Tantalum
Pure Tantalum Metal/Tantalum Tungsten Alloy/Tantalum Niobium Alloy/Tantalum Compounds
EPI Materials is a trusted supplier and manufacturer of high-quality Tantalum metal products, including Tantalum foil, Tantalum sheet, Tantalum wire, Tantalum rod, Tantalum tube, Tantalum disc and other customized products.
Various sizes and thicknesses are available upon request. Examples of the type of products we supply are shown below but this is by no means a definitive list, if you want an item that’s not here please contact us.
Tantalum Bar/Rod
Non-Medical Grade Specifications:
Material: Tantalum, Tantalum Niobium, Tantalum Tungsten
Standard: R05200, R05400 (Ta), R05240 (Ta-40Nb), R05252 (Ta-2.5W), R05255 (Ta-10W).
Medical Grade Specifications:
Material: Min 99.9% Tantalum
Tolerance: Better than +/- 0.02 mm
Standard: ASTM F560 / R05400 compliant
Tantalum Foil/Strip
Specifications:
Standard: ASTM B708-98
Material: UNS R05200, UNS R05400
Thickness: 0.03mm (Strip), 0.03-0.07mm (Foil)
Width: 1-1.5mm (Strip), 30-200mm (Foil)
Length: Up to 50,000mm (Strip), >50mm (Foil)
Packing: In Coil (Strip), Flat (Foil)
Condition: Annealed
Tantalum Sheet/Tantalum Plate
Specifications:
Standard: ASTM B708-98
Material: UNS R05200, UNS R05400
Thickness: 0.07-10mm
Width: 30-1,000mm
Length: 30-3,000mm
Tantalum Tube/Pipe
Specifications:
Standard: ASTM B521-98
Material: UNS R05200, UNS R05400
Outer: 1.0-150 mm
Wall: 0.2-5.0mm
Length: 200-6,000mm
Seamless tantalum tube
For the Tantalum tubes with thicker wall thickness, seamless tantalum tube is recommended.
Welded tantalum tube
For the Tantalum tubes with thin wall thickness, we recommend welded tantalum tube. The welded tubes were manufactured by tantalum sheet. The surface was good since they will be polished after welding.
Tantalum Wire
Specifications:
Diameter: 0.1-4 mm
Standard: ASTM B365, ASTM F560 (Medical Grade)
Material: UNS R05200, UNS R05400
Purity: 99.9% or 99.95%
Size | 0.1 ~ 0.15 mm | >0.15 mm ~ 0.3 mm | >0.3 mm |
---|---|---|---|
Tolerance | ± 0.005 mm | ± 0.006 mm | ± 0.007 mm |
Product Condition | Annealed | Half Annealed | Unannealed |
---|---|---|---|
Tensile Strength (MPa) | 300~600 | >600~1000 | >1000 |
Elongation (%) | 10~30 | <5 | <5 |