High-Grade Nickel Matte
High-grade nickel matte is a molten intermediate product produced during nickel smelting, containing approximately 70-80% nickel along with copper, iron, and sulfur impurities. It falls under HTS 7501.10.00.00 as a primary form of nickel matte used in the metallurgy process before further refining into pure nickel.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing significant cobalt or unrefined ore impurities
Products with high cobalt content or resembling nickel-bearing ores are classified under nickel ores and concentrates in Chapter 26.
If further refined into nickel oxide sinters
After additional processing into sinters or oxides, it moves to other intermediate products within the same heading but different subheading.
If alloyed with substantial iron content for ferro-nickel production
Ferro-nickel intermediates with over 4% nickel content shift to iron or steel alloy classifications in Chapter 72.
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Import Tips & Compliance
• Verify nickel content via assay certificates to confirm classification under 7501.10.00.00 and avoid reclassification as ore
• Ensure proper hazardous material declarations for molten or semi-molten shipments to comply with DOT and IMDG regulations
• Maintain smelter origin documentation to qualify for any preferential tariff treatments under trade agreements
Related Products under HTS 7501.10.00.00
Converter Nickel Matte
Converter nickel matte is produced in the converting stage of nickel smelting, where Bessemer matte is oxidized to reduce impurities, resulting in a product typically containing 45-75% nickel. Classified under HTS 7501.10.00.00 as it represents the standard nickel matte intermediate before final refining.
Bessemer Nickel Matte
Bessemer nickel matte is the initial matte formed in the Bessemer converter during pyrometallurgical nickel processing, with nickel content around 40-60% before upgrading. It qualifies for HTS 7501.10.00.00 as a fundamental nickel matte product in the smelting chain.
Pierce-Smith Converter Matte
Pierce-Smith converter matte is generated in horizontal converters during the converting stage of nickel production, featuring high nickel and reduced sulfur content. This specific type falls under HTS 7501.10.00.00 as standard nickel matte used globally in metallurgy.
Falconbridge Process Nickel Matte
Falconbridge process nickel matte is produced using the proprietary oxygen-flash converting technology, yielding high-quality matte with 75%+ nickel content. It is classified under HTS 7501.10.00.00 as a nickel matte intermediate regardless of specific production method.
INCO Flash Converter Matte
INCO flash converter matte results from the flash smelting process developed by International Nickel Company, producing continuous high-grade nickel matte streams. This product is definitively under HTS 7501.10.00.00 as the core nickel matte form.
Norilsk-Style High Copper Nickel Matte
Norilsk-style nickel matte contains elevated copper levels (20-30%) typical of Russian sulfide ore processing, still primarily classified as nickel matte under HTS 7501.10.00.00 when nickel predominates.