow accuracy
✓ Extended lifespan: Endures 5000+ thermal cycles
| Parameter | Specification | Test Standard |
|---|---|---|
| Material Purity | Si₃N₄≥99.8% | GDMS |
| Particle Emission | ≤5 particles/ft³(≥0.1μm) | SEMI F24 |
| Surface Roughness | Ra≤0.05μm | ISO 4287 |
| Thermal Deformation | ≤0.01mm@1000℃ | ASTM E228 |
| Bore Tolerance | ±0.005mm | VDI/VDE 2617 |
| Gas Adsorption | ≤0.01% | DIN 1343 |
Material preparation:
Nano powder (D50≤0.3μm)
Dust-free ball milling (Class 10 cleanroom)
Forming and sintering:
Isostatic pressing (200MPa)
Ultra-clean sintering (Class 100 environment)
Post-processing:
Plasma cleaning (surface decontamination)
Ultrasonic DI water cleaning
Packaging:
Double vacuum packaging
ISO Class 4 clean bags
⚠️ Installation: Class 100 cleanroom operation required
⚠️ Gas control: Use 99.999% high-purity gases
⚠️ Temperature management: Heating rate ≤5℃/min
⚠️ Maintenance: Helium leak test every 500 hours
Extended warranty: 18 months
Cleanliness testing: Free particle emission test
Rapid response: 12-hour technical support
Process optimization: Gas flow field simulation
Q: How to ensure MO source delivery purity?
A: Triple safeguards:
① Surface Si passivation
② Class 100 clean packaging
③ Pre-installation plasma cleaning
Q: Handling nozzle clogging?
A: Recommended:
• 200W ultrasonic + DI water cleaning
• No mechanical rod cleaning
• Professional cleaning service available
Q: Compatibility with different epitaxial layers?
A: Customizable options:
Multi-hole array structures
Gradual bore size designs
Special angle configurations
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Total Annual:
>1000000
Employee Number:
>100
Ecer Certification：
Verified Supplier
We are a company with many years of experience in the production of special precision ceramics and the ability to design, manufacture, process and sell structural and functional parts of various special precision ceramics. Deyu Precision Ceramics Technology Co., Ltd. has many years of e... We are a company with many years of experience in the production of special precision ceramics and the ability to design, manufacture, process and sell structural and functional parts of various special precision ceramics. Deyu Precision Ceramics Technology Co., Ltd. has many years of e...
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