Purity 99.95% tantalum and tantalum alloy bars/rods price
| Element | content | Element | content | Element | content |
| Ta | Min99.80 | O | Max.005 | Ag | Max.0.002 |
| S | Max0.005 | As | Max.0.002 | Se | Max.0.0005 |
| P | Max0.01 | Sb | Max.0.0005 | Te | Max.0.0005 |
| N | Max0.01 | Sn | Max0.005 | Tl | Max0.00005 |
| Pb | Max0.001 | Bi | Max0.0001 | Cd | Max.0.0005 |
| Ga | Max0.001 | In | Max0.0005 |
Special requirenments to be agreed upon by the supplier and buyer.
Metal Tantalum Ta Bar
The metal tantalum Ta bar is a foundational material in modern engineering, valued for its unique blend of properties that make it indispensable across sectors from chemical processing to healthcare. As a refractory metal with atomic number 73, tantalum's dominance stems from its exceptional heat resistance, corrosion immunity, and biocompatibility-traits that transcend industry boundaries.
Tantalum's most celebrated property is its corrosion resistance. It forms a passive oxide layer (Ta₂O₅) when exposed to air or chemicals, rendering it inert to acids (including hydrofluoric acid), alkalis, and saltwater. This makes tantalum bars ideal for chemical processing equipment, where they are machined into reaction vessels, pipes, and valves. Unlike stainless steel, which requires frequent replacement due to corrosion, tantalum bars maintain structural integrity for decades, reducing downtime and maintenance costs.
In electronics, tantalum bars serve as the raw material for capacitors, the backbone of miniaturized devices. Their ability to store charge in a thin oxide film enables the production of compact, high-capacitance components found in smartphones, wearables, and medical implants like pacemakers. The bars' high purity (often 99.9%+) ensures consistent dielectric properties, critical for stabilizing device performance.
Biocompatibility further expands their utility. Tantalum bars are machined into orthopedic implants (e.g., bone screws, joint replacements) and cardiovascular stents. Their non-toxicity and resistance to bodily fluids prevent adverse reactions, making them safer than alternatives like titanium, which may release metal ions over time.
Tantalum bars also excel in high-temperature applications. With a melting point of 3,017°C (fourth highest among metals), they retain structural integrity in jet engines, nuclear reactors, and rocket nozzles-environments where lesser metals would melt or deform.
Available in standard sizes (e.g., 10mm–200mm diameters) or custom dimensions, tantalum bars are versatile and adaptable. Suppliers ensure quality through certifications like ASTM A276 and rigorous testing, guaranteeing performance for even the most demanding applications.
In essence, the metal tantalum Ta bar is a testament to material science's ability to deliver reliability across diverse challenges. Its unique properties make it not just a material, but a critical enabler of progress in modern industry.
