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Metal Alloy

Copper Nickel Cu-Ni Alloy Powder

Item No.: Tr-Cu-Ni
Copper-nickel alloy, copper Cu and nickel Ni, silver-white, with a metallic luster, hence the name copper-nickel.
Purity>99.7%
Particle size: 70nm
INQUIRY
Description
Copper Nickel Alloy Powder Properties

About Copper Nickel Cu-Ni Alloy Powder:
 

Copper-nickel or copper-nickel (CuNi) is a copper alloy containing nickel and reinforcing elements, such as iron and manganese. Copper content usually varies between 60% and 90%. (Monel is a nickel-copper alloy containing at least 52% nickel.)

Is copper-nickel alloy magnetic? 
Although copper is weakly diamagnetic, it requires 0.8 or 0.9 percent nickel to neutralize this diamagnetic effect, and 56 percent nickel is required before the alloy shows ferromagnetic properties at ordinary temperatures. Nickel-copper alloy has good mechanical properties at room temperature and high-temperature strength, high corrosion resistance, good wear resistance, easy to process, and non-magnetic. It is a good structural material for manufacturing traveling waves and other electronic tubes. It can also be used as the structural material of an aero-engine. 

Why is nickel added to copper? 
Adding nickel to copper improves strength and corrosion resistance while allowing the alloy to remain ductile. Other elements can be added to copper-nickel to increase strength, corrosion resistance, hardening, weldability, and castability.

Nickel and copper can be insoluble in any proportion at high temperatures and form a solid solution during cooling. 

What color is copper-nickel? 
Despite its high copper content, the cupronickel is silver in color. Cupronickel is highly resistant to corrosion by salt water and is therefore used for piping, heat exchangers, condensers in seawater systems, and marine hardware.

Although it has a high copper content, copper is silver. Copper is highly resistant to brine corrosion and is therefore used in piping, heat exchangers, and condensers in seawater systems and Marine hardware. It is sometimes used in propellers, driveshafts, and the hulls of high-quality ships. Other uses include military equipment, chemical, petrochemical, and electrical industries.

TRUNNANO is a trusted global Copper Nickel Cu-Ni Alloy Powder supplier. Feel free to inquire about the latest price of Cu-Ni Alloy at any time. 

 

Category Parameter Specification
Chemical Composition Standard Grades • Cu90/Ni10: 90% Cu, 10% Ni (±0.5%)
    • Cu70/Ni30: 70% Cu, 30% Ni (±0.5%)
    • Cu55/Ni45: 55% Cu, 45% Ni (±0.5%)
  Impurity Limits • Fe: ≤ 0.1%
    • Pb: ≤ 0.01%
    • C: ≤ 0.05%
    • S: ≤ 0.01%
    • O: ≤ 0.1%
    • Other elements total: ≤ 0.2%
Particle Characteristics Size Distribution • D10: 10-20 μm
    • D50: 30-45 μm
    • D90: 60-75 μm
    • Max size: 150 μm
  Morphology • Spherical/near-spherical
    • Satellite content: < 5%
    • Porosity: < 0.2%
Physical Properties Flow Properties • Hall Flow Rate: 25-35 s/50g
  Density • Apparent: 4.5-5.2 g/cm³
    • Tap: 5.0-5.8 g/cm³
Processing Parameters Atomization • Gas atomization with inert gas
    • Pressure: 40-60 bar
    • Superheat: 200-300°C above liquidus
  Post-Processing • Moisture content: < 0.05%
    • Standard mesh sieving required
Performance Properties Thermal • Conductivity: 30-50 W/m·K
  Electrical • Resistivity: 20-50 μΩ·cm
  Mechanical • Hardness: 100-150 HV
  Environmental • Excellent marine corrosion resistance
Quality Control Testing Methods • Particle size: Laser diffraction
    • Chemistry: ICP-OES/ICP-MS
    • Morphology: SEM analysis
    • Flow: Hall flowmeter
    • Density: He pycnometer
Storage Requirements Environment • Temperature: 15-25°C
    • Relative Humidity: < 60%
    • Away from direct sunlight
  Packaging • Vacuum-sealed containers
    • Inert gas atmosphere
    • Sizes: 5kg, 10kg, 25kg
Documentation Required • Certificate of Analysis (CoA)
    • Batch tracking information
    • Production date and lot number
    • Safety Data Sheet (SDS)
Standards & Compliance Required • ASTM B644 (where applicable)
    • ISO 9001:2015
    • RoHS compliance (if required)
  Optional • AS9100D (Aerospace)
    • Naval/Marine certifications
Applications Primary Uses • Additive Manufacturing
    • Thermal Spray Coating
    • Powder Metallurgy
    • Metal Injection Molding


