FeCoNiCrAl powder

Overview of FeCoNiCrAl Powder

FeCoNiCrAl is a quinary alloy that exhibits good mechanical properties, oxidation resistance, and microstructural stability at elevated temperatures. Iron and cobalt provide strength. Nickel enhances toughness and ductility. Chromium imparts excellent oxidation and corrosion resistance. Aluminum improves high temperature mechanical properties.

Key characteristics of FeCoNiCrAl powder include:

• Kekuatan suhu tinggi dan ketahanan rayap yang sangat baik
• Good environmental stability and thermal fatigue strength
• Kekerasan tinggi, tahan aus dan abrasi
• Good ductility and fabricability
• Available in range of particle sizes and morphologies

FeCoNiCrAl powder is suitable for protective coatings, thermal spray, welding, brazing, and high temperature structural applications requiring thermal and environmental resistance.

Composition of FeCoNiCrAl Powder

FeCoNiCrAl powder has the nominal composition:

unsur	Komposisi
Besi (Fe)	Keseimbangan
Cobalt (Co)	35-50%
Nikel (Ni)	10-30%
Chromium (Cr)	8-12%
Aluminium (Al)	1-5%
Karbon (C)	<0,5%
Silikon (Si)	<1.5%
Manggan (Mn)	Kurang dari 1%

The levels of cobalt, nickel, chromium and aluminum can be tailored to optimize high temperature strength, toughness, and environmental resistance based on application.

Properties of FeCoNiCrAl Powder

Key properties of FeCoNiCrAl powder include:

Property	Nilai
Kepadatan	7,5-8,2 g/cm3
Titik Leleh	1300-1400¡«C
Kekonduksian termal	10-30 W/mK
Resistivitas listrik	65-85 ×´Î.cm
Modulus Young	190-220 GPa
Rasio Poisson	0.28-0.32
Kekuatan Tarik	600-1100 MPa
Kekuatan mulur	450-800 MPa
Pemanjangan	15-30%
Kekerasan	30-50 HRC

 

The excellent high temperature strength, hardness, wear resistance, and environmental stability make it suitable for the most demanding applications.

Production Method for FeCoNiCrAl Powder

FeCoNiCrAl powder is produced using:

• Atomize Gas?- High pressure inert gas used to atomize molten alloy into fine spherical powder for excellent flow and packing density.
• Atomisasi Air?- High velocity water jet impacts molten stream to produce fine irregular powder particles. Lower cost but higher oxygen pickup.
• Mechanical Alloying?- Ball milling of elemental/pre-alloyed powders followed by sintering and gas atomization.

Gas atomization provides the best control over particle size distribution, morphology and purity.

Applications of FeCoNiCrAl Powder

Typical applications of FeCoNiCrAl powder include:

• Lapisan Semprotan Termal?- HVOF or plasma spraying to deposit thick, wear resistant coatings on components operating at high temperatures.
• pembuatan aditif?- Selective laser melting to produce complex parts for extreme environments needing high temperature resistance.
• Pengisi Pematrian?- For joining assemblies and sealing cracks in parts subjected to high temperatures during service.
• Barang Habis Pakai Pengelasan?- Used as filler material to provide excellent elevated temperature strength in welded components.
• Wear Parts?- Powder metallurgy hot work tooling and fixtures resisting wear and thermal fatigue cracking.
• Pemrosesan Kaca?- Chutes, conveyors and handlers used in glass melting furnaces.

Specifications of FeCoNiCrAl Powder

FeCoNiCrAl powder is available under various size ranges, morphologies and grades:

• Besaran partikel:?From 10-45 microns for AM methods, up to 150 microns for thermal spray processes.
• Morfologi:?Spherical, irregular and blended shapes. Spherical powder has excellent flowability.
• Kemurnian:?Ranging from commercial purity to ultra high purity grades based on stringent chemical analysis.
• Luas Permukaan:?Daya permukaan rendah lebih disukai untuk meminimalkan oksidasi selama penanganan dan penyimpanan.
• Nilai:?Customized composition and powder metallurgy tailored for application.

Global Suppliers of FeCoNiCrAl Powder

Some of the major global suppliers of FeCoNiCrAl powder include:

• Sandvik Osprey (UK)
• Erasteel (Prancis)
• Tekna (Kanada)
• AMETEK (US)
• Edgetech Industries (US)
• CNPC Powder (China)
• Hoganas (Swedia)

These companies produce various grades of FeCoNiCrAl powder using gas atomization, water atomization and other techniques tailored for AM, thermal spray, brazing and other demanding applications.

