Rhenium Powder 99.99% Purity
High-purity rhenium powder used in the production of superalloys for aerospace turbine blades and electronics. Classified under HTS 8112.41.50.00 as unwrought rhenium in powder form, not shaped or processed into articles. This fine particulate form enables sintering and alloying applications.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 3% | +25.0% | 28% |
| 🇲🇽Mexico | 3% | — | 3% |
| 🇨🇦Canada | 3% | — | 3% |
| 🇩🇪Germany | 3% | — | 3% |
| 🇯🇵Japan | 3% | — | 3% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing impurities exceeding unwrought standards
Lower purity rhenium powders may classify as waste and scrap rather than unwrought material.
If chemically treated or alloyed with binders
Processed rhenium powders for chemical use fall under prepared chemical products, not pure metals.
If in compound form like rhenium heptasulfide
Chemical compounds of rhenium are classified in Chapter 28 for inorganic chemicals, not base metals.
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Import Tips & Compliance
• Obtain purity certificates from suppliers to verify compliance with 'unwrought' classification and avoid reclassification as waste
• Declare exact particle size and intended use in documentation, as industrial powders may trigger end-use verification
• Ensure packaging prevents oxidation; common pitfall is contamination leading to duty disputes
Related Products under HTS 8112.41.50.00
Ultrafine Rhenium Powder for Additive Manufacturing
Ultrafine rhenium powder (particle size <10 microns) designed for 3D printing of high-temperature components. Falls under HTS 8112.41.50.00 as unwrought rhenium powder, prior to forming into finished parts. Used in rocket nozzles and jet engines.
High-Purity Rhenium Sputtering Target Powder
Rhenium powder specifically prepared for plasma sputtering to deposit thin films in semiconductors. Classified as unwrought powder under HTS 8112.41.50.00 since not formed into sputtering targets yet. Critical for microelectronics manufacturing.
Rhenium Alloying Powder for Superalloys
Atomized rhenium powder used as master alloy addition in nickel-based superalloys for gas turbines. HTS 8112.41.50.00 applies to this unwrought powder form before melting and alloying. Enhances creep resistance at extreme temperatures.
Nano-Rhenium Powder for Catalysis
Nanoparticle rhenium powder (<100nm) precursor for petroleum reforming catalysts. Remains unwrought powder under HTS 8112.41.50.00 until supported on alumina. High surface area enables superior hydrogenation performance.
Rhenium Reference Standard Powder
Certified reference material rhenium powder (NIST-traceable) for analytical calibration. Classified as unwrought powder HTS 8112.41.50.00 due to its base metal powder form. Used in spectrometry and quality control labs.
Atomized Rhenium Powder - Aerospace Grade
Gas-atomized spherical rhenium powder meeting AMS specifications for aerospace investment casting. HTS 8112.41.50.00 as unwrought powder for subsequent alloying. Provides uniform melt characteristics.