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- 4J328(4j34)
- 4J329(4J29)
- 4J336(4J36)
- 4J342(4J42)
- 4J343(4J43)
- 4J352(4J49)
- 4J350(4J50)
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- 4J332A(4J32A)
- 4J328(4j34)
- 4J329(4J29)
- 4J336(4J36)
- 4J342(4J42)
- 4J343(4J43)
- 4J352(4J49)
- 4J350(4J50)
- 6J415(6J15)
- 6J420(6J20)
- 6J422(6J22)
- 6J423(6J23)
- 6J424(6J24)
- 6J425(6J25)
- 6J426(6J26)
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Nickel-chromium Alloys Electric furnace wire Cr20Ni35
Overview
Cr20Ni35 Nickel-Chromium Alloy Electric Furnace Wire, with 35% high nickel content, delivers exceptional performance in extreme high-temperature (continuous use at 1200°C, short-term peaks up to 1350°C) and highly corrosive environments. Designed for precision industries like semiconductor manufacturing, vacuum heat treatment, and aerospace, it offers stable resistivity and extended service life with optimized oxidation and sulfurization resistance.
Chromium(Cr)..................................................................................................................................20.0
Aluminum(Ni)..................................................................................................................................35.0
Balance Iron (Fe) & Trace Elements
Material Characteristics
Density |
about 8.5g/cm³ |
Resistivity |
1.08 μΩ·m (20°C) |
Temperature Range |
Continuous Service 1200°C, Short-Term Peak 1350℃ |
Material Characteristics
● Ultra-High Temp Stability:
35% nickel content enhances creep and thermal fatigue resistance.
● Sulfurization Resistance:
Maintains surface integrity in sulfur-rich atmospheres.
● Low Resistivity Drift:
≤2% fluctuation across temperatures for uniform heating.
Core Advantages
● Precision Compatibility:
Customizable to micron-level diameters (0.1mm) for high-precision equipment.
● Multi-Environment Use:
Compatible with oxidative, vacuum, and reducing atmospheres.
● Customization:
Tailored dimensions and shapes (flat wires, special profiles).
Typical Applications
● Semiconductor Wafer Heating, Vacuum Brazing Furnaces
● Aerospace High-Temp Test Chambers, Nuclear Reactor Components
● Precision Ceramic Sintering, High-Temp Chemical Vapor Deposition (CVD)
Technical Specifications
Parameter | Numeric | Unit |
---|---|---|
Melting Point | 1420 | ℃ |
Tensile Strength | ≥700 | MPa |
Elongation | ≥25 | % |
Surface Finish | Bright / Sandblasted | - |
Thickness Range | 0.1-3.0 | mm |
Width Range | Customized |
Applicable Industries
● Semiconductor & Microelectronics
● Aerospace & Nuclear Energy
● Precision Ceramics & Coating Technology
● Advanced Laboratory Equipment
Packaging & Certifications
● Packaging:
Vacuum-sealed + shock-proof boxes for global shipping of precision components.
● Certifications:
ISO 9001, AS9100, IEC 60079 (Explosion-Proof), compliant with AMS 5512.
Why Choose Us?
● Nano-Level QC:
SEM scanning for micro-defect detection.
● Collaboration:
Custom alloy formulas developed with university labs.
● Lifecycle Support:
Technical documentation and on-site assistance from selection to maintenance.
Available Forms
We provide you with a variety of product forms, including but not limited to
● Strip & Foil
● Round Wire &Flat Wire
● Bar & Rod
● Electrothermal Strip
● Flange & Ring
● Wire & Welding
● Reststance Wire
● Electric Alloy Wire
● Electric Furnace Bar
● Customize
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