Product description for Cu-Ni alloy powder:
 

Product name: Particle size: purity: Color: Cystal form: Specific surface area(m2/g) Volume density(g/cm3)
copper nickel alloy powder 70nm 99.7%  black   spherical 12.3 0.15

 

Remark: The different ratio of copper nickel alloy powder can be provided according to customers' request

 


Copper Nickel Cu-Ni Alloy Powder

 

 

Product performance for copper-nickel alloy powder:
 

The variable current laser ion beam gas phase method can prepare the particle diameter and Cu-Nicomponentcontrollable high uniform mixing type nanometer nickel-copper alloy powder, high purity, particle size uniform, spherical shape, good dispersion, the sintering shrinkage of small, dark black powder.

 

How is Copper Nickel Cu-Ni Alloy Powder produced?
 

The nickel-copper alloy with nickel as base and copper is a kind of nickel-based corrosion-resistant alloy with a large amount and wide application. What are some attractive engineering properties of copper-nickel alloys? Copper-nickels have established properties that show high resistance to seawater corrosion and biofouling. This includes resistance to chlorides in pitting, crevice corrosion, and stress corrosion cracking, even in hotter climates. Although the existing nickel-copper alloy grades are many, its copper content is generally 10~30%. A nickel-copper alloy containing copper ~ 28% is more widely used as a corrosion-resistant alloy. Adding copper to nickel will affect nickel properties, especially corrosion resistance, mechanical properties, and physical properties. Adding general copper increases nickel's corrosion resistance in the reducing medium. Still, it decreases the corrosion resistance of nickel in the oxidizing medium and the oxidation resistance in the air. The strength and hardness of nickel increased with the addition of copper, and the plasticity decreased slightly. The addition of copper increases the thermal conductivity of nickel.

 

Applications of Copper Nickel Cu-Ni Alloy Powder:
 

Non-marine applications of copper and nickel include cryogenic applications, brake tubing, and silver coins such as 1 and 2 euro coins and 5 cents US nickel. Because of their strong antimicrobial properties, copper-nickel alloys are used as sanitary "contact materials" to reduce cross-contamination and infection, especially in hospital intensive care units. In addition, copper and nickel can also be used in:

1. Copper - or nickel-based alloy powder metallurgy

2. Seawater-resistant material for Marine surface coating

2. Wear-resistant lubricant, wear-resistant additive

4. Conductive and thermal conductive filling materials

5. Electromagnetic shielding material

6. Manufacture multilayer ceramic capacitor terminals and inner electrodes, electronic components, electronic paste, etc

7. Ocean engineering

Cu-Ni alloys are used in Marine applications due to their resistance to seawater corrosion, good manufacturing properties, and effectiveness in reducing macro pollution levels. Alloys range in composition from 90% copper-10% nickel to 70% copper-30% nickel and are usually specified for use in heat exchangers or condenser tubes in various Marine applications.

8. The Swiss franc

The successful use of white copper in coins is due to its corrosion resistance, electrical conductivity, durability, elasticity, low allergenic risk, ease of stamping, antimicrobial properties, and recyclability.

9. Other use

Single-core thermocouple cables use a single conductor to a thermocouple conductor, such as Fe-Constant, Copper-Constant, or Ni-Cr/Ni-Al. These heating elements are Konstan copper or nickel-chromium alloy with copper, copper-nickel, or stainless steel housing.