Pricing of FeCoNiCrAl Powder

FeCoNiCrAl powder prices depend on factors like:

• Komposisi, tingkat kemurnian
• Ukuran dan morfologi serbuk
• Cara produksi
• Volume pesanan
• Pemasok

Kelas	Kisaran Harga
Iklan Niaga	$60-120 per kg
Kemurnian tinggi	$120-250 per kg
Ultrafine	Rp250-450 per kg
Kelas khsus	Rp.6.750.000 - 12.750.000 setiap kg

 

Prices are higher for gas atomized, high purity and fine powders compared to simple commercial grades.

Storage and Handling of FeCoNiCrAl Powder

Proper storage and handling procedures for FeCoNiCrAl powder include:

• Simpan dalam wadah tertutup rapat bergas lembam guna mencegah oksidasi
• Hindari penumpukan serbuk halus untuk mengendalikan risiko ledakan
• Gunakan APD (Alat Pelindung Diri), ventilasi, dan praktik keselamatan yang sesuai saat menangani
• Cegah kontak antara bubuk dengan bahan yang tidak sesuai
• Ikuti garis panduan keselamatan yang berlaku dari SDS pemasok

Perlu berhati-hati dan melakukan tindakan pengaman ketika menangani bubuk aloi reaktif ini.

Inspection and Testing of FeCoNiCrAl Powder

Key quality control tests performed on FeCoNiCrAl powder:

• Analisis kimia menggunakan OES atau XRF untuk memastikan bahwa komposisi berada dalam batas yang ditentukan
• Distribusi ukuran partikel menggunakan difraksi laser sesuai standar ASTM B822
• Analisis morfologi melalui pencitraan SEM
• Pengukuran laju alir serbuk sesuai dengan standar ASTM B213
• Penentuan densitas dengan helium piknometer
• Pengujian pengotor menggunakan ICP-MS
• Karakterisasi mikrostruktur dengan analisis fasa XRD

Thorough testing verifies powder quality and consistency meeting performance requirements.

Comparison Between FeCoNiCrAl and 316L Stainless Steel Powder

FeCoNiCrAl and 316L stainless steel powder compared:

Parameter	FeCoNiCrAl	316L SS
Komposisi	Quinary high-temp alloy	Aloi tahan karat Fe-Cr-Ni
Biaya	Lebih Tinggi	Lebih rendah
Kekuatan temperatur tinggi	Jauh lebih baik	Sedang
Tahanan terhadap korosi	Dapat dibandingkan	Lebih baik
Kekonduksian termal	Lebih Tinggi	Lebih rendah
Kepraktisan	Sedang	Luar biasa
APLIKASI	Semprotan termal, AM	Otomotif, konstruksi

 

FeCoNiCrAl offers far superior high temperature strength whereas 316L provides better fabrication and corrosion resistance at lower cost.

FeCoNiCrAl Powder FAQs

Q: How is FeCoNiCrAl powder produced?

A: FeCoNiCrAl powder is commercially produced using gas atomization, water atomization and mechanical alloying followed by sintering. Gas atomization offers the best powder characteristics.

Q: What are the main applications for FeCoNiCrAl powder?

A: Main applications include thermal spray coatings, additive manufacturing, brazing filler, powder metallurgy hot work tooling, glass processing equipment where high temperature strength and environmental resistance is needed.

T: Apakah ukuran partikel yang disarankan untuk penyemprotan termal?

A: For most thermal spray processes, a particle size range of 45-150 microns is preferred for FeCoNiCrAl powder to maximize deposition efficiency and coating properties.

Q: Does FeCoNiCrAl powder require special handling precautions?

A: Ya, tindakan perlindungan yang tepat sangat penting dilakukan saat menangani bubuk aloi halus reaktif tersebut, termasuk atmosfer inert, pentanahan, ventilasi, dan APD.

Q: Where can I purchase FeCoNiCrAl powder for additive manufacturing?

A: For AM applications requiring high temperature strength, fine FeCoNiCrAl powder can be purchased from leading manufacturers including Sandvik, Erasteel, Tekna, and AMETEK.