Spherical Tantalum Powder

CAS Number:	7440-25-7
Linear Formula:	Ta
Purity:	99.9%
Appearance:	Black Powder
Particle size:	5-25μm (D10=5~10μm, D50=15~20μm, D90=20~25μm) 15-45μm (D10=15~20μm, D50=25~30μm, D90=35~40μm) 15-53μm (D10=15~20μm, D50=25~35μm, D90=45~50μm) 45-75μm (D10=45~55μm, D50=55~65μm, D90=70~75μm) 45-105μm (D10=50~60μm, D50=75~85μm, D90=95~105μm) 75-150μm (D10=80~90μm, D50=110~125μm, D90=135~150μm) or customized

 

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Product Description

Spherical tantalum powder is a high-performance material with excellent mechanical properties, corrosion resistance, and thermal stability. It is widely used in advanced manufacturing processes, including additive manufacturing (3D printing), powder metallurgy, and coating applications. The powder's spherical morphology ensures superior flowability and packing density, making it ideal for precise industrial applications.

 

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Features and Properties

High Purity: Typically ≥ 99.95% purity for reliable performance in critical applications.

Spherical Shape: Enhances flowability and sintering properties.

Corrosion Resistance: Resistant to most acids, including hydrofluoric acid, ensuring durability in harsh environments.

Thermal Stability: Excellent performance under high-temperature conditions.

High Density: Ensures superior mechanical properties and reduced porosity in finished products.

 

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Product Standards

ASTM B708 (Tantalum Products Standard)

ISO 9001 Certification for manufacturing processes

RoHS and REACH compliance

 

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Product Forms

Spherical Tantalum Powder for Additive Manufacturing

Tantalum Powder for Powder Metallurgy

Tantalum Coating Powder

 

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Production Method and Production Equipments

Production Method:

Gas Atomization: Molten tantalum is atomized into fine spherical particles using inert gas to ensure high purity and uniformity.

Plasma Rotating Electrode Process (PREP): Utilized to produce highly spherical tantalum powder with minimal satellite particles.

Key Equipment Used:

Induction Melting Furnaces

Gas Atomization Units

Plasma Rotating Electrode Machines

Sieving Systems for precise particle size control

Advanced Characterization Tools: Scanning Electron Microscopes (SEM), Laser Particle Analyzers

 

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Applications and Related Industries

Additive Manufacturing (3D Printing): Used for creating high-performance components in aerospace, medical, and automotive sectors.

Powder Metallurgy: Ideal for producing high-density tantalum components such as rods, plates, and medical implants.

Thermal Spray Coatings: Provides wear and corrosion-resistant coatings for industrial equipment.

Electronics: Used in the production of tantalum capacitors.

Aerospace and Defense: Components requiring high strength and resistance to extreme conditions.

 

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Interesting Facts

Spherical tantalum powder ensures minimal porosity in finished products, making it essential for critical aerospace applications.

Its excellent biocompatibility has led to its use in medical implants like bone plates and screws.

Tantalum powder is a key material for the development of advanced, lightweight, and corrosion-resistant parts in 3D printing.

 

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Synonyms

Tantalum Powder

Spherical Ta Powder

High-Purity Tantalum Powder

 

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Health & Safety Information

Hazard Precautions:

Avoid inhaling powder dust; use appropriate protective equipment during handling.

Store in a dry, well-ventilated area to prevent contamination.

Reactivity: Stable under normal conditions but can react with strong oxidizers.

Disposal: Dispose of according to local regulations for metallic powders.

 

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Why Choose Our Spherical Tantalum Powder?

High Purity and Consistency: Ensures superior performance in all applications.

Customization Options: Tailored particle size distributions for specific industries.

Global Supply Chain: Reliable shipping and support worldwide.

Contact us today for more details about our Spherical Tantalum Powder and to receive a customized quote for your application needs!

 

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Spherical Tantalum Powder Chemical Composition

Chemical Composition - by ICP-AES
Element	Ta	Fe	Si	Ni	Ti	Mo	W	Nb
Value (%)	≥99.98	＜0.001	＜0.005	＜0.002	＜0.001	＜0.001	＜0.01	＜0.01
Gas Impurities
Element	C		H		O		N
Value (%)

Spherical Tantalum Powder Physical Properties

Density (g/cm3)		Hall Flow Rate (s/50g)
Apparent Density	Tap Density	Value
>9.5	>10.5

Chemical Identifiers

Linear Formula	Ta
MDL Number	MFCD00011252
EC No.	231-135-5
Beilstein/Reaxys No.	N/A
Pubchem CID	23956
SMILES	[Ta]
InchI Identifier	InChI=1S/Ta
InchI Key	GUVRBAGPIYLISA-UHFFFAOYSA-N

Spherical Tantalum Powder Properties (Theoretical)

Molecular Weight	180.94
Appearance	Silvery-gray solid
Melting Point	3017 °C
Boiling Point	5458 °C
Density	16.69 g/cm3 (20 °C)
Solubility in H2O	N/A
Crystal Phase / Structure	α: body-centered cubic (bcc) / β: tetragonal
Electrical Resistivity	131 nΩ·m (20 °C)
Electronegativity	1.5 Paulings
Heat of Fusion	36.57 kJ/mol
Heat of Vaporization	753 kJ/mol
Poisson's Ratio	0.34
Specific Heat	140 J/kg·K
Thermal Conductivity	57.5 W/m·K
Thermal Expansion	6.3 µm/m·K
Vickers Hardness	870–1200 MPa
Young's Modulus	186 GPa

Spherical Tantalum Powder Health & Safety Information

Signal Word	Danger
Hazard Statements	H228-H315-H319-H335
Hazard Codes	F, Xi
Precautionary Statements	P210-P261-P280-P305+P351+P338-P405-P501
Flash Point	Not applicable
Risk Codes	11-36/37/38
Safety Statements	26-36/37/39
RTECS Number	WW5505000
Transport Information	UN 3089 4.1 / PGII
WGK Germany	nwg
GHS Pictograms	GHS07 Exclamation Point GHS02 Flame

 

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