High Temperature Heat Resistant Si3N4 Silicon Nitride Welding Ceramic Nozzles with 0.001mm Precision and 1200°C Thermal Resistance
Price:
us$1~us$100/P
MOQ:
10p
Delivery Time:
negotiable
Brand:
wuxi special ceramic
Product Description
High Temperature Heat Resistant Silicon Nitride (Si3N4) Welding Nozzles
Exceptional Performance Characteristics
- High strength across wide temperature range (up to 1200°C)
- Superior fracture toughness and hardness
- Outstanding wear resistance for impingement and frictional applications
- Excellent thermal shock resistance with low coefficient of thermal expansion
- Good chemical resistance against inorganic acids and organic solutions
- High-performance electrical insulation properties
Material Properties Comparison
| Properties | Units | AL2O3 | ZrO2 | SiC | Si3N4 |
|---|---|---|---|---|---|
| Density | g/cm3 | 3.65-3.93 | 5.95-6.0 | 3.12 | 3.23 |
| HV Hardness | MPa | 1650 | 1300-1365 | 2800 | 1500 |
| Flexural Strength | MPa | 310 | 950 | 390 | 720 |
| Max Use Temperature | °C | 1750 | 1050 | 1550 | 1050 |
| Fracture Toughness | MPa*m1/2 | 4.2 | 10 | 3.9 | 6.2 |
| Thermal Shock Resistance | T(°C) | 180-220 | 280-350 | 230-260 | / |
Precision Manufacturing Specifications
Dimensional Accuracy
Up to 0.001mm
Concentricity
Up to 0.003mm
Parallelism
Up to 0.002mm
Inner Hole Tolerance
Minimum 0.005mm
Smallest Aperture
Minimum 0.07mm
Thickness Size
Minimum 0.02mm
Cylindricity
Up to 0.004mm
Custom Manufacturing Capabilities
We specialize in custom ceramic parts with high precision machining, grinding, and lapping processes. Surface finishes include glazed, polishing, or metallized options to meet specific application requirements.
Lead Time 10-20 working days for mass production
MOQ 1 quantity minimum order
Quality Assurance
All mass production undergoes 100% inspection to ensure consistent quality and performance standards. Our products meet international quality requirements with comprehensive test reports available.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Wuxi Special Ceramic Electrical Co.,Ltd
Location
No4 Longshan Road,Xinwu District,Wuxi City,Jiangsu Province
Contact Person
Zhu