Our Diffusion Welding Graphite Electrodes are specialized components designed for high-temperature, vacuum, and inert gas bonding applications. These ultra-durable electrodes enable precise, contamination-free joining of refractory metals, ceramics, and dissimilar materials in aerospace, energy, and semiconductor industries.
Key Product Advantages
Exceptional Thermal Stability
Withstands temperatures up to 3000°C
01
Uniform Heat Distribution
Minimizes thermal gradients for consistent bonds
02
Low Outgassing
Ultra-pure graphite reduces vacuum contamination
03
Custom Geometries
Machined to exact application specifications
04
Long Service Life
5-10X lifespan vs. conventional electrodes
05
Technical Specifications
|
Parameter |
Specification |
|
Density |
1.70-1.85 g/cm³ |
|
Purity |
99.95%+ carbon |
|
Thermal Conductivity |
80-120 W/m·K |
|
CTE |
4.5-5.5 ×10⁻⁶/°C |
|
Surface Finish |
Ra ≤1.6μm (customizable) |
Critical Applications
Aerospace Components
- Turbine blade repair
- Titanium structural bonding
- Composite-metal joints
Energy Systems
- Nuclear fuel rod fabrication
- Fusion reactor components
- Solar thermal collectors
Advanced Manufacturing
- Semiconductor equipment
- CVD fixture bonding
- Superalloy joining
Competitive Advantages
Patented Grain Orientation
Optimized for directional heat transfer
01
Custom Doping Options
Silicon carbide or boron nitride enhanced
02
Precision Machining
±0.025mm tolerance capability
03
Quality Certifications
Complies with ASTM C781 and ISO 8002
04
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