OM4 Ball Clay from Japan
OM4 ball clay is a coarse, high-plasticity grade ideal for outdoor sculpture and architectural ceramics, offering robust green strength. HTS 2508.40.0110 covers this as other ball clays due to its sedimentary origin and ceramic applications.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Screen for sand content; high silica may trigger reclassification as aggregate
• Label shipments clearly as 'ceramic ball clay' vs. construction clay