Tantalum Wire (Ta Wire)


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Tantalum wire is a kind of wire-like tantalum material made of tantalum powder as raw material through plastic processing methods such as rolling and drawing. Tantalum wire is used the most in the electronics industry and is mainly used for anode leads of tantalum electrolytic capacitors.

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Data sheet

Diameter 0.004"-0.125"
Purity 99.999%/99.99%/99.9%/99%
Condition Annealed, Unannealed

More info

HM provides high-quality tantalum wire at a competitive price, which can be used in scientific research or industrial production. Pure tantalum wire is available in 99% to 99.99% purity. We can also provide tantalum alloy wire such as Ta10W wire and Ta2.5W wire. Customized dimensions are available according to your request.

tantalum wire - heegermaterials

Tantalum Wire Specifications

  • Materials: R05200, R05400, R05252 (Ta2.5W), R05255 (Ta10W), R05240 (Ta40Nb)
  • Standard: ASTM B365, ASTM F560 (Medical Grade)
  • Size: 0.004" - 0.125" diameter x L
  • Purity: 99% - 99.999%

*If the diameter is >0.125”, please check our tantalum & tantalum alloy rod.

Tantalum Wire Applications

  • Anode Leads for Tantalum Electrolytic Capacitors
  • Made of tantalum yarn or tantalum mesh
  • Making Tantalum Capacitors
  • Medical tantalum wire can be used to suture nerves and tendons.

Tantalum Wire Mechanical Properties

Product condition Tensile strength (MPa) Elongation, %
Annealed 300~600 10~30
Half annealed >600~1000 <5
Unannealed >1000 <5

Tantalum Wire Packaging

The tantalum wire will be packed in a wooden case supported with soft materials to ensure that the products thus packed will not shift inside the cases.

package - tantalum wire

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