Lanxess Butyl 301 Rubber Granules from Japan
Granular isobutene-isoprene (butyl) rubber grade 301 from Lanxess, in primary crumb form for easy processing into seals and gaskets. Falls under HTS 4002.31.00.00 per chapter note 3(b) for granules as primary forms of synthetic rubber, without disallowed additives.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include test reports verifying vulcanization properties match synthetic rubber definition in chapter note 2
• Avoid shipping in compounded form; separate additives documentation to prevent 4005 classification
• Monitor particle size to ensure granules qualify as 'bulk forms' under primary definitions