Tantalum (Ta) Disc


New product

Tantalum Disc is made by rolling high-purity metal tantalum. HM can provide tantalum wafers with excellent performance and uniform grains, and can also produce ultra-thin, ultra-wide chemical tantalum and tantalum alloy disc.

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Please contact us if you need customized services. We will contact you with the price and availability in 24 hours.

Data sheet

Purity99.5% - 99.99%
StandardASTM B708
MaterialTa, Ta10W, Ta2.5W, Ta40Nb,UNS R05200, R05400, R05255, R05252, R05240
ConditionAnnealed, Unannealed

More info

Heeger Materials (HM) is a trusted supplier of tantalum Disc in various sizes. Other shapes are also available upon request.

Tantalum Disc Specification


Tantalum Disc


Diameter: 1" -10",

Thick: 0.04" - 10"


Tantalum or alloy including: UNS R05200, UNS R05400, R05252 Ta-2.5W, R05255 Ta-10W, Ro5240 Ta-40Nb, Other customized alloy




> =99.95% or 99.99%

Tnatalum Disc - heegermateriasl.com Tantalum (Ta) Disc - heegermaterials

Tantalum Disc Dimensions List






Tantalum Disc

Ta, 99.95%

1.00" Dia. x 0.125" Thick


Tantalum Disc

Ta, 99.95%

1.00" Dia. x 0.250" Thick


Tantalum Disc

Ta, 99.95%

2.00" Dia. x 0.125" Thick


Tantalum Disc

Ta, 99.95%

2.00" Dia. x 0.250" Thick


Tantalum Disc

Ta, 99.95%

3.00" Dia. x 0.125" Thick


Tantalum Disc

Ta, 99.95%

3.00" Dia. x 0.250" Thick


Tantalum Disc

Ta, 99.95%

4.00" Dia. x 0.125" Thick


Tantalum Disc

Ta, 99.95%

4.00" Dia. x 0.250" Thick


Tantalum Disc

Ta, 99.95%

6.00" Dia. x 0.250" Thick


Tantalum Disc

Ta, 99.95%

8.00" Dia. x 0.125" Thick


Tantalum Disc

Ta, 99.95%

8.00" Dia. x 0.250" Thick

UNS R05200, unalloyed tantalum, electron-beam furnace or vacuum-arc melt, or both tantalum and Tantalum Alloy UNS Grade

  •   UNS R05400, unalloyed tantalum, powder-metallurgy consolidation.
  •   UNS R05255, tantalum alloy, 90 % tantalum, 10 % tungsten, electron-beam furnace of vacuum-arc melt, or both.
  •   UNS R05252, tantalum alloy, 97.5 % tantalum, 2.5 % tungsten, electron-beam furnace or vacuum-arc melt, or both.
  •   UNS R05240, tantalum alloy, 60 % tantalum, 40 % niobium, electron-beam furnace or vacuum-arc melt.

Tantalum Disc Order Info

Orders for material under this specification shall include the following information:

  • Quantity (weight, number of pieces, or another suitable measure of quantity)
  • UNS grade (See above Tantalum and Tantalum Alloy UNS Grade)
  • Dimensions (Thickness, width, and length)
  • Additions to the specification and supplementary requirements, if any

Tantalum Disc Packaging

Our tantalum disc is carefully handled to prevent damage during storage and transportation and to preserve the quality of our product in its original condition. Products will be packed in wooden cases supported with soft materials to ensure that the products thus packed will not shift inside the cases.

tantalum disc packingPacking - heegermaterials.com

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