Copper is used in cryogenic applications. It has good ductility, retention, and thermal conductivity at very low temperatures, which is beneficial to low-temperature processing and storage equipment and heat exchangers in low-temperature plants.

Bulletproof jackets have often been made of this material since the early 20th century. Gold-plated metal quickly replaced it to reduce metal grime inside the hole.

Cores are wear-resistant white copper for high-quality cylinder locks and locking systems.

Since copper does not rust, it is an alternative to traditional steel brake wires. Because white copper is much softer than steel, it is easier to bend and burn, the same properties that allow it to form a better seal with hydraulic components.

 

Packaging and shipping for copper-nickel alloy powder:

The copper-nickel alloy powder is packed in a vacuum bag, 1kg/bag, or as customers request

The copper-nickel alloy powder can be delivered within five working days after receiving payment.
 

 


Packaging and shipping for copper-nickel alloy powder

 

FAQs of Copper Nickel Cu-Ni Alloy Powder

What is Copper Nickel (Cu-Ni) Alloy Powder?
A:Copper Nickel (Cu-Ni) Alloy Powder is a powdered form of an alloy composed primarily of copper and nickel. This alloy is known for its excellent corrosion resistance, particularly in seawater, and its good thermal and electrical conductivity. The powder form makes it suitable for various advanced manufacturing processes, including additive manufacturing (3D printing), metal injection molding (MIM), and thermal spraying.

What are the typical compositions of Copper Nickel (Cu-Ni) Alloy Powder?
A:The composition of Copper Nickel (Cu-Ni) Alloy Powder can vary depending on the specific application requirements. Common compositions include:

  1. Cu-10Ni: Approximately 90% copper and 10% nickel.
  2. Cu-30Ni: Approximately 70% copper and 30% nickel. These compositions offer different balances of properties such as corrosion resistance, strength, and conductivity. Other elements like iron, manganese, or zinc may also be added in small amounts to enhance specific properties.

What are the main applications of Copper Nickel (Cu-Ni) Alloy Powder?
A:Copper Nickel (Cu-Ni) Alloy Powder is used in a variety of industries due to its unique properties:
  1. Marine Industry: Used in the manufacturing of ship propellers, valves, and heat exchangers due to its excellent resistance to seawater corrosion.
  2. Electronics: Utilized in the production of connectors, terminals, and other components requiring good electrical conductivity and corrosion resistance.
  3. Additive Manufacturing: Ideal for 3D printing applications where high-performance materials are required.
  4. Coatings: Used in thermal spraying to create protective coatings on surfaces exposed to harsh environments.

How should Copper Nickel (Cu-Ni) Alloy Powder be stored and handled?
A:Proper storage and handling of Copper Nickel (Cu-Ni) Alloy Powder are crucial to maintain its quality and safety:
  1. Storage: Store the powder in a cool, dry, and well-ventilated area away from direct sunlight and sources of ignition. Use airtight containers to prevent moisture absorption and contamination.
  2. Handling: Wear appropriate personal protective equipment (PPE) such as gloves, safety goggles, and a respirator when handling the powder to avoid inhalation and skin contact. Follow all safety guidelines and handle the powder carefully to prevent dust generation and potential health hazards.
  3. Disposal: Dispose of any unused or contaminated powder according to local environmental regulations and guidelines to ensure safe and responsible disposal.

 

 

 

Copper Nickel Alloy Powder Properties

Other Names CuNi, NiCu, Cu:Ni, copper nickel, Cu-Ni Powder
CAS No. N/A
Compound Formula Cu-Ni
Molecular Weight N/A
Appearance Gray to Black Powder
Melting Point N/A
Boiling Point N/A
Density N/A
Solubility in H2O N/A
Exact Mass N/A
Monoisotopic Mass N/A
   
   

Copper Nickel Alloy Powder Health & Safety Information

Signal Word N/A
Hazard Statements N/A
Hazard Codes N/A
Risk Codes N/A
Safety Statements N/A
Transport Information N/A
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