Chrome-Moly Cast Grinding Balls for Cement Mills from Japan
Chromium-molybdenum alloy cast balls optimized for cement clinker grinding in tube mills. Their cast structure and mill-specific design place them under HTS 7325.91.00.00. Provide extended wear life in high-abrasion environments.
Duty Rate — Japan → United States
52.9%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Use heat treatment records showing microstructure (martensite + retained austenite) for classification support
• Segment declarations by size fractions for accurate statistical reporting