Tantalum (Ta) Wire


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Tantalum (Ta) 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

Purity99.95% ,99.99%
StandardASTM B365; ASTM F560
MaterialTa, Ta10W, Ta2.5W, Ta40Nb,UNS R05200, R05400, R05255, R05252, R05240
ConditionAnnealed, Unannealed

More info

HM provides high-quality Tantalum (Ta) Wire at a competitive price, which can be used in Scientific research or industrial production. Pure tantalum wire is available in 99.95% and 99.99% purity. We can also provide tantalum alloy wire, the common ones are Ta10W  and Ta2.5W Rods. Tantalum wire is used the most in the electronics industry and is mainly used for anode leads of tantalum electrolytic capacitors. 

tantalum wire - heegermaterials

Tantalum Wire Specifications

  • Materials: R05200, R05400, R05252 (Ta2.5W), R05255 (Ta10W), R05240 (Ta40Nb)
  • Standard: ASTM B365, ASTM F560 (Medical Grade)
  • Size: 0.10~4mm (0.004"~0.5")
  • 0.10mm~0.15mm, tolerance:±0.005
  • >0.15mm~0.30mm, tolerance: ±0.006
  • >0.30mm, tolerance: ±0.007
  • Purity: > =99.9%

*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
  • MakingTantalum Capacitors
  • Medical tantalum wire can be used to suture nerves and tendons

Tantalum Wire Mechanical Properties

Product conditionTensile strength (MPa)Elongation, %
Half annealed>600~1000<5

Tantalum Wire Packing

Our 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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