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Features
|
CAS Number: |
7440-25-7 |
|
Purity: |
≥99.9% or 99.95% |
|
Size: |
2.0-12.0mm width x 0.10-0.50mm thickness x L |
|
Tolerance: |
Width: +/-0.02mm, Thickness: +/-0.002mm |
|
Material Grades: |
R05200, unalloyed tantalum, electron-beam furnace or vacuum-arc melt, or both R05400, unalloyed tantalum, powder-metallurgy consolidation. |
Tantalum Ribbon Description
Tantalum ribbon is a thin, flat strip or ribbon-shaped form of tantalum metal. Tantalum is a rare metal known for its exceptional physical and chemical properties. Tantalum ribbon is used in many industries and applications that need its unique characteristics. Here's how tantalum ribbon works.
Tantalum ribbon is mostly made of pure tantalum metal or alloys of tantalum. Pure tantalum is corrosion resistant and has a high melting point, while tantalum alloys can be tailored to improve specific properties, such as strength or ductility.
Tantalum ribbon is thin and flat. It is usually rectangular in shape. It comes in different sizes and thicknesses to fit different needs.
Tantalum has the highest melting point of any metal, reaching 3,017 degrees Celsius (5,463 degrees Fahrenheit) This high melting point allows tantalum ribbon to withstand extreme temperatures without much deformation or structural damage.
Tantalum is resistant to corrosion, especially in acidic environments. It can stand up to acids like hydrochloric acid, sulfuric acid, and nitric acid. Tantalum ribbon is resistant to corrosion, so it is good for applications that involve exposure to aggressive chemicals.
Tantalum ribbon is ductile and malleable, so it can be easily bent or formed into any shape you want. This property lets it be bent, rolled, or cut into specific sizes or shapes.
Tantalum ribbon is very strong, even though it's thin and flat. It can withstand strong forces without breaking or changing shape. This makes it good for building things that need strength.
Tantalum is not magnetic, so it doesn't have magnetic properties. This non-magnetic characteristic is useful in applications where magnetic interference needs to be minimized, like in electronic or scientific equipment.
Tantalum is chemically inert, meaning it doesn't react with other elements or compounds. So tantalum ribbon can be used in environments where contamination or chemical reactions with the surrounding materials must be avoided.
Tantalum ribbon is used in a lot of different industries, like electronics, aerospace, chemical processing, medical devices, and jewelry. Its unique combination of properties makes it ideal for applications that need high-temperature resistance, corrosion resistance and strength.
Tantalum Ribbon Chemical Composition
|
Element |
C |
O |
N |
H |
Fe |
Mo |
Nb |
Ni |
Si |
Ti |
W |
|
R05200 (%, Max) |
0.01 |
0.015 |
0.01 |
0.0015 |
0.01 |
0.02 |
0.1 |
0.01 |
0.005 |
0.01 |
0.05 |
|
R05400 (%, Max) |
0.01 |
0.03 |
0.01 |
0.0015 |
0.01 |
0.02 |
0.1 |
0.01 |
0.005 |
0.01 |
0.05 |
Tantalum Ribbon Applications and Related Industries
Tantalum ribbon is used in many industries and applications that benefit from its exceptional properties. Here are some common applications for tantalum ribbon.
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Electronics and Semiconductors: Tantalum ribbon is used in electronics for many different applications. It is used in electronic circuits as a component, such as thin-film resistors, capacitors, and high-precision electrical contacts. Tantalum ribbon is also used in making semiconductors. It can be used as a barrier or for connecting parts.
-
Aerospace and Aviation: Tantalum ribbon is used in the aerospace industry because it is strong and resistant to high temperatures. It is used in applications like turbine blades, combustion chambers, and structural parts that need to withstand extreme temperatures and corrosive environments.
-
Chemical Processing: Tantalum ribbon is valuable in the chemical industry because it is very resistant to corrosion. It is used in equipment and parts for handling corrosive chemicals, such as reactors, heat exchangers, and valves. Tantalum ribbon is especially suitable for applications involving strong acids, such as sulfuric acid and hydrochloric acid.
-
Medical Devices: Tantalum ribbon is used for medical devices and implants. Biocompatible, resistant to corrosion, and non-toxic, it's good for applications like pacemakers, orthopedic implants, and dental prosthetics.
-
Jewelry and Luxury Goods: Tantalum ribbon is used in jewelry to make unique and special pieces. Its lustrous appearance, durability, and resistance to tarnish make it a good choice for jewelry designers.
-
Research and Development: Tantalum ribbon is used for research and development. It is used in scientific experiments, prototype development, and material testing because it is high-temperature resistant, inert, and non-magnetic.
-
Energy Industry: Tantalum ribbon is used in the energy industry. It is used in components for power generation, such as fuel cells and batteries, where its chemical stability and conductivity are helpful.
-
Automotive Industry: Tantalum ribbon is used in the automotive industry because it is resistant to high temperatures and corrosion. It can be found in sensors, ignition systems, and exhaust systems.
These are just some of the places where tantalum ribbon is used. This material has many good qualities like being strong, resistant to corrosion, and biocompatible. It can be used in many different industries.
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 |
Tantalum Ribbon 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 |
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