Tantalum Foil

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Edgetech Industries LLC provides high purity tantalum foil to universities, research labs and manufacturing companies. Tantalum and tantalum alloys products are also avaibale in form of sheet, plate, wire, rod, ribbon, pellets, powder, sputtering targets, discs.

We provide Tantalum foil with following dimensions and specifications:
Specification: ASTM B708
Material: R05200, R05400, TaNb3, TaNb20, Ta2.5W (R05252)
Size: 0.01-0.09mm Thick x 30-150mm width x L, in roll
Surface: Cold rolling

Chemical composition for each grade of tantalum material

Chemical Composition (%)
Grade Main Content Impurities (≤%)
Ta Nb/W Fe Si Ni W Mo Ti O
R05200 Bal —— 0.005 0.005 0.002 0.01 0.01 0.002 0.015
R05400 Bal —— 0.03 0.02 0.005 0.04 0.005 0.1 0.02
TaNb3 Bal <3.5 0.03 0.03 0.005 0.04 0.03 0.005 0.02
TaNb20 Bal 17~23 0.03 0.03 0.005 0.04 0.03 0.005 0.02
Ta2.5W Bal 2.0~3.0 0.005 0.005 0.002 3.0 0.01 0.002 0.015
Ta10W Bal 9~11 0.005 0.005 0.002 11 0.01 0.002 0.015
Other details per customer’s request. (N,C≤0.01%, H≤0.0015%)
Ta10W foil is not available cause its high hardness.

Mechanical properties for tantalum rolling products

Grade and size Annealed
Tensile strength
Min, psi (MPa)
Yield strength min,
psi (MPa)(2%)
Elongation min, %
Pure Tantalum foil, sheet and plate (R05200, R05400)
Thickness<0.060″ 30000 (207) 20000 (138) 20
Thickness≥0.060″ 25000 (172) 15000 (103) 30
Ta-10W (R05255) Tantalum tungsten alloy sheet and plate
Thickness<0.125″ 70000 (482) 60000 (414) 15
Thickness≥0.125″ 70000 (482) 55000 (379) 20
Ta-2.5W (R05252) Tantalum tungsten alloy sheet and plate
Thickness<0.125″ 40000 (276) 30000 (207) 20
Thickness≥0.125″ 40000 (276) 22000 (152) 25
Ta-40Nb (R05240) Tantalum niobium alloy sheet and plate
Thickness<0.060″ 40000 (276) 20000 (138) 25
Thickness>0.060″ 35000 (241) 15000 (103) 25

We can also provide custom tantalum foil and other tantalum parts, please send us your request to sales@edge-techind.com for any needs on tantalum rolling products.

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