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CoNiCr powder is a high-performance metal alloy powder widely used in aerospace, medical, and industrial applications. Its unique blend of cobalt (Co), nickel (Ni), and chromium (Cr) delivers exceptional mechanical properties, corrosion resistance, and thermal stability. Whether you are researching materials for additive manufacturing, coating technologies, or other advanced engineering uses, this guide will give you a deep dive into CoNiCr powder.

Overview of CoNiCr Powder

CoNiCr powder is a metal alloy powder specifically engineered for industries demanding robust performance. Known for its high strength, wear resistance, and ability to withstand extreme environments, CoNiCr powder is a go-to material in 3D printing, thermal spray coatings, and other advanced manufacturing techniques.

Anahtar Özellikler

  • Yüksek korozyon direnci: Thanks to chromium.
  • Excellent thermal stability: Allows usage in high-temperature environments.
  • Superior mechanical strength: Ensures longevity and reliability.
  • Versatility in applications: From biomedical implants to turbine blades.
CoNiCr Toz
CoNiCr Powder 9

Types and Composition of CoNiCr Powder

Below is a detailed breakdown of the different types of CoNiCr powders available, their composition, and unique attributes:

TipComposition (wt%)Unique Features
CoNiCrAlYCo: 20-30, Ni: 30-50, Cr: 15-20, Al: 8-12, Y: 0.5-1.5High oxidation resistance, ideal for thermal barrier coatings.
CoNiCrMoCo: 40-50, Ni: 30-40, Cr: 10-20, Mo: 5-10High wear and corrosion resistance, used in medical implants.
CoNiCrFeCo: 25-35, Ni: 30-40, Cr: 15-25, Fe: 5-15Exceptional tensile strength and thermal stability.
CoNiCrWCo: 35-50, Ni: 30-40, Cr: 10-20, W: 5-15High-density powder with excellent abrasion resistance.
CoNiCrTaCo: 40-50, Ni: 30-35, Cr: 10-15, Ta: 5-10Enhanced thermal stability and creep resistance.
CoNiCrMnCo: 20-30, Ni: 40-50, Cr: 10-15, Mn: 5-10Good ductility and wear resistance.
CoNiCrSiCo: 35-45, Ni: 30-35, Cr: 15-20, Si: 5-10Excellent electrical conductivity and corrosion resistance.
CoNiCrTiCo: 40-50, Ni: 25-35, Cr: 10-15, Ti: 5-10Superior fatigue resistance.
CoNiCrZrCo: 45-50, Ni: 25-30, Cr: 15-20, Zr: 3-5High ductility and toughness.
CoNiCrNbCo: 30-40, Ni: 35-40, Cr: 15-20, Nb: 5-10Excellent high-temperature performance.

Özellikleri CoNiCr Toz

CoNiCr powder’s performance is defined by several key characteristics that make it indispensable in high-performance industries:

1. Exceptional Corrosion Resistance

The presence of chromium in the alloy provides a natural barrier against rust and oxidation, even in harsh chemical environments.

2. Thermal Stability

CoNiCr alloys maintain their properties even at temperatures exceeding 1000°C, making them ideal for aerospace and industrial turbine applications.

3. Mechanical Strength

The combination of cobalt and nickel ensures superior tensile strength and fatigue resistance under cyclic loads.

4. Versatility in Processing

CoNiCr powder is compatible with various manufacturing techniques such as:

  • 3D printing (Additive Manufacturing)
  • Termal Sprey Kaplamalar
  • Hot Isostatic Pressing (HIP)

Applications of CoNiCr Powder

Here are the typical applications of CoNiCr powder across various industries:

Uygulama AlanıSpecific Use Cases
Havacılık ve UzayTurbine blades, engine components, thermal barrier coatings.
TıbbiHip replacements, dental implants, prosthetic devices.
EndüstriyelBearings, cutting tools, wear-resistant coatings.
Katmanlı ÜretimComplex geometries for lightweight and high-strength parts.
Petrol & GazCorrosion-resistant components for pipelines and drilling equipment.

Specifications, Sizes, and Grades

ŞartnameDetaylar
Partikül Boyutu Dağılımı15–45 µm, 45–106 µm, 75–150 µm for different processes.
StandartlarASTM F75, AMS 5894, ISO 5832-12.
Purity Levels≥ 99.5%
Üretim SüreciGas atomization, Plasma atomization.
PaketlemeVacuum-sealed, inert-gas protected.

Tedarikçiler ve Fiyatlandırma Detayları

TedarikçiFiyatlandırma (USD/kg)BölgeSpecial Notes
Praxair$150–250Kuzey AmerikaOffers customization for particle sizes.
Höganäs$200–300AvrupaHigh-purity powders for medical uses.
Marangoz Teknolojisi$180–270KüreselSpecializes in aerospace-grade powders.
Sandvik$170–260KüreselSuperior thermal spray powder.
Oerlikon Metco$160–240KüreselWide range of CoNiCr compositions.

Advantages and Limitations of CoNiCr Toz

AvantajlarSınırlamalar
High strength and durabilityExpensive compared to standard alloys.
Superior corrosion and wear resistanceRequires specialized equipment for processing.
Excellent thermal stabilityLimited suppliers offering custom grades.
CoNiCr Toz
CoNiCr Powder 16

Comparison of CoNiCr Powder Models

ModelTermal KararlılıkKorozyon DirenciAşınma DirenciMaliyet
CoNiCrAlYYüksekMükemmelOrta düzeydeOrta düzeyde
CoNiCrMoOrta düzeydeMükemmelYüksekYüksek
CoNiCrWYüksekİyiMükemmelYüksek

SSS

SoruCevap
What is CoNiCr powder used for?Aerospace parts, medical implants, and industrial tools.
How is CoNiCr powder made?Typically through gas or plasma atomization processes.
What are the advantages of CoNiCr powder?Exceptional corrosion resistance, thermal stability, and mechanical strength.
Can CoNiCr powder be used in 3D printing?Yes, it is widely used for additive manufacturing due to its fine particle sizes.
How much does CoNiCr powder cost?Prices range from $150–300 per kilogram, depending on grade and supplier.

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