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Our Products
We offer the best product range of Tantalum Foil and Leading Brass Foils.
Navratna Metal Corporationis a well known manufacturer and trader of Tantalum Foils. We produce all our products in a highly equipped infrastructure facility in Mumbai. Our Tantalum foils are Shiny foils that are ductile and malleable. These Foils made from Tantalum offer high resistance to corrosion from acids. The oxide layer on these tantalum Foils helps them in resisting corrosion from a variety of chemicals. Also, Foils made from Tantalum have a high melting point and oxidation resistance. We offer these Tantalum Foils in different sizes and thicknesses to meet the requirements of all our customers. Our Tantalum products are delivered to a lot many industries such as laboratory apparatuses, chemical industries, nuclear reactors and missile parts as well.
Size :
| Thickness (mm) | Width (mm) | Length (mm) | |
| Foil | 0.03-0.07 | 30-200 | >50 |
| Sheet | 0.07-0.5 | 30- 700 | 30-2000 |
| Board | 0.5-10 | 50-1000 | 50-3000 |
| Purity | >=99.95ï¼ or 99.99ï¼ | ||
| Element | R05200 (%,Max) | R05400 (%,Max) |
| C | 0.01 | 0.01 |
| O | 0.015 | 0.03 |
| N | 0.01 | 0.01 |
| H | 0.0015 | 0.0015 |
| Fe | 0.01 | 0.01 |
| Mo | 0.02 | 0.02 |
| Nb | 0.1 | 0.1 |
| Ni | 0.01 | 0.01 |
| Si | 0.005 | 0.005 |
| Ti | 0.01 | 0.01 |
| W | 0.05 | 0.05 |
| Grade and size | Annealed | ||
| Tensile strength minï¼ psi (MPa) | Yield strength minï¼psi (MPa)(2ï¼ ) | Elongation minï¼ ï¼ (1 inch gage length) | |
| Sheetï¼ foil. and board (RO5200ï¼ RO5400)ãThickness<0.060″(1.524mm)Thickness≥0.060″(1.524mm) | 30000 (207) | 20000 (138) | 20 |
| 25000 (172) | 15000 (103) | 30 | |
| Ta-10Wã(RO5255) Sheetï¼ foil. and board | 70000 (482) | 60000 (414) | 15 |
| 70000 (482) | 55000 (379) | 20 | |
| Ta-2.5W(RO5252) Thickness<0.125″ (3.175mm) Thickness≥0.125″ (3.175mm) | 40000 (276) | 30000 (207) | 20 |
| 40000 (276) | 22000ã(152) | 25 | |
| Ta-40Nbã(RO5240)Thickness<0.060″(1.524mm) | 40000 (276) | 20000 (138) | 25 |
| Thickness>0.060″(1.524mm) | 35000 (241) | 15000 (103) | 25 |
Amrut Kanungo (Navatna Metal Corporation.)
79 Nanubhai Desai Rd. Prembai Bhawan, Gr. Floor,, Girgaon, Mumbai, Maharashtra - 400004, India
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