A&R Merchants Inc is a Tantalum strip and foil product supplier, offering a wide range of thicknesses and widths. We can offer flat rolled material cut to specific lengths or we can supply coiled sheet or strip shipped on cores. Please refer to the charts below to see the various options we offer and other specifications for each option, including tolerance and maximum width.
A&R Merchants Inc also provides Eb Tantalum strip & foil.
| Foils (thickness .003″ to <.005″) | |
| Thickness tolerance: | +/-.0003″ |
| Maximum width: | 6″ |
| width tolerance: | .02″ |
| Sheet (thickness .005″ to <.040) | |
| Thickness tolerance: | +/-.0005″ |
| (or 5% of thickness, whichever is greater) | |
| Maximum width: | 12″ |
| Width tolerance for <6" wide: | +/-.005″ |
| +/-.015″ | |
| Sheet (thickness .041″ – .090″ ) | |
| Thickness tolerance: | +/-5% |
| Maximum width: | 25″ |
| Width tolerance: | +/-.025″ |
| Sheared tolerances | +/- .125″ |
| Plate (Thickness >.090″) | |
| Max width: | 30″ |
| Width Capabilities | |
| Up to .004″ | 6″ wide |
| .005″ to .015″ | 10″ wide |
| .016″ to .10″ | 25″ wide |
| greater than .10″ | 39″ wide |
| Available Alloys | |
| Tantalum | |
| Tantalum 2.2% Tungsten | |
| Tantalum 7.5% Tungsten | |
| Tantalum 10% Tungsten | |
| Tantalum 40% Niobium | |
| Tantalum micro-alloys |
| Typical Tantalum Chemistry | |
| Electron Beam (EB R05200) wt% | |
| C | <0.004 |
| O | <0.020 |
| N | <0.003 |
| H | <0.001 |
| Ti | <0.001 |
| W | <0.005 |
| Nb | <0.030 |
| Fe | <0.004 |
| Mo | <0.002 |
| Si | <0.002 |
| Ni | <0.002 |
| TA | balance |
