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. |
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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